Preservative, Methylparaben, Methyl paraben

Product NameMethylparaben, methyl para benChemical Name(Synonyms)Methyl paraben; Methyl p-hydroxybenzoate; 4-(Methoxycarbonyl)phenol; 4-Hydroxybenzoic acid methyl ester; 4-(Carbomethoxy)phenol; Methyl Parasept; Methyl Butex; Methaben; Metaben; Methyl 4-hydroxybenzoateCAS Number99-76-3Molecular FormulaC8H8O3Molecular Weight152.15ITEMSSPECIFICATIONAppearanceWhite crystalline powderClarity and Color of SolutionClear and TransparentAcidityMeets the requirementsMelting Point125.0 128.0Residue on Ignition≤0.1%Acidity≤0.1%Loss on Drying≤0.5%Related SubstancesMeets the requirementsHeavy Metals(Pb)≤10ppmAs≤1ppmSulphated Ash≤0.1%Organic Volatile ImpuritiesMeets the requirementsAssay (on dried basis)99.0 100.5%StandardUSP30/BP2002