ACIDS
Aquafortis (concentrated nitric acid)
ORGANIC SYNTHESIS PRODUCTS
Normal technical butyl alcohol
Paint and varnish remover (solvent)
INDUSTRIAL GASES
Solid carbon dioxide (dry ice)
DEICING AGENTS
Acids
Wet-process phosphoric acid
Wet-process phosphoric acid (H3PO4) is produced by the decomposition of phosphate raw material (apatite concentrate) with sulfuric acid and by the filtration of prepared pulp. Wet-process phosphoric acid is the main raw material in the production of phosphoric and compound fertilizers, feed phosphates. Phosphoric acid is delivered as raw material to companies, which produce cleaning agents and phosphate concentrates.
Main technical characteristics:
| Main specifications | Norm | ||
|---|---|---|---|
| EuroChem-BMU | Lifosa | ||
| Wet-process phosphoric acid | Fluorine-free wet-process phosphoric acid | ||
| Mass fraction of phosphorus pentoxide (P2O5), %, not less than | 52 | 52 | 52 |
| Mass fraction of sulphate sulphur in term of sulfur oxide (SO3), %, not more than | 4.5 | - | - |
| Mass fraction of H2SO4, %, not more than | - | 2.5 | 2.0 |
| Mass fraction of precipitation, %, not more than | 5 | 5 | 1 |
| Mass fraction of arsenic (As), %, not more than | 0.004 | - | - |
| Mass fraction of flourine (F), %, not more than | - | not rated | 0.2 |
Package
Phosphoric acid is shipped in railway tank cars made of rust-resistant or gummed steel. May be shipped in polymeric special low-capacity tank-containers 1000МСК (1000 МК) of capacity 950 dm3.
Transportation
Wet-process phosphoric acid is transported by railroad or automobile transport, in compliance with dangerous goods regulations applied to this type of transport means.
Storage
Shelf life of wet-process phosphoric acid in stainless steel, gummed bags and bags lined with carbon-graphite units or acid-resistive tile (АТМ) is not limited.
Producers
- АB Lifosa
- EuroChem-BMU
Sulfuric acid
Sulfuric acid (H2SO4) is mainly used in the production of wet-process phosphoric acid in companies, which produce mineral fertilizers. It is also used in the production of synthetic and natural fiber, paint, foodstuff, leather working, etc.
There are the following grades of sulfuric acid:
- Improved sulfuric acid;
- Commercial sulfuric acid, 1st grade.
Main technical characteristics
| Main specifications | Norm | |
|---|---|---|
| Improved sulfuric acid | Commercial sulfuric acid, 1st grade | |
| Mass fraction of sulphuric monohydrate (H2SO4), % | 92.5 – 94.0 | Not less than 92.5 |
| Mass fraction of free sulphuric anhydride (SO3), %, not less than | - | - |
| Mass fraction of ferrum (Fe), %, not more than | 0.006 | 0.02 |
| Mass fraction of precipitation after baking, %, not more than | 0.02 | 0.05 |
| Mass fraction of nitric oxides (N2O3), %, not more than | 0.00005 | Not rated |
| Mass fraction of nitro compounds, %, not more than | Not rated | Not rated |
| Mass fraction of arsenic (As), %, not more than | 0.00008 | Not rated |
| Mass fraction of chlorides (Cl), %, not more than | 0.0001 | Not rated |
| Mass fraction of plumbum (Pb), %, not more than | 0.001 | Not rated |
Transportation
Strong sulphuric acid is transported and stored in steel, plastic or glass containers. Acid corrosiveness is increased at reducing the concentration.
Storage
Shelf life – 1 month from the date of production. After the end of guarantee period, the acid keeps its chemical properties under storage in sealed container.
Producers
- АB Lifosa
- EuroChem-BMU
- Phosphorit
Aquafortis (Concentrated nitric acid)
Concentrated nitric acid (HNO3) is obtained by autoclaving of weak nitric acid and nitric oxides; there are two grades of HNO3 – А and B. Grade А is used in the production of electronic and radio-electronic industry products, the nitration processes of organic compounds, the production of explosives, the chemical treatment of metals, the medical industry, and the production of plastics. Grade B is used for galvanic works in the production of chemical reagents, for dissolution of impurities of the industrial products, the nitrating processes of the organic compounds, and the production of explosives.
Main technical characteristics
| Main specifications | Normal values for the grade | |
|---|---|---|
| A | B | |
| Mass fraction of nitric acid, %, no less than | 98.6 | 97.5 |
| Mass fraction of sulfuric acid, %, no more than | 0.05 | 0.06 |
| Mass fraction of nitrogen oxide, (N2O4), %, no more than | 0.2 | 0.3 |
| Mass fraction of residues after incineration, %, not more than | 0.014 | 0.025 |
Concentrated nitric acid – is an incombustible, fire dangerous liquid, and strong oxidizing agent.
