China High Quality Propyl Paraben Manufacturer - Botanical molluscicide CNM-30 – COLORKEM
China High Quality Propyl Paraben Manufacturer - Botanical molluscicide CNM-30 – 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.
Application
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 |
Product detail pictures:
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The customer satisfaction is our primary goal. We uphold a consistent level of professionalism, quality, credibility and service for China High Quality Propyl Paraben Manufacturer - Botanical molluscicide CNM-30 – COLORKEM , The product will supply to all over the world, such as: Istanbul, Tanzania, Algeria, With all these supports, we can serve every customer with quality product and timely shipping with highly responsibility. Being a young growing company, we might not the best, but we're trying our best to be your good partner.
By Mavis from Hungary - 2018.06.03 10:17
A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.
By Eartha from Honduras - 2017.09.28 18:29
