Description
Specification Of Sodium Saccharin
Items of analysis | Specification |
Description | White or almost white, crystalline powder or colourless crystals, efflorescent in dry air. |
Assay | 99.0 to 101.0% (anhydrous substance) |
Identification | A. Melting point: 226°c to 230 °C |
C. An intense green fluorescence develops | |
Sec. ID-A, C, D, E) | D. A violet colour develops |
sol S gives reaction (a) of sodium | |
Appearance of solution | Clear (NMT ‘I’ ) and colourless (NMT B9) |
Acidity or alkalinity | Complies |
o- and p- | o- toluenesulphonamide: NMT 10 ppm |
Toluenesulphonamide (Gas Chromatography) | p-toluenesulphonamide: NMT 10 ppm |
Readily carbonisable substances | Sulphuric acid reaction |
Heavy metals | NMT 10 ppm |
Water | NMT 15.0% |
Related substances | No organic solvents are used in the manufacturing process |
Arsenic (As) | NMT 3ppm (on dry weight basis) |
Selenium (Se) | NMT 30 ppm (on dry weight basis) |
Lead (Pb) | NMT 1 ppm (on dry basis ) |