P HYDROXYBENZOIC ACID
4-Hydroxybenzoic acid (4-HBA) is a white crystalline solid that is widely used in organic
In particular, its esters, called parabens, are used as preservatives in cosmetics and pharmaceuticals.
Parabens (p-hydroxybenzoic acid) are an important class of preservatives extensively used in the cosmetic and pharmaceutical industries for preparing shampoos, commercial moisturizers, shaving gels, personal lubricants, topical/parenteral pharmaceuticals, spray tanning solutions, and toothpaste.
A valid and reliable repeated dose toxicity study with oral administration by stomach tube of dosages of 40, 200 and 1000 mg/kg/d of p-hydroxybenzoic acid .
Incompatible with strong oxidizing agents.