Liquid Germall™ Plus preservative is a patented synergistic combination of germall™ II preservative (diazolidinyl urea) and iodopropynyl butylcarbamate (IPBC) in propylene glycol. It 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.