Sodium chromate extrapure 500GM | |||
11573SG500 | 298150222HS | ||
Extrapure | 2981502 | ||
7775-11-3 | 57264 | ||
Na2CrO4 | August 2019 | ||
161.97 | July 2024 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Lemon yellow crystalline powder. | Lemon yellow crystals/crystalline powder |
2 | Solubility | Passes | 10% Solution in water should be clear yellow. |
3 | Assay (iodometric) | 99.35% | 99.0%-102.0% |
4 | Insoluble matter | 0.002% | 0.005% max. |
5 | Chloride (Cl) | Less than 0.01% | 0.01% max. |
6 | Iron (Fe) | Less than 0.001% | 0.001% max. |
7 | Copper (Cu) | Less than 0.001% | 0.001% max. |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |