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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
English name: Potassium Formate
Chemical formula: HCOOK
Specification: Liquid purity 50%,70%,74%. Solid purity≥96%.
Property: Liquid product is colorless transparent liquid, specific weight of the saturated solution is 1.58g/cm3. Solid product is white crystal.
Packing instruction: The solid product is packed PP-PE bag or vacuum bag, the packing specification is 25kg or based on the customers' requirements. The liquid product is packed with IBC plastic drum or based on the customers' requirements.
Executive standard: Q/CDH 16-2016
Quality standard:
Item | Index | |||
50% solution | 70% solution | 74% solution | Solid | |
Appearance | Light-colored liquid | Light-colored liquid | Light-colored liquid | Light-colored crystal |
Potassium formate (HCOOK ),% ≥ | 50.0 | 70.0 | 74.0 | 95.0 |
Potassium hydroxide (KOH),% ≤ | 0.1 | 0.4 | 0.4 | 0.5 |
Potassium carbonate (K2CO3),% ≤ | 0.1 | 0.5 | 0.5 | 0.8 |
Potassium chloride (KCl),% ≤ | 0.5 | 0.5 | 0.5 | 1.5 |
Moisture (H2O),% ≤ | / | / | / | 1.5 |
pH value ≤ | 8-11 | 8-11 | 8-11 | / |
Density (20℃)g/cm3 ≥ | 1.30 | 1.50 | 1.565 | / |
Density of saturated salt (20℃),g/cm3 ≥ | / | / | / | 1.58 |
Remarks: The density of the saturated salt water is determined based on the customers' requirements. | ||||
Usage:
1. It is extensively used in oil field industry as drilling fluid with excellent performance;
2. As the camouflage acid in the leather industry;
3. As reducing agent in print and dyeing industry;
4. As road snow-dissolved agent, early strength agent of cement paste, and in carbon black manufacture, mining, electroplating and other industries.
Transportation and storage:
Pay attention to rain, sun light during transportation, separate with acids and oxidation materials. Avoid hand hook and rough handling when carrying. The product should be tested again according to this standard if the storage period is more than one year since the production date.
