Sulphanilamide 99% AR
Confirming to Reag. Ph.Eur.
p-Aminobenzenesulfonamide
Product Code. |
02590 |
Grade |
|
Purity |
99% |
CAS No. |
63-74-1 |
Molecular Formula |
C6H8N2O2S |
Molecular Weight |
172.20 |
H.S.Code |
2935.90900 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
White powder |
Odour |
Odorless |
| pH value |
5.8 - 6.1 (0.5% aq.sol.) |
Melting point/ Freezing point [°C] |
164 - 166 °C |
Density [g/cm3] |
1.08 |
| Solubility in water [% weight] |
7.5 g/L @ (20°C) |
Packaging
Specification
| Appearance | White to off white crystals or powder |
| Assay (on anhydrous basis) | Min 99% |
| Identity (IR) | Conforms to structure |
| Acid insoluble impurities | Passes test |
| Alkali insoluble impurities | Passes test |
| Melting range | 163-166°C |
| Sulphate (SO4) | Max 0.02% |
| Chloride (Cl) | Max 0.01% |
| Heavy metal (as Pb) | Max 0.002% |
| Loss on drying (at 105°C) | Max 0.5% |
| Sulphated ash | Max 0.1% |
Safety Information and Hazard Symbols