Imidazolidinyl Urea
Notable concerns
INCI · Imidazolidinyl UreaCAS 39236-46-9
Also known as: Germall 115
Preservative
In plain language
An antimicrobial preservative that works by slowly releasing small amounts of formaldehyde into the product over time.
A known formaldehyde-releaser; frequently causes contact dermatitis in individuals sensitive to formaldehyde.
Where it can be sold
Simplified regulatory status by market — for guidance, not compliance advice.
European UnionRestricted
Max 0.6%. Must carry 'contains formaldehyde' warning if formaldehyde levels exceed 0.05%.