Transportation
Concentrated nitric acid is transported by railroad in special aluminum tanks and by automobile transport in aluminum containers. Skin contact with concentrated nitric acid causes severe burns. Nitric acid vapors irritate upper air passages, cause conjunctivitis and affect the cornea.
Storage
Concentrated nitric acid is stored in stock areas in aluminum containers equipped with level gauges. Storage capacities, mixing tanks and platforms should be located in acid-resistant pallets used specifically for the containment of emergency spillage of acid with the following collection to neutralizing tanks. Temperature condition of storage and transportation – ambient temperature. Do not keep near open flame.
Producers
- NAK Azot
- Nevinnomyssky Azot
Weak nitric acid
Weak nitric acid (HNO3) is produced by the absorption of nitrogen oxide by water. Weak nitric acid is used for production of ammonium nitrate, compound fertilizers, and for the oxidizing processes of pickling metals.
Main technical characteristics
| Main specifications | Normal values for the grade | ||
|---|---|---|---|
| Top grade | 1st grade | 2nd grade | |
| Appearance | Colorless or yellow liquid, free of suspended matter | ||
| Mass fraction of nitric acid, %, no less than | 57.0 | 56.0 | 46.0 |
| Mass fraction of nitrogen oxide, %, no more than (in calculation on N2O4) | 0.07 | 0.1 | 0.2 |
| Mass fraction of the residues after incineration, %, not more than | 0.004 | 0.02 | 0.05 |
Weak nitric acid – is a non-combustible, fire dangerous liquid, which causes spontaneous ignition of materials in the contact of various combustible materials.
Transportation
Weak nitric acid is transported by all transport means, in compliance with goods transportation regulations applied to this type of transport means. Individual means of skin and respiratory system protection shall be used while handling acid.
Storage
Shelf life – 6 months from the date of production.
Producers
- NAK Azot
- Nevinnomyssky Azot
Reactive nitric acid
Reactive nitric acid (HNO3) is used in the printing industry, in the production of medicinal substances and as reagents. Reactive nitric acid is obtained by water absorption of nitrous gases formed in the process of ammonia oxidation with air oxygen in the presence of a catalyst. Nitric acid is a colorless or slightly yellowish smudge liquid. Produced in compliance with GOST 4461-77 and has following grades: “clear”, “clear for analysis” and “chemically pure”.
Main technical characteristics
| Main specifications | “Clear” OKP code 2612110011 |
“Clear for analysis” OKP code 2612110012 |
|---|---|---|
| Mass fraction of nitric acid, %, no less than | 56 | 56 |
| Mass fraction of residues after incineration as sulphates, %, no more than | 0.001 | 0.003 |
| Mass fraction of sulphates (SO4), %, not more than | 0.0020 | 0.0005 |
Transportation
Reactive nitric acid is poured and transported in 20-litre glass bottles, set in polyethylene barrels.
Storage
Product is stored in covered storage rooms; joint storage and transportation of nitric acid with organic compounds, flammable liquids and combustibles are prohibited.
Shelf life – 6 months.
Producer
NAK Azot
Ultraclean nitric acid
Ultraclean nitric acid (HNO3) is product of multi-stage distillation of commercial aquafortis with acid vapors washing by phlegm, followed by condensation and dilution to required concentration by distilled water in quartz glass apparatus. Ultraclean nitric acid is used for production of semi-conductors, electronics, metals and alloys, catalysts, ion exchangers, laser devices, rare components, and also for accurate scientific investigations. Ultraclean nitric acid of grades 27-4, 27-5 and 33-4 represents colorless or slightly yellowish smudge liquid, which decomposed with nitrogen oxides emissions while heating.
Main technical characteristics
| Main Specifications | Norm |
|---|---|
| Mass fraction of nitric acid, %, no less than | 70 |
| Mass fraction of nitrogen oxide, %, not more than | 0.1 |
Transportation
Ultraclean nitric acid is poured in 20-litre glass bottles, which are immediately closed with locking devices. The glass bottles are set in polyethylene barrels. The product may be transported by all transport means.
Storage
Bottles with ultraclean nitric acid are stored in dark simple storage rooms apart from other reagents, under the temperature not exceeding 30°С.
Shelf life from the date of production:
- for Ultraclean nitric acid 18-4: 4 months;
- for Ultraclean nitric acid 27-4: 3 months;
- for Ultraclean nitric acid 27-5: 2 months.
Producer
NAK Azot
Organic synthesis products
Methanol
Methanol (CH3OH) is produced by catalytic synthesis from carbon oxides and hydrogen, and used for organic synthesis processes. Methanol is a toxic liquid. There are two grades of methanol. Grade А is used for main organic synthesis processes and export delivery.
Main technical characteristics
| Main specifications | Normal values for the grade | |
|---|---|---|
| A | B | |
| Appearance | Colorless transparent liquid free of suspended matter | |
| Density, at °C, g/сm³ | 0.791-0.792 | |
| Mixing up with water | Can be mixed with water without any traces of turbidity and opalescence | |
| Temperature limits: a. Boiling range, °С | 64.0-65.5 | |
| 99 % of the product is rectified in the limits, °С, no more than | 0.8 | 1.0 |
| Mass fraction of water, %, no more than | 0.05 | 0.08 |
| Mass fraction of free acids in calculation on formic acid, %, no more than | 0.0015 | |
| Mass fraction of aldehydes and ketenes in calculation on acetone, %, no more than | 0.003 | 0.008 |
| Mass fraction of volatile compounds of iron in calculation on iron, %, no more than | 0.00001 | 0.00005 |
| Test with potassium hypermanganat, minutes, no less than | 60 | 30 |
| Mass fraction of ammonia and ammonia compounds in calculation on ammonia, %, no more than | 0.00001 | - |
| Mass fraction of chlorine, %, no more than | 0.00001 | 0.001 |
| Mass fraction of sulfur, %, no more than | 0.00001 | 0.001 |
| Mass fraction of a fixed residue after evaporation, %, no more than | 0.001 | 0.002 |
| Electrical conductivity, Ohm -1*см- 1 | 3.10-5 | - |
| Mass fraction of ethanol, %, not more than | 0.01 | - |
Transportation
Methanol is transported in special-purposed tank cars, truck tanks, and steel barrels with 200 m3 capacity, in compliance with goods transportation regulations applied to this type of transport means.
Storage
Shelf life – 6 months from the date of production.
Producers
- NAK Azot
- Nevinnomyssky Azot
Acetic acid (synthetic)
Acetic acid (synthetic) (СН3СООН) is produced by a method of carbonization from methanol and carbonic oxide on rhodic catalyst, used for production of salts and esters, acetic anhydride, acetyl chloride, coloring agents, insecticides, as lacquer and paint solvents, and also as latex coagulator.
Main technical characteristics
| Main specifications | Normal values for the grade |
|---|---|
| Appearance | Colorless, transparent liquid free from suspended matter |
| Water solubility | Complete, transparent solution |
| Mass fraction of acetic acid, %, no less than | 99.5 |
| Mass fraction of acetaldehyde, %, no more than | 0.004 |
| Mass fraction of formic acid, %, no more than | 0.05 |
| Mass fraction of sulphates (SO4), %, no more than | 0.0003 |
| Mass fraction of chlorides (CI), %, no more than | 0.0004 |
| Mass fraction of the heavy metals precipitated by hydrogen sulphide (Pb), %, no more than | 0.0004 |
| Mass fraction of iron (Fe), %, no more than | 0.0004 |
| Mass fraction of non-volatile residue, %, no more than | 0.004 |
| Dyeing stability of potassium permanganate solution, in minutes, no less than | 60 |
| Mass fraction of the substances, oxidizing by potassium dichromate, cm³ of sodium thiosulfate solution with a level of the concentration (Na2SO3*5H2O) = 0.1 moles/dm³, (0.1n), no more than | 5.0 |
| Test with sulfuric acid | Should pass the test |
Acetic acid is a flammable liquid. Acetic acid burns the skin on contact. Vapors irritate the mucous coating of respiratory passages. Acetic acid solutions with 30% concentration and stronger causes burns at skin contact.
Kosher certified
Transportation
Acetic acid is transported in clean rail tank cars with stainless steel inside surface, equipped with overhead discharge and self-heated system or in “thermos” -typed rail tank cars by railway and in special chemicals vessels with stainless steel tanks by sea.
Storage
Shelf life - 1 year from the date of production.
Producer
Nevinnomyssky Azot
Normal technical butyl alcohol
Normal technical butyl alcohol (n-butyl alcohol С4Н9ОН), obtained by aldol condensation of acetaldehyde, is used as dissolvent in the paint-and-varnish industry, and also for the synthesis of various organic products, in the production of reagents, nitrolacquers, ethylcellulose, compound ethers, dibutyl phthalate, butyl xanthate (used as plasticity agents), etc.
Main technical characteristics
| Main specifications | Normal values for the grade | |
|---|---|---|
| А | ||
| Top quality | 1st quality | |
| Colority on platinum-cobaltic scale, in Hazen units, not more than | 10 | 10 |
| Density at 20°., g/cm3 | 0.809 -0.811 | 0.809 -0.811 |
| Mass fraction of butyl alcohol, %, not less than | 99.4 | 99.0 |
| Mass fraction of acid on acetic acid basis, %, not more than | 0.003 | 0.005 |
| Bromine number of bromine g on 100 g of alcohol, not more than | 0.02 | 0.05 |
| Mass fraction of carbonyl compounds in calculation on oil aldehyde, %, not more than | 0.06 | 0.10 |
| Mass fraction of fixed residue, %, not more than | 0.0025 | 0.0025 |
| Mass fraction of water, %, not more than | 0.1 | 0.2 |
Normal technical butyl alcohol is toxic, fire dangerous and explosive. Individual means of skin and respiratory system protection shall be used while handling solvents.
Transportation
Normal technical butyl alcohol is transported by tanks vessels, railroad and automobile transport, in compliance with goods transportation regulations applied to this type of transport means.
Storage
Shelf life – 3 years from the date of production.
Producer:
Nevinnomyssky Azot
Polyvinyl alcohol
Polyvinyl alcohol (PVA) is produced on the basis of vinyl acetate-monomer, sodium hydrate and dissolvent (methanol). Used (according to grades):
- as stabilizer of suspension polymerization of styrol and in preparation of copolymer dispersion on the base of acetaldehyde (18/11);
- for dressing of fibers and yarns made of natural, artificial, synthetic fibers (18/11, 16/1);
- as emulsifying agent for emulsification in peroxide blanching of cotton sewing threads (18/11, 16/1);
- as additive agent in chalk suspension (16/1, 16/05);
- as impregnating material in production of oil-insoluble strong semitransparent paper (18/11);
- as bonding material in production of fine molding powders for ceramics and core sand mixture for casting (16/1, B1, B2);
- for synthesis of polyvinylacetals as emulsifying agent and stabilizer at an emulsion polymerization of acetaldehyde and other monomers (16/1);
- in production of bonding adhesives, pure and mixed with filling compound for bonding of leather, fabric, paper, and also for bonding of labels (16/1, А1, А2,);
- in textile industry as dressing tool (SHL);
- as additives in preparation of dispersion, as binding agents in preparation of molding sand, as additives for cement slurry and grouting mortar, as bonding adhesive (R, R1).
Main technical characteristics
| Main specifications | Normal values for the grade | |||
|---|---|---|---|---|
| PVS-18/11 | PVS-18/11 | PVS-16/1 | PVA-16/05 | |
| Dynamic viscosity, Pa*с103 | 16-19 | 15-20 | 12-17 | 12-18 |
| Mass fraction of volatile matters, %, no more than | 4.0 | 4.0 | 4.0 | 5.0 |
| Mass fraction of acetate groups, % | 10-11.4 | 10-14 | No more than 0.8-2.0 | 0.2 – 1 |
| Hydrogen ion concentration (рН) | 6-7 | 5.5 – 7 | 5.5 – 8 | 6 – 9 |
| Water solubility, %, no less than | 99.8 | 99.95 | 99.0 | 99.5 |
| Mass fraction of sodium acetate, %, no more than | 2.0 | - | 1.5 | 4.0 |
| The warranty period of storage | 1 year | 1 year | 1 year | 1 year |
Storage
Shelf life for grades: PVA-18/11 top grade and 1st grade, PVA-16/1, PVA-16/05 – 1 year from the date of production;
Producer
Nevinnomyssky Azot
Acetaldehyde
Acetaldehyde (acetic aldehyde СН3СНО) is produced by acetylene hydration; it is used in production of acetic anhydride, acetic acid, aldehydic synthetic resins, pentaerythritol, 2-ethylhexyl alcohol and other products.
Main technical characteristics
| Main specifications | Normal values for the grade | |
|---|---|---|
| Top grade | 1st grade | |
| Platinum-cobalt scale unit color, no more than | 15 | 30 |
| Mass fraction of acetaldehyde, %, no less than | 99.7 | 99.6 |
| Mass fraction of acetic acid, %, no more than | 0.04 | 0.01 |
| Mass fraction of crotonic aldehyde, %, no more than | 0.03 | 0.05 |
| Mass fraction of water, %, no more than | 0.1 | 0.15 |
| Acetylene content | none | none |
| Mass fraction of paraldehyde | 0.1 | 0.2 |
Acetic aldehyde – flammable liquid, easily oxidized by air oxygen.
Transportation
Acetic aldehyde is transported in special tank cars or truck tanks made of carbon steel with polyisobutylene lining of inside surface, in compliance with goods transportation regulations applied to this type of transport means.
Storage
Shelf life:
- 3 months from the date of production for top grade;
- 1 month for 1st grade.
Producer
Nevinnomyssky Azot
Technical butyl acetate
Technical butyl acetate (normal butyl ether of acetic acid С6Н12О12) is produced in the process of etherification of acetic acid by butyl alcohol, used as dissolvent in various industries, and also for synthesis of chemicals.
