di-Potassium hydrogen o-phosphate extrapure 50KG (5X10) | |||
11280S5K50 | 908100204EW | ||
Extrapure | 9081002 | ||
7758-11-4 | 94107 | ||
K2HPO4 | May 2023 | ||
174.18 | April 2028 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | White hygroscopic crystalline powder. | White hygroscopic crystals/ crystalline powder. |
2 | Solubility | Complies | Very soluble in water, slightly soluble in alcohol. |
3 | Assay (acidimetric) | 99.6% | 98 - 101 % |
4 | pH (5% aq soln) | 8.8 | 8.5 - 9.5 |
5 | Loss on drying,105°C | 0.6% | 2.0% max |
6 | Chloride(Cl) | Less than 0.005% | 0.005% max |
7 | Sulphate(SO4) | Less than 0.02% | 0.02% max |
8 | Iron(Fe) | 0.0001% | 0.002% max |
9 | Heavy metal(as Pb) | 0.0005% | 0.001% max |
10 | Sodium(Na) | 0.32% | 1.0% max |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |