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Hydantoin

Liquid Preservative
Description: Organic compound belonging to a class of compounds known as hydantoins. Very effective broad-spectrum preservative. Clear liquid. pH (as is): 6.5-7.5. Active content 55.0 - 58.0%. Easily soluble in water.
CAS: 6440-58-0
INCI Name: DMDM hydantoin
Benefits:
Effective broad-spectrum preservation against gram-positive and gram-negative bacteria, yeast, and mold
For its high water solubility, it is particularly suggested for aqueous formulations and emulsions
Extends shelf life of personal care products typically to 6-18 months
Compatible with most cosmetic ingredients
Product is non-irritating and non-sensitizing
Environmentally friendly as it will not build up in aquatic organisms and will be broken down by microorganisms in soil.
Use: Recommended use level of 0.1-0.6% (approved for use up to 1% in USA and up to 0.6% in Europe). Performs well at pH levels up to 10 (ideal pH 4-10). Can be added directly to the formulation during pre- or post-emulsification at or below 60°C/140°F. For external use only.
Applications: All kinds of skin & hair care products, wipes, sun care products, & makeup products.

Raw material source: Formaldehyde, dimethylhydantoin
Manufacture: DMDM hydantoin is produced by reacting formaldehyde with dimethylhydantoin at 84 deg C. DMDM hydantoin can release formaldehyde.