Main technical characteristics
| Main specifications | Normal values for the grade | |
|---|---|---|
| A | B | |
| Appearance | Transparent liquid without mechanical impurities | |
| Colority, in Hazen units, no more than | 10 | 10 |
| Density at 20°С, g/cm³ | 0.880-0.882 | 0.873-0.875 |
| Mass fraction of the main substance, %, no less than | 99.5 | 91±1 |
| Mass fraction of acid on acetic acid basis, %, no more than | 0.005 | 0.008 |
| Mass fraction of non-volatile residue, %, no more than | 0.002 | 0.006 |
| Temperature limits of distillation at pressure 101.3 кPa (760 mmHg): 95 % (in volume basis) of the product should be distilled in the limits of temperatures, °С | 122-127 | 118-128 |
| Mass fraction of water, %, no more than | 0.08 | 0.2 |
| Mass fraction of aldehydes in calculation on acetaldehyde, %, no more than | - | - |
| Relative volatility (in calculation on solvent ether) | 8-13 | 8-13 |
Technical butyl acetate is a flammable liquid with a slight narcotic effect. Individual means of skin and respiratory system protection must be used while handling this product.
Transportation
Commercial normal butyl ether of acetic acid is transported in tank cars by railroad by automobile transport by vessels in compliance with goods transportation regulations applied to this type of transport means.
Storage
Shelf life – 6 months from the date of production.
Producer
Nevinnomyssky Azot
Vinylacetate-rectificate
Vinylacetate-rectificate is a product of vapor-phase reaction of acetylene and acetic acid, used for obtaining of polyvinyl acetate, copolymers with vinyl chlorides, ethylene and other unsaturated compounds.
Main technical characteristics
| Main specifications | Normal values for the grade | |||
|---|---|---|---|---|
| AC | AD | |||
| Top quality | 1st quality | Top quality | 1st quality | |
| Appearance | Liquid is not distinguished on color and transparences from distilled water and free of suspended particles | |||
| Density, at 20°C, g/cm³ | 0.932 – 0.936 | |||
| Distillation volume at 71.8 – 730С, %, no less than | 97 | 97 | 97 | 97 |
| Mass fraction of vinyl acetate, %, no less than | 99.9 | 99.85 | 99.9 | 99.85 |
| Mass fraction of acetic aldehyde, %, no more than | 0.025 | 0.035 | 0.045 | 0.060 |
| Mass fraction of croton aldehyde, %, no more than | None | |||
| Mass fraction of acid on acetic acid basis % no more than | 0.005 | 0.006 | 0.006 | 0.008 |
| Mass fraction of divinylacetylene, %, no more than | 0.0002 | 0.0003 | - | - |
| Mass fraction of water, %, no more than | 0.05 | 0.07 | 0.05 | 0.07 |
| Mass fraction of hydroquinone, %, no more than | ||||
| a. Before inhibition | 0.0003 | 0.0005 | - | - |
| b. After inhibition | 0.005 | 0.005 | 0.005 | 0.005 |
| Mass fraction of polyvinyl acetate | None | |||
| Du pont Polymerization activity at 0.1 MPa, in minutes, no more than | 22 | 29 | 30 | 35 |
| Molar viscosity of polyvinyl acetate in benzyl, Pa*с, no less than | 0.035 | 0.030 | - | - |
| Termostability of polyvinyl acetate at 150°С on the scale, no more than | 1 | 3 | - | - |
| Mass fraction of iron, %, not more than | 0.00025 | 0.00025 | 0.00025 | 0.00025 |
Vinylacetate-rectificate – flammable and explosive liquid. Acetic acid, acetaldehyde and acetone contained in vinylacetate as admixtures irritate conjunctiva and upper air passages.
Transportation
Vinylacetate-rectificate is transported in rail tank cars by railroad, automobile trucks and in vessels by sea.
Storage
Shelf life – 3 months from the date of production.
Producer
Nevinnomyssky Azot
Methyl acetate
Methyl acetate (C3Н6O2) is used in laboratory practice as a pure reagent, in organic synthesis, and also as dissolvent. Methyl acetate resembles transparent, water-soluble liquid. It is mixed in any proportion with alcohol and ester. It is a toxic substance.
Main technical characteristics
| Main specifications | Normal values for the grade | |
|---|---|---|
| Top grade | 1st grade | |
| Appearance | Transparent liquid without mechanical impurities. Light yellow coloring is allowed. | |
| Mass fraction of methyl acetate C3Н6O2, %, no less than | 99.5 | 99.0 |
| Mass fraction of methanol, %, no more than | 0.3 | 0.7 |
| Mass fraction of acid on acetic acid basis, %, no more than | 0.02 | 0.03 |
| Mass fraction of water, %, not more than | 0.2 | 0.3 |
Individual means of skin and respiratory system protection must be used while handling methyl acetate.
