di-Ammonium hydrogen ortho-phosphate AR/ACS 500GM | |||
70140SG500 | 919842820BX | ||
AR/ACS | 9198428 | ||
7783-28-0 | 99594 | ||
(NH4)2 HPO4 | February 2024 | ||
132.06 | January 2029 | ||
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 | 99.0% | Min 98.0% |
4 | pH(5% aq soln), at 25°C | 8.0 | 7.7 - 8.1 |
5 | Insoluble matter | 0.002% | 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) | Less than 0.001% | 0.001% Max. |
10 | Iron(Fe) | 0.0002% | 0.001% Max. |
11 | Calcium (Ca) | Not detected | 0.001% Max. |
12 | Magnesium (Mg) | Not detected | 0.0005% Max. |
13 | Potassium(K) | 0.0005% | 0.005% Max. |
14 | Sodium(Na) | 0.0041% | 0.005% Max. |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |