Molecular Formula:NaH2PO4；NaH2PO4.2H2O
Molecular Weight:119.98；156.01
CAS NO:7758-80-7(Anhydrous)；13472-35-0（Dihydrate)
Standard executed:HG/T 2767-2009
Appearance: White powder or granule,colorless or whitte crystal.
Usage:Used in water treatment,metal cleaning,leather producing,fuel additives and electroplating.
Packaging: 25Kg、50Kg,1000Kg bags or according to customer's demand.
Specification
|
Item |
Industrial Grade | |
| NaH2PO4.2H2O | NaH2PO4 | |
|
Main contents（NaH2PO4.2H2O），w/% ≥ |
98.0 | 98.0 |
|
Main contents（NaH2PO4）(Dry basis），w/% ≥ |
||
| Water insoluble ，w/%≤ | 0.10 | 0.20 |
|
Iron（Fe），w/% |
0.05 | 0.05 |
|
Arsenic（As),W/% ≤ |
0.01 | 0.01 |
|
Sulphate（as SO4），W/% ≤ |
0.5 | 0.5 |
|
Chloride（as Cl），W/% ≤ |
0.40 | 0.40 |
|
PH value(10g/L solution） |
4.2-4.6 | 4.2-4.6 |
|
Fluoride,w/% ≤ |
0.05 | 0.05 |
|
loss of dryness , w/% ≤ |
- | 2.0 |