CAS Number

119-36-8

Molecular Formula

C8H8O3

Molecular Weight

152.15

Molecular Structure

Packing

25kg/drum, 250kg/drum

Storage

Store in a tightly sealed container away from heat and direct light, and in a cool dry place.

Application

API, cosmetics Ingredients

Characters

Colorless or slightly yellow liquid

Solubility

Very slightly soluble in water, miscible with 

          ethanol (96 percent) and with fatty and essential oils.

Identification

A,B,C 

Appearance of solution

The solution is clear (2.2.1) and not more intensely coloured than reference solution Y_7.

Acidity

Not more than 0.4ml of 0.1M sodium hydroxide is required to restore the blue colour.

Relative density

Between 1.182 and 1.188 at 20℃

Refractive index

Between 1.535 and 1.538 at 20℃

Related substances

Impurity B(phenol): maximum 50ppm

Unspecified impurity: maximum 0.10 percent

Total: maximum 0.5 percent

Assay

(C8H8O3 ) 99.0-101.0 percent m/m

Standard

EP10.0