di-Ammonium hydrogen ortho-phosphate AR/ACS 500GM | |||
70140SG500 | 911852807GW | ||
AR/ACS | 9118528 | ||
7783-28-0 | 95896 | ||
(NH4)2 HPO4 | July 2023 | ||
132.06 | June 2028 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Appearance | White solid | Colorless or white solid |
2 | Aqueous solubility | Complies | 10 g in 100mL at about 25°C |
3 | Assay | 99.1% | Min 98.0% |
4 | pH(5% aq soln), at 25°C | 7.99 | 7.7 - 8.1 |
5 | Insoluble matter | 0.004% | 0.005% Max. |
6 | Chloride(Cl) | Less than 0.001% | 0.001% Max. |
7 | Nitrate(NO3) | Less than 0.003% | 0.003% Max. |
8 | Sulphate(SO4) | Less than 0.01% | 0.01% Max. |
9 | Heavy metals (as Pb) | 0.0005% | 0.001% Max. |
10 | Iron(Fe) | 0.0003% | 0.001% Max. |
11 | Calcium (Ca) | Not detected | 0.001% Max. |
12 | Magnesium (Mg) | 0.0003% | 0.0005% Max. |
13 | Potassium(K) | Not detected | 0.005% Max. |
14 | Sodium(Na) | 0.0032% | 0.005% Max. |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |