Liquid Germall Plus is a highly efficacious, ready-to-use, broad-spectrum preservative system for personal care formulations. It is clear viscous liquid with a characteristic mild odor. Liquid Germall Plus is a patented combination of Germall II and IPBC pre-dissolved in Propylene Glycol for ease of use. This combination exhibits a synergistic preservative effect, which reduces the total active preservative level necessary; provides for complete, broad spectrum preservation against Gram-positive and Gram-negative bacteria, yeast, and mold. It is composed of Diazolidinyl Urea, 3-Iodo-2-propylbutylcarbamate, and less than 1% Propylene Glycol.