Chemical
Products
Sodium Picramate used as Acid Dyes Intermediates, Leather Dyes Intermediates, Intermediate for Brown 75 & Primary controlled Explosive.
Parameters | Specifications | Method of Analysis |
---|---|---|
Appearance | Moist Powder | Visual |
Colour | Red to Brown | Visual |
Sodium Picramate (Amino Content) | 65-75% | Titration with NaNO2 |
Sodium Picramate on Dry Basis (Amino Content) | Min. 86% | Titration with NaNO2 |
Sodium Picramate | Min. 99.0% | By T.L.C. (Visual Comparison) |
Picric Acid Content | Less than 0.5% | By T. L. C. |
pH of 10% Solution | 7 to 9 | By pH Meter |
Water Content | 25-35% | L. O. D. |
Water Insoluble’s | Less than 0.1 % | Gravimetric |
Acid Insoluble Matter | Less than 0.2% | Gravimetric |
Alkali Insoluble Matter | Less than 0.1% | Gravimetric |
Average Crystal Size | More than 100 Microns | Visual by Microscope |