1、Chemical Name: Potassium Bisulfate
2、Molecular Formula: KHSO4
3、Molecular Weight: 136.17
4、CAS: 7646-93-7
5、Character: White flake or granular crystals.Easy to moisture absorption.It breaks down in ethanol.It loses water at high temperatures and tends to become pyrosulfates.Relative density 2.24.Melting point is 197 ℃. Low toxicity, corrosive.
6、Usage: Analyze the flux of minerals and silicon compounds.
7、Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
8、Storage & Transportation: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
| Specification | HG 3-915-1976 |
| Content (KHSO4.H2O),w/% | 99.0-101.0 |
| Clarity Test/No ≤ | 4 |
| Insoluble Substances,w% ≤ | 0.005 |
| Nitrogen compound (N),mg/kg ≤ | 50 |
| Phosphates (PO4), mg/kg ≤ | 20 |
| Chloride (Cl),mg/kg ≤ | 20 |
| Metasilicate (SiO3),mg/kg ≤ | 50 |
| Magnesium (Mg),mg/kg ≤ | 20 |
| Calcium (Ca),mg/kg ≤ | 50 |
| Iron (Fe) ,mg/kg ≤ | 20 |
| Heavy melt (Pb),mg/kg ≤ | 20 |
| Aluminum (Al),mg/kg ≤ | 50 |
| Sodium (Na),mg/kg ≤ | 500 |
| Arsenic (As),mg/kg ≤ | 5 |