Transportation
Methyl acetate is transported by all transport means (except air transport), in compliance with goods transportation regulations applied to this type of transport means.
Storage
Shelf life – 1 year from the date of production.
Producer
Nevinnomyssky Azot
Paint and varnish remover (solvent)
Paint and varnish remover (solvent) of grades А and B represents methyl acetate fraction, which constitutes byproduct of polyvinyl alcohol production. Paint and varnish remover of grades А-1 and B-1 represents product composed of acetaldehyde, acetone, methyl acetate, ethyl acetate, n-butyl alcohol, and also methyl alcohol. Used for dilution of oil paints, nitrocellulose enamels, and varnishes to working consistency. Grade А – used for industrial purposes. Grade B – used in retail trading.
MAIN TECHNICAL CHARACTERISTICS
| Main specifications | Normal values for the grade | ||||
|---|---|---|---|---|---|
| A | B | A-1 | B-1 | ||
| Appearance | Liquid without mechanical impurities. Light yellow coloring is allowed. | ||||
| Mass fraction of methyl acetate, %, no less than | 88 | 93.7 | - | - | |
| Mass fraction of water, %, no more than | 5.7 | 4.5 | 5.7 | 5.7 | |
| Mass fraction of methanol, %, no more than | 3.5 | 0.5 | 3.5 | 0.5 | |
| Mass fraction of acetaldehyde, %, no more than | 2.5 | 1.0 | - | - | |
| Acidity on acetic acid, %, no more than | 0.3 | 0.3 | 0.3 | 0.3 | |
| Mass fraction of benzene, %, no more than | 1.0 | 1.0 | - | - | |
| Mass fraction of ethers, on methyl acetate, %, no less than | - | - | 50 | 50 | |
| Mass fraction of the sum of aldehydes, ketones, alcohol (except for methylic), %, not more than | - | - | 40 | 40 | |
Paint and varnish remover is a toxic and flammable liquid. Individual means of skin and respiratory system protection shall be used while handling paint and varnish remover.
Transportation
Paint and varnish remover is transported by all transport means in compliance with goods transportation regulations applied to this type of transport means.
Storage
Shelf life – 1 year from the date of production.
Producer
Nevinnomyssky Azot
Industrial gases
Gas and liquid argon
Gas and liquid argon is used as protective medium at welding, cutting, melting of active and rare metals and metal alloys – aluminum, aluminum and magnesium alloys, stainless nickel chrome heat-resistant alloys and steels of various grades, and also in metal refining process in metallurgy industry. It is produced by low-temperature rectification of tail gases obtained from ammonia production.
Main technical characteristics
| Main specifications | Top grade OKP code 21 1183 0120 |
1st grade OKP code 21 1483 0130 |
|---|---|---|
| Volume fraction of argon, %, no less than | 99.993 | 99.987 |
| Volume fraction of oxygen, %, no less than | 0.0007 | 0.002 |
| Volume fraction of nitrogen, %, no more than | 0.005 | 0.01 |
| Percentage by weight of steam at the temperature 20°С and pressure 101.3 кPa (760 mmHg), g/cm³, no more than |
0.007 | 0.01 |
| Volume fraction of water steam, %, no more than | 0.0009 | 0.001 |
| Volume fraction of the sum of carbonaceous compounds in calculation on CO3, %, not more than | 0.0005 | 0.001 |
Note:
- Volume concentration of total carbon-bearing compounds is not rated in gaseous and liquid argon, produced from air, if wet argon is cleaned by electrolytic hydrogen not-containing admixtures of carbon-bearing compounds and alkali, and also hydrogen of coke oven gas and gas synthesis, especially additionally-cleaned in ammonia production.
- Normal values for the liquid argon meet the values of the gas argon produced at full evaporation of the liquid argon sample.
- Quality figures of liquid argon shall correspond to above-specified rates, providing reduction of liquid argon quantity due to its evaporation under transportation and storage for not more than 10% of shipped quantity.
Argon is non-toxic and explosion-proof. Liquid argon – low-boiling liquid, which may cause freeze burn of the skin and conjunctiva damage.
Storage
Shelf life – 18 months from the date of production.
Producer
NAK Azot
Gas and liquid nitrogen
Gas and liquid nitrogen is obtained from atmospheric air by deep chilling; it is used for creation of inert atmosphere in production, storage and transportation of easily-oxidized products, in high-temperature metalworking processes, where metals do not react with nitrogen, for preservation of closed metal vessels and pipelines, and for other purposes.
Main technical characteristics
| Main specifications | Normal values for technical gas nitrogen | |
|---|---|---|
| 1st grade | 2nd grade | |
| Volume fraction of nitrogen, %, no less than | 99.6 | 99.0 |
| Volume fraction of oxygen, %, no more than | 0.4 | 1.0 |
| Volume fraction of water steam in gas nitrogen, %, no more than | 0.009 | Passes test |
| The content of oil in gas nitrogen | Passes test | |
| The content of oil, mechanical impurities and moisture in liquid nitrogen | Passes test | |
Transportation
Gaseous nitrogen in pressure vessels are transported by automobile transport, and liquid nitrogen – in special truck tanks, Dewar vacuum flasks, in compliance with goods transportation regulations applied to this type of transport means. Individual means of skin and respiratory system protection shall be used while handling nitrogen.
Storage
Shelf life – 18 months from the date of production.
Producers
- NAK Azot
- Nevinnomyssky Azot
Solid carbon dioxide (dry ice)
Solid carbon dioxide (dry ice) (СО2) is obtained from liquid or gaseous carbon dioxide. Solid carbon dioxide is used for low-temperature formation in refrigerated processing, storage, transportation, and commercialization of frozen and chilled food, and also for technical purposes.
Main technical characteristics
| Main specifications | Normal values for the grade |
|---|---|
| Appearance | Blocks of white color |
| Mass fraction of carbon dioxide, % | 99.96 – 99.98 |
| The content of mineral oils | Determined by qualitative analysis |
| The content of hydrogen sulphide | Determined by qualitative analysis |
| The content of chlorhydric acid | Determined by qualitative analysis |
| The content of sulphurous and nitric acids and organic compounds (alcohols, ethers, aldehydes and organic acids) |
Determined by qualitative analysis |
| The content of ammonia and monoethanolamines | Determined by qualitative analysis |
| Odor and taste | Determined by qualitative analysis |
| The content of aromatic hydrocarbons (including benzyl) | Determined by qualitative analysis |
| Mass fraction of residue after evaporation, % | 0.02-0.04 |
Solid carbon dioxide is non-toxic, explosion-proof, may cause freeze burn of the skin and conjunctiva damage. Do not handle this product with unprotected hands.
Package
Solid carbon dioxide is packaged in clean insulated containers or other cryogenic tanks.
Transportation
Solid carbon dioxide is transported by any transport means, in compliance with goods transportation regulations applied to this type of transport means.
Storage
Piece of dry ice placed in special storage under normal atmospheric pressure (760 mm of mercury), is evaporated within 24 hours.
Producer
Nevinnomyssky Azot
Gas and liquid carbon dioxide
Gas and liquid carbon dioxide (СО2) is a colorless gas or colorless liquid, with slightly sour odor and flavor. Gas and liquid carbon dioxide is used for the creation of protective atmosphere in metal welding, for food purposes and in production of carbonated drinks, dry ice, for chilling, freezing, storage of food products under direct and indirect contact with food products, for mold drying, fire extinguishing and other purposes in all industries.
Main technical characteristics
| Main specifications | Normal values for the grade | ||
|---|---|---|---|
| Top grade | 1st grade | 2nd grade | |
| Volume fraction of carbon dioxide (СО2), %, no less than | 99.8 | 99.5 | 98.8 |
| Volume fraction of carbonic oxide (CO) | Determined by qualitative analysis | ||
| Percentage by weight of mineral oils and mechanical impurities, mg/kg, no more than | 0.1 | 0.1 | Determined by qualitative analysis |
| The presence of hydrogen sulfide | Determined by qualitative analysis | ||
| The presence of chlorhydric acid | Determined by qualitative analysis | ||
| The presence of sulphurous and nitrous acids and organic compounds (alcohol, ethers, aldehydes and organic acids) | Determined by qualitative analysis | ||
| The presence of ammonia and ethanolamines | Determined by qualitative analysis | ||
| The presence of odor and taste | Determined by qualitative analysis | ||
| Mass fraction of water, %, no more than | 0.037 | 0.184 | Not standardized |
| Percentage by weight of water steams at 20°С and pressure 101.3 кPa (760 mmHg) g/m³, no more than | 0.037 | 0.184 | Not standardized |
| that corresponds to the saturation temperature of carbon dioxide steams at pressure 101.3 кPa at temperature 20°С, not above | -48 | -34 | Not standardized |
| The presence of aromatic hydrocarbons | Determined by qualitative analysis | ||
| The presence of vanadium oxides | Determined by qualitative analysis | ||
Gas and liquid carbon dioxide is non-toxic, explosion-proof.
Transportation
Liquid carbon dioxide in pressure vessels are transported as carload shipment in box cars; it is also may be transported by automobile transport in special tanks.
Storage
Shelf life of liquid carbon dioxide:
- in pressure vessels – according to GOST 949-73 – 2 years from the date of production;
- in cartridges for household siphons – according to GOST 19136-80 – 1 year;
- in tanks – 6 months from the date of production.
