Hydrofluoric acid 40% AR 500ML | |||
20773LM500 | 411890326FW | ||
AR | 4118903 | ||
7664-39-3 | 95917 | ||
HF | June 2023 | ||
20.01 | May 2028 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Clear colourless liquid with a acid vapour. | Clear colourless liquid with a acid vapour. |
2 | Solubility | Complies | 10% solution in water should be clear. |
3 | Assay (acidimetric) | 40.94% | Min. 40.00% |
4 | Residue on evaporation | 0.001% | 0.002% max |
5 | Fluorosilicate(SiF6) | Less than 0.1% | 0.1% max |
6 | Chloride(Cl) | Less than 0.001% | 0.001% max |
7 | Sulphate(SO4) | Less than 0.001% | 0.001% max |
8 | Phosphate(PO4) | Less than 0.0005% | 0.0005% max |
9 | Iron(Fe) | Less than 0.0001% | 0.0001% max |
10 | Lead(Pb) | Less than 0.0001% | 0.0001% max |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |