Liquid Germall™ Plus preservative is one of the classic preservatives offered by Ashland. This family of preservatives, including Liquid Germall Plus, delivers efficient antimicrobial power to a wide variety of personal care products. Balanced, synergistic and boasting broad-spectrum protection, Liquid Germall Plus is compatible with many other cosmetic ingredients. Approved for use in most countries, the family of classic preservatives are effective at low doses and can be used to bolster other preservatives.
Features and Benefits
Broad-spectrum antimicrobial activity
Effective over broad pH range 3.0–8.
Liquid Germall™ Plus is a patented synergistic combination of Germall™ II preservative (Diazolidinyl Urea) and Iodopropynyl Butylcarbamate (IPBC) in propylene glycol. Germall™ Plus is a highly effective, broad spectrum preservative for emulsions and aqueous formulations. It can be incorporated into a variety of leave-on and rinse-off cosmetic and personal care formulations for broad preservation. Liquid Germall Plus is effective over a broad pH range from 3-8. It is soluble in cationic, anionic and nonionic water-soluble formulations, as well as in the emulsified portion of water-in-oil or oil-in-water emulsions. Formulation Guidelines: Add to Cooling Phase of your formulation 50°C or less. 
INCI Nomenclature:
Propylene Glycol (and) Diazolidinyl Urea (and) Iodopropynyl Butylcarbamate
Appearance:
Clear Vicious Liquid 
Solubility:
Water Soluble
Suggested Use Levels:
0.1-0.5%
Storage: Protected from direct light and humidity at a temperature of 50°-77°F (10°-25°C) 
Shelf life: 12 months, properly stored, in sealed container. 
This product should be added to a formulation at the recommended usage rate.