Producers
- NAK Azot
- Nevinnomyssky Azot
Technological gas oxygen
Technological gas oxygen is used for pad welding of non-ferrous metals, light alloys, for intensification of metallurgical processes and other purposes. Technological gas oxygen is obtained from atmospheric air by deep chilling method.
Main technical characteristics
| Main specifications | Normal values for the grade |
|---|---|
| Volume fraction of oxygen, %, no less than | 95 |
| Volume fraction of hydrogen, %, no more than | 0.7 |
| Percentage by weight of water steams in g/m3 for the normal conditions (20°C, 760 mmHg) | 0.07 |
Technological gas oxygen – colorless, odorless, flavorless, combustible gas.
Transportation
Technological gas oxygen is transported by all transport means, in compliance with dangerous goods regulations applied to this type of transport means.
Storage
Shelf life – 12 months from the date of production.
Producers
- NAK Azot
- Nevinnomyssky Azot
Techincal liquid oxygen
Technical liquid oxygen is obtained from atmospheric air by deep chilling method. Technical liquid oxygen is used for the flame processing of metals and other technological purposes.
Main technical characteristics
| Main specifications | Normal values for the grade |
|---|---|
| Volume fraction of oxygen, %, no less than | 99.5 |
| The content of acetylene | None |
| Volume of carbon dioxide in 1 dm³ of liquid oxygen, at 20°С and 101.3 кPa (760 mmHg), cm³, no more than |
3.0 |
| The content of oil | None |
| The content of carbonic oxide | not standardized |
| The content of gas acids and the bases | not standardized |
| The content of ozone and other gases – oxidizing agents | not standardized |
| Moisture content and other mechanical impurities | Test should be passed |
| Odor | not standardized |
Technical liquid oxygen is non-toxic, non-flammable and explosion-proof; but as strong oxidizer, technical liquid oxygen hardly increases burning ability of other materials.
Transportation
Technical liquid oxygen is transported in special tanks by all transport means, in compliance with dangerous goods regulations, applied to this type of transport means.
Storage
Shelf life – not limited.
Producers
- NAK Azot
- Nevinnomyssky Azot
Deicing agents
Antigor deicing agent
Antigor deicing agent is used for prevention and effective removal of ice formation on all types of airfield and roadway paving. Reagent is an ecologically clean product, which is characterized by low corrosive activity. Product has a certificate issued by Russian Federal Air Transport Agency in accordance with Certification System of Russian Federation Civil Aviation.
Main technical characteristics
| Main specifications | Normal values for the grade |
|---|---|
| Appearance | Grade A: liquid from bright yellow up to brown color with traces of opalescence Grade D: liquid from bright yellow up to brown color. The presence of settlement is allowed. |
| Mass fraction of potassium acetate, % | 45 – 50 |
| Hydrogen ion exponent (at 20°C), pH | 9-10 |
Package
Antigor deicing agent is shipped in the following types of hermetically sealed containers:
- Steel barrels according to GOST 6247, GOST 13950, GOST 17366;
- Plastic tanks of 1000 dm3 capacity according to actual regulatory documents. Antigor is not classified as dangerous cargo.
Storage
Shelf life – 1 year.
Producer
Nevinnomyssky Azot
ACEDOR solid deicing agent
ACEDOR solid deicing agent is an effective means to control ice and snow on the roads. This agent is most effectively used for the prevention of ice and snow cake formation and deicing on roads, platforms, where use of chloride reagents is undesirable due to metalworks and fittings corrosion. ACEDOR solid deicing agent produced on the base of mixture of hydrates, sodium acetates and magnesium acetates. Characterized by high melting capacity relative to ice and effective when used at the temperatures not lower than -20°С – -25°С. Appearance of ACEDOR – colored powder, grains, chips, flakes, granules of irregular shape. Application of ACEDOR comprises use of special equipment for distribution of granular reagent – sand-spreading machines.
Main technical characteristics
| Main specifications | Norm |
|---|---|
| Appearance | Achromatous flakes |
| Mass fraction of sodium acetate, % | 45 -55 |
| Mass fraction of magnesium acetate, % | 13 -23 |
| Mass fraction of acids in terms of acetic acid, % | Not present |
| Mass fraction of water, %, not more than | 30 |
| Mass fraction of water-insoluble substances, %, not more than | 2 |
| Chilling temperature of 30% water solution, °C, not more than | minus 26 |
ACEDOR solid deicing agent is non-toxic, non-flammable, explosion-proof, non-aggressive relatively to concrete of grade 400, aluminum, aluminum-copper-zinc alloy, duralumin.
Package
ACEDOR solid deicing agent is shipped in 500-800 kg big bags specially marked.
Storage
Shelf life – 1 year from the date of production.
Producer
Nevinnomyssky Azot