
| Ammonium thiocyanate AR/ACS 500GM | |||
| 70200SG500 | 939552815IY | ||
| AR/ACS | 9395528 | ||
| 1762-95-4 | 108254 | ||
| NH4SCN | September 2025 | ||
| 76.12 | August 2030 | ||
| Sr.No. | Test | Result | Specification | Method Reference |
|---|---|---|---|---|
| 1 | Description | Colorless, deliquescent solid | Colorless, deliquescent solid. | |
| 2 | Solubility | Complies | 10 g in 100ml at 20°C. | |
| 3 | Assay | 97.9% | Min. 97.5% NH4SCN | |
| 4 | pH of a 5% solution at 25.0°c | 5.36 | 4.5-6.0 | |
| 5 | Insoluble matter | 0.003% | 0.005% Max. | |
| 6 | Residue after ignition | 0.012% | 0.025% Max. | |
| 7 | Chloride(Cl) | Less than 0.005% | 0.005% Max. | |
| 8 | Sulphate(SO4) | Less than 0.005% | 0.005% Max. | |
| 9 | Heavy metals (as Pb) | Less than 5 ppm | 5 ppm Max. | |
| 10 | Iron(Fe) | Less than 3 ppm | 3 ppm Max. | |
| 11 | Iodine consuming substaces | Less than 0.004 meq/g | 0.004 meq/g Max. |
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |