CAS number: 54-21-7
Molecular formula:
molecular weight:
Chemical structure:
Name of product | Sodium Salicylate | |
EXP. Time | 3 years | |
Analysis content | Analysis results | Standard |
Characters | A white, crystalline powder or small, colourless crystals or shiny falkes, freely soluble in water, sparingly soluble in alcohol | complies |
Identification A | Sample infrared absorption specropho-tometry complies with sodium salicylate CRS | complies |
Identification C | Gives reaction (b) of sodium | Positive |
|
clear | clear |
Appearance of solution | The solution is clear and not more intensely coloured than reference solution BY6 | The solution is clear and not more intensely coloured than reference solution BY6 |
Acidity | 0.01M NaOH not more than 2.0ml is required | 0.98ml 0.01ml NaOH |
Chlorides | NMT 200PPM | LESS THAN 200PPM |
Loss on drying | NMT 0.5% | 0.03% |
Sulfates | NMT 600PPM | LESS THAN 600PPM |
Heavy metals | NMT 20PPT | LESS THAN 20PPM |
Assay | Contains C7H5NaO3 99.0% to 101.0% | 99.5% |
Conclusion: | Complies with requirements of EP7.0. |