| Chemical Name | : | O-Hydroxy Benzamide |
| Technical Information | : | White or slightly pink crystalline powder. Bitter in taste, sensation of warmth on tongue, forms water soluble Sodium Salt at 9pH. |
| Description | : | A colourless crystalline powder |
| Odour | : | Almost Odourless. |
| Melting Range | : | 139oC – 142oC. |
| Solubility | : | Soluble in hot water, chloroform and ether. pH of saturated aqueous solution at 25oC is 5.0.Solubility in water at 30oC is 0.2% at 47oC is 0.8%; Solubility in Glycerol at 5oC is 2.0%; at 39oC is 5%; at 60oC is 10%. Solubility in Propylene Glycol at 5oC is 10%. |
| Infra red absorption | : | Passes test. |
| Ultraviolet absorption | : | Passes test. |
| Water | : | 0.5% (max). |
| Residue on ignition | : | 0.05% w/w (max) N.F.XIII/0.1% w/w/U.S.P. |
| Chromatographic Purity | : | Complies with U.S.P. test. |
| Organic Volatile Impurities | : | Complies with U.S.P. test. |
| Heavy Metals | : | 0.001% (U.S.P. limit) |
| Assay | : | 98.0% to 102% of C7H7NO2 calculated on the anhydrous basis. |