Dihydroxymethylhydantoin CAS 6440-58-0 , chemical name: 1,3-dihydroxymethyl-5,5-dimethylhydantoin, colorless to light yellow transparent liquid. Widely used for anti-corrosion and sterilization in industries such as plastics, rubber, chemicals, pharmaceuticals, fibers, textile coatings, water-based polymers, metal cutting fluids, adhesives, printing pastes, inks, dyes, color pastes, printing pastes, printing and dyeing additives, textile additives, paraffin solutions, wood, leather making, water treatment, industrial circulating water, pulp making, papermaking, power plants, steel, smelting, petroleum, oil refining, oilfield water injection, etc., as well as in cosmetics, personal care products The anti-corrosion, sterilization, and mold prevention of daily chemical products.

Chinese name: dihydroxymethyl hydantoin

Foreign name: 1,3-bis (hydroxymethyl) -5,5-dimethylimidazolidine-2,4-dione

Molecular weight: 188.2

Molecular formula: C7H12N2O4

Melting point: 90~97 ℃

CAS number: 6440-58-0

EINECS number: 229-222-8

Density: 1.349g/cm3

Purpose

This product is a broad-spectrum and efficient antibacterial preservative that inhibits Gram positive bacteria, Gram negative bacteria, molds, yeast, etc. through release, and has good compatibility with various emulsifiers and surfactants. Stable over a wide range of pH and temperature. It is a low toxicity product, and the oral LD50 of rats is 3000mg/kg. It can be used in various cosmetics and personal care, with a maximum concentration of 0.6%, and can also be used in cosmetics when combined with iodopropylenylbutylcarbamate.

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