Sodium di-hydrogen o-phosphate dihydrate AR 500GM | |||
21590SG500 | 916520308KW | ||
AR | 9165203 | ||
13472-35-0 | 97617 | ||
NaH2PO4.2H2O | November 2023 | ||
156.01 | October 2028 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Small colourless crystalline powder. | Small colourless crystals / crystalline powder. |
2 | Solubility | Complies | 10% solution in water should be clear. |
3 | Assay | 99.77% | Min.99.00 % |
4 | pH (5% aq soln) | 4.4 | 4.3 - 4.5 |
5 | Insoluble matter | 0.002% | 0.01% max |
6 | Chloride(Cl) | Less than 0.001% | 0.001% max |
7 | Sulphate(SO4) | Less than 0.005% | 0.005% max |
8 | Iron(Fe) | 0.0001% | 0.001% max |
9 | Lead(Pb) | Not detected | 0.0001% max |
10 | Potassium(K) | 0.0021% | 0.005% max |
11 | Arsenic (As) | Less than 0.00005% | 0.00005% max |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |