Home Care & Personal Care Preservatives

Imidazolidinyl Urea                                           Email:sales@ozziechemical.com

INCI Adopted Name:Imidazolidinyl Urea

CAS Registry No.:39236-46-9

Molecular Formula:C11H16N8O8

Synonyms:GERMALL 115

N,N'-methylenebis[N'-(3-hydroxymethyl-2,5-dioxo-4-imidazolidinyl)] Urea;

Molecular Weight:388.30

Structural Formula:



White, fine, free-flowing powder


Odorless or slight characteristic odor



Loss on Drying

3.0% max.

Residue on Ignition

3.0% max.

pH (1% in water)



GM 115, a white, free-flowing hygroscopic powder, is very effective against Gram-positive and Gram-negative bacteria, including Pseudomonas species. It acts synergistically with other preservatives. With parabens, it provides a broad spectrum of activity against bacteria, yeast, and mold. This activity has made the GM 115-paraben combination one of the most widely used cosmetic preservative systems in the world.

Effective antibacterial preservative for use in a wide range of liquid and powder type cosmetic products.

Very soluble in water; it can be incorporated successfully into cold mix formulations.

Can be used in a wide pH range (3.0-9.0).

Compatible with most cosmetic ingredients, including surfactants, proteins, and other special ingredients.


Standard packaging includes the following:25 kg net weight cardboard drum inside plastic bag sealed Other package sizes are available upon request.


Store in a well-ventilated, cool, dry area, out of direct sunlight. Keep containers tightly closed when not in use.