- BrandАО НАВОИЙАЗОТ
- Country of manufactureUzbekistan
Formalin - a formaldehyde source. Formalin technical the FM brands is used in production:
- in production of the polymerization and polycondensation polymers (polyformaldehyde, phenol formaldehyde, carbamide, melamine and other pitches) which are a basis of plastics, the film-forming and impregnating materials, glues, etc.;
- surface-active substances;
- for receiving an isoprene and butadiene, ethylene glycol, pentaerythritol, glycerin;
- explosives;
- polyatomic alcohols;
- formaly and other methylene derivatives;
- synthetic fibers;
- organic dyes;
- phenolformaldehyde oligomer;
It is used in metallurgy, in the oil and petrochemical industry in and fur production, in agriculture.
Formalin technical the FM brands finds broad application:
- in the paper industry for improvement of durability, a zhiroupornost and quality of paper;
- in tanning — for a skin tanning;
- in textile — for increase of resilience of products to a sminaniye and shrinkage;
- in agriculture — for processing of seeds and root crops, disinfection of the soil and livestock rooms, for fight against bacteria and fungi;
- in medicine — as a disinfectant;
- when embalming organic substances;
- it is applied to a gelatin tanning by production of a film film;
- as antiseptics.
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Main physical and chemical properties |
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Name |
Indicator |
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Molecular weight |
30,03 |
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Density (depending on concentration of formaldehyde and methanol), kg/m3 |
1110 - 1120 |
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Boiling temperature (37%), ° C |
99 |
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Specific heat, KJ/kg K. |
2,5 |
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Technical characteristics |
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Name |
Norm |
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FM |
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Premium |
First grade |
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Appearance |
Colourless transparent liquid. At storage formation of dregs or a white deposit, soluble is allowed at a temperature not higher than 40 ° C |
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Mass fraction of formaldehyde, % |
36,9-37,5 |
36,5-37,5 |
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Mass fraction of methanol, % |
4-8 |
4-8 |
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Mass fraction of acids in terms of formic acid, %, no more |
0,02 |
0,04 |
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Mass fraction of iron, %, no more |
0,0001 |
0,0005 |
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Mass fraction of the rest after calcinating, %, no more |
0,008 |
0,008 |
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Note: the 5 and 6 manufacturer defines indicators at the customer's request |
