FORMIC ACID 85% 90%
1. Popular name:
Methanoic acid (Formic acid /Formylic acid/Carboxylic acid/Hydrogen carboxylic acid)
2. Molecular formula: HCOOH (molecular weight 46.02)
CAS No.: 64-18-6
UN No.: 1779
Dangerous Goods Class: 8
3. Physical and chemical property:
Formic acid is a kind of colorless, smoking, inflammable liquid with irritant odor and very strong corrosiveness and can be mixed with water, ethanol, diethyl ether and glycerine.
Its Specific gravity: 1.2201 (20 ). Melting point: 8.3 Boiling point 100
4. Use:
Formic acid is one of basic organic chemical raw materials, which is extensively used in pesticide, leather, dyestuff, medicine and rubber industries.
(1) Medicine industry: Caffeine, analgin, aminopyrine, aminophylline, cacaine, borneol, vitamin B1 Danizol, Mebendacin.
(2) Pesticides industry: Acizol, triadimefon, tricyclazole, phentriazophos, paclobutrazol, sumiseven, chlordimeform, dicofol, etc.
(3) Chemical industry: Calcium formate, sodium formate, potassium formate, ethyl formate, barium formate, dimethylformamide, carboxamide, rubber protectant, pentaerythrite, neopentyl glycol, epoxidized soybean oil, chlorine pivaloyl, paint remover, bakelite, pickled plate, etc.
(4) Leather industry: Leather tanning agent, deliming agent, and neutralizer.
(5) Rubber industry: Natural rubber polycoagulant.
| Index item |
Qualified grade |
Excellent grade |
| formic acid , % ≥ |
85 |
90 |
| acetic acid,% |
0.6 |
0.4 |
| Chroma (as platinum and cobalt) ,% ≤ |
10 |
10 |
| Dilution experiment (acid+water=1+3) |
clear |
clear |
| Chloride (as CL),% ≤ |
0.005 |
0.003 |
| Sulfate (as SO4),%≤ |
0.002 |
0.001 |
| Iron (as Fe ),% ≤ |
0.0005 |
0.0001 |
| Evaporation residue% ≤ |
0.020 |
0.006 |
