Exterior ： White or colorless crystals
Packing ： In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place
Storage ： In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place
Main Usage ： Used as a water softening agent, cleaning agent in electroplating, color fixer in fabric dyeing and flux in enamel ware manufacturing and so on.
Chemical formula: Na3HPO4. nH2O (n=0,12)Molecular weight: 380.14
Standard executed: HG/T2517-93
CAS Number: 7601-54-9
Properties:
White or colorless crystals, efflorescent in air, easily soluble in water but not in organic solution. Its water solution is alkaline. PH value of 1% solution is 12.1, relative density at 1.62g/cm3, melting point is 73.4 ℃.
Guaranteed Technical Specifications:
| No. | Specifications | Na3PO4 .12H2O | |
|
Industrial grade |
Food grade |
||
| 1 | Apearance | white or colorless crystal powder | |
| 2 | Main contents% ≥ | 98.0 | 98.0 |
| 3 | Phosphorus pentoxide(P2O5)%≥ | 18.3 | 18.3 |
| 4 | Sodium oxide, as Na2O | 15.5-19 | 15.5-19 |
| 5 | Sulfate, as SO4 % ≤ | 0.5 | 0.5 |
| 6 | Heavy metal, as Pb% ≤ | 0.001 | |
| 7 | Arsenic, as As% ≤ | 0.0003 | |
| 8 | Fluoride as F% ≤ | 0.005 | |
| 9 | Water insoluble% ≤ | 0.10 | 0.10 |
