Ammonium sulphate extrapure 5KG | |||
10190SR500 | 861980220EV | ||
Extrapure | 8619802 | ||
7783-20-2 | 73403 | ||
(NH4)2SO4 | May 2022 | ||
132.14 | April 2027 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | White crystalline powder. | White crystalline powder. |
2 | Solubility | Passes | Freely soluble in water. Insoluble in alcohol. |
3 | Assay(after drying) | 99.88% | Min. 99.00% |
4 | pH (5% aq soln) | 5.2 | 5.0-6.0 |
5 | Residue on ignition | 0.03% | 0.20% max. |
6 | Chloride (Cl) | Less than 0.005% | 0.005% max. |
7 | Iron (Fe) | Less than 0.002% | 0.002% max. |
8 | Heavy metal (as Pb) | Less than 0.002% | 0.002% max. |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |