Test | Specification…BP |
Characters | It occurs as a colourless crystals or mass or yellowish rods, hygroscopic. |
Identification Test A Test B Test C | (a) Specified test. An intense red colour develops. (b) Specified test. An intense green colour develops. (c) The solution gives reaction (b) of sodium |
Solubility | Freely soluble in water, soluble in ethanol (96%). |
Appearance of solution | Solution is clear and not more intensely coloured than reference solution B6 |
Acidity or alkalinity | Specified test. The solution is yellow. |
Chlorides | Not more than 50ppm |
Sulfates | Not more than 200ppm |
Loss on drying | Not more than 1.0% |
Assay | Not less than 98.5% and not more than 100.5% of NaNO2 (dried substance). |
Shelf life, Storage and Packing
It should be stored in a segregated area in a cool and ventilated place away from combustible materials. Keep in a tightly closed container, sealed until ready for use. It is packed in 25kg or 50kg HDPE bags or drums as required.
Other
GLP, cGMP (FDA) Approved, ISO 9001, ISO 14001, ISO 45001, ISO 17025, ISO 22000, FSSC 22000, FSSAI, Halal and Kosher certified.
We observe WHO Good manufacturing practice and Good laboratory practice.