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C₈H₈O₃

Molecular weight : 152.15

Physical and chemical properties: This product is white crystal, soluble in alcohol, ether and acetone, slightly soluble in water, boiling point 270-280 ℃.

Product quality standards

Item Standard
Properties white powder
Assay (on a dry basis),% 98-102
Melting point, ℃ 125 ~ 128
Loss on drying,% ≤ 0.5
Residue on ignition,% ≤ 0.1
Acidity qualified
P-hydroxybenzoic acid and salicylic acid qualified
Solubility soluble in alcohol, ether and acetone, slightly soluble in water

● Global registration recognition, excellent safety, eye, skin, mucous membrane without stimulation, no allergies
● widely used in a variety of resident and wash-off cosmetics and pharmaceut