METHYL PARABEN SODIUM BP/IP
| Formula | C8H7O3Na M.W. 174.14 |
| Chemical Name | Sodium Methyl Hydroxy benzoate. |
Typical Analysis :
| Description | White
crystalline powder, Odourless or almost odourless, Freely soluble
in water, Hygroscopic. |
| Appearance or Clarity of solution | Passes
test |
| pH | Between 9.50 to 10.50, determine in a 0.10% solution. |
| Chloride | 330ppm |
| Sulphate | 300ppm B.P./1200 ppm I.P. |
| Heavy Metals | 10ppm |
| Related substance | Passes test |
| Water | 5.0 % w/w (max). |
| Assay | 99.0% (min) of C8H7NaO3 calculated with reference to anhydrous substance. |