China China High Quality Sweet Almond Oil Supplier - Methyl Paraben｜99-76-3 – COLORKEM Manufacturer and Supplier

China High Quality Sweet Almond Oil Supplier - Methyl Paraben｜99-76-3 – COLORKEM

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China High Quality Sweet Almond Oil Supplier - Methyl Paraben｜99-76-3 – COLORKEM Detail:

Products Description

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, Zhuo Ma.

Preparation: p-hydroxybenzoic acid and ethanol in the presence of sulfuric acid catalyst for esterification, esterification in the water after the completion of crystallization, then through a filter, in pickling products.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.

Specification

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

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Our aim would be to fulfill our shoppers by offering golden company, very good value and good quality for China High Quality Sweet Almond Oil Supplier - Methyl Paraben｜99-76-3 – COLORKEM , The product will supply to all over the world, such as: Bahamas, Denver, Angola, You can do one-stop shopping here. And customized orders are acceptable. Real business is to get win-win situation, if possible, we would like to provide more support for customers. Welcome all nice buyers communicate details of products and ideas with us!!

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