产品中心
Product Center
Food additive sodium tripolyphosphate(STPP)
Food additive sodium hexametaphosphate(SHMP)
Food additive Sodium pyrophosphate(TSPP) anhydrous
Food additive Sodium Acid Pyrophosphate(SAPP)
Food additive Tetrapotassium Pyrophosphate(TKPP)
Food additive Monopotassium Phosphate(MKP)
Food additive Tripotassium Phosphate(TKP)
Food additive trisodium phosphate
Food additive sodium hydrogen phosphate
Electronic grade sodium dihydrogen phosphate/Mono Sodium Phosphate
n-Hexane (Chromatographic grade)
Trichloromethane (Chromatographic grade)
Toluene (Chromatographic grade)
n-Hexane (for residue analysis)
Trichloromethane (for residue analysis)
Electronic grade Ammonium Sulfate
Electronic grade Phosphoric acid
Alias: Formic acid
English name: Concentrated formic acid
Molecular formula: HCOOH
Specification: 95%,96%.
Property: This product is colorless transparent fuming liquid without suspended matter, with strong irritating sour.
Packing instruction:Packed in plastic drum or stainless steel tank, 25kg/drum, 35kg/drum, 250kg/drum, 1.2T/drum.
Executive standard: Q/CDH 34-2021
Quality standard:
Table 1 Concentrated formic acid (Special grade) standard
Item | Index | |
Special grade | ||
95 acid | 96 acid | |
Formic acid,% ≥ | 95.0 | 96.0 |
Chroma (Platinum-cobalt), Hazen ≤ | 10 | 10 |
Dilution test (Acid+water=1+3) | Not cloudy | Not cloudy |
Evaporation residue,% ≤ | 0.006 | 0.006 |
Chloride (Calculated by Cl),% ≤ | 0.000 5 | 0.000 5 |
Sulfate (Calculated by SO4),% ≤ | 0.000 5 | 0.000 5 |
Iron (Calculated by Fe),% ≤ | 0.000 05 | 0.000 05 |
Table 2 Concentrated formic acid (Industrial grade ) standard
Item | Index | |
Industrial grade | ||
95 acid | 96 acid | |
Formic acid,% ≥ | 95.0 | 96.0 |
Chroma (Platinum-cobalt), Hazen ≤ | 20 | 20 |
Dilution test (Acid+water=1+3) | Qualified | Qualified |
Evaporation residue,% ≤ | 0.020 | 0.020 |
Chloride (Calculated by Cl),% ≤ | 0.002 | 0.002 |
Sulfate (Calculated by SO4),% ≤ | 0.002 | 0.002 |
Iron (Calculated by Fe),% ≤ | 0.000 1 | 0.000 1 |
Usage: Mainly applied in pharmaceutical, chemical, pesticide, leather, rubber, dyeing and printing, paper-making, metallurgy and other industries.
Transportation and storage: Please handle with care during the transportation. Avoid solarization and violent impact. Commonly stored in dry and ventilated warehouse, pay attention to water, damp, away from alkaline, toxic substances, and other corrosive substances. The product should be inspected again according to this standard test method after storing for one year since the production date.
