DMDM Hydantoin Cas:6440-58-0

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DMDM Hydantoin

Chemical Name: DMDM Hydantoin
CAS.NO: 6440-58-0
Synonyms: Dimethyloldimethyl hydantoin;1,3-bis(hydroxymethyl)-5,5-dimethyl-1,3-diazolidine-2,4-dione;1,3-Dihydroxymethyl-5,5-dimethylhydantoin
Molecular Formula: C7H12N2O4
Molecular Weight: 188.181
Physical and Chemical Properties:
Density: 1.4±0.1 g/cm3
Boiling point: 303.7±52.0 °C at 760 mmHg
Flash point: 137.5±30.7 °C
Index of Refraction: 1.529
Appearance: Whtie crystalline powder
Total formaldehyde: ≥29.0%
Free formaldehyde: ≤0.1%
Packing:25kgs/drum, can also be packaged according to customer requirements
Storage:Store in a cool, ventilated place
Application: DMDM hydantoin is a preservative and antimicrobial agent found in a wide range of cosmetics and skin-care and hair-care products. It's considered a “formaldehyde donor.” That means it releases a small amount of formaldehyde over time to help keep products fresh and free from contaminants. Formaldehyde-releasing preservatives like DMDM hydantoin help keep beauty products from spoiling. While formaldehyde-releasing ingredients can be dangerous in high levels, these chemicals are found naturally in safe, small amounts in many foods. DMDM hydantoin helps your personal-care items stay fresh for long periods. The chemical stops or slows down the growth of potentially harmful fungi, yeast, and bacteria.

Item Specifications Results
Appearance White powder White powder
ASSAY ≥95% 95.6%
Total formaldehyde  ≥29.0% 31.36%
Free formaldehyde ≤0.1% 0.08%
Water content ≤1.0%  0.30%
M P  90.0-97.0℃  94.3-95.4℃
Conclusion  The product is up to standard

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