
| Boric acid powder extrapure 5KG | |||
| 10311SR500 | 955310227KY | ||
| Extrapure | 9553102 | ||
| 10043-35-3 | 116041 | ||
| H3BO3 | November 2025 | ||
| 61.83 | October 2030 | ||
| Sr.No. | Test | Result | Specification | Method Reference |
|---|---|---|---|---|
| 1 | Description | White fine powder, frr from crystals & granular. | White fine powder, free from crystals & granular. | |
| 2 | Solubility | Complies | Soluble in water & alcohol. | |
| 3 | Assay (acidimetric) | 99.81% | Min. 99.50% | |
| 4 | Chloride (Cl) | Less than 0.01% | 0.01% max | |
| 5 | Sulphate (SO4) | Less than 0.04% | 0.04% max | |
| 6 | Lead (Pb) | Less than 0.002% | 0.002% max | |
| 7 | Arsenic (As) | Less than 0.0005% | 0.0005% max |
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |