Grade de pureté: Qualité pharmaceutique, teneur 98,0–102,0 % (base sèche)
Aspect: Poudre cristalline blanche
Certificat d'analyse: Panel CoA complet (teneur, point de fusion, sulfate, résidu à l'incinération) — tous conformes
Application: Bactéricide et conservateur (pharmacie, cosmétique, alimentation animale)
Assay (on dry base): 98.0-102.0%
Melting point: 125-128℃
Acidity: Passed
Loss on Drying: 0.5%Max
Sulfate(So42-): 0.024%Max
Residue on ignition: 0.1%Max
Identification: Passed
Related substance: Passed
Color of solution: Passed
Organic volatile impurities: Passed

Autres informations

Description supplémentaire:

4-HYDROXYLMETHYLBENZOATE (Methylparaben) is supplied as a fine chemical. Labeyond Chemicals Co.,Ltd. supplies it at pharmaceutical grade without manufacturing it directly, with samples available on request. Per the product listing, it is a white crystalline powder with 98.0-102.0% assay and a melting point of 125-128°C, used as a bactericide and preservative in pharmaceuticals, cosmetics and animal feed. It is produced to USP and BP standards and sold into North America, Central/South America, Western Europe, Eastern Europe, Australasia, Asia, the Middle East, and Africa.