Antioxidants

  • Methyl Paraben
Methyl Paraben

Methyl Paraben

  • Methyl Paraben
  • Product description: Methyl Paraben
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Methyl paraben, also mEthyl Paraben, one of the parabens, is a preservative with the chemical formula CH3(C6H4(OH)COO). It is the methyl ester of p-hydroxybenzoic acid.

Nature : a white crystalline powder or crystalline. 115-118 ° C melting point, boiling point, 297-298 ° C. Soluble in ethanol, ethyl ether and acetone, micro-soluble in water, chloroform, carbon disulfide and petroleum ether. Minor special aroma and taste, slightly bitter flavor,

Use : organic intermediates. For Preservatives, antimicrobial agent, used in food, cosmetics and pharmaceuticals. Also used for analysis of organic reagents. The goods on mold, yeast and bacteria have broad antibacterial effects, yeast and mold to the role of a strong, but especially for bacteria Gram-negative bacilli and the role of Lactobacillus poor. Food and medicine efficient preservation fungicides

ITEM SPECIFICATION
Appearance White crystalline powder
Purity >= 99.0%
Melting point 125- 128
Residue on ignition =< 0.1%
Acidity (mg/g) 4.0- 7.0
Related substances =< 0.5%
Identification Conform
Clarity of solution Clear and transparent
Heavy metal (as Pb) =< 10 ppm