China High Quality 68.0%Min SHMP, Sodium Hexametaphosphate Use for Chemical Reagent for Soil Analysis Factory Direct Selling, Find details about China Hexametaphosphate, Chemical from High Quality 68.0%Min SHMP, Sodium Hexametaphosphate Use for Chemical Reagent for Soil Analysis Factory Direct Selling
CAS No. | 68915-31-1 |
EINECS | 272-808-3 |
Molecular Forula: | (NaPO3)6 |
Melting Point: | 616 ºC (dec.)(lit.) |
Density: | 2.5 kg/m³ |
Water soluble: | Soluble in water, insoluble in organic solvents |
Items | Industrial grade | Food grade |
Total phosphate (P2O5) | ≥68% | ≥68% |
Inactive phosphate(P2O5) | ≤7.5% | ≤7.5% |
Iron (Fe) | ≤0.05% | ≤0.05% |
PH value(1% solution) | 5.8-7.3 | 5.8-6.5 |
solubility | qualified | qualified |
Heavy metals (Pb) | * | ≤0.001% |
Arsenic | * | ≤0.0003% |
Fluoride (F) | * | ≤0.003% |
Water insoluble | ≤0.05% | ≤0.06% |
Melting Point | 616ºC | 616ºC |