Germall Plus Liquid Preservative

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Liquid Germall Plus is a paraben-free preservative for your lotions and creams. This patented combination of Germall II and IPBC predissolved in Propylene Glycol is easy to use, and 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. Germall liquid plus can be used in surfactant based systems.

Product Name and CAS No.

  • INCI NamePropylene Glycol (and) Diazolidinyl Urea (and) Iodopropynyl Butylcarbamate
  • CAS no: 57-55-6; 78491-02-8


  • Appearance: Colorless Liquid
  • Odor: Characteristic
  • Density: 1.15 - 1.25 g/cm3 @ 68°C
  • Boiling Point: 192.22°C
  • Melting Point: - 63.89°C
  • Solubility: Soluble in water.
  • Flashpoint: 98.89°C 

Use in Cosmetics and Shampoo Crafting

  • Fully compatible with cationic, anionic, or non-anionic surfactants and emulsifiers, as well as proteins.
  • Normal use levels of 0.05-0.2% will preserve most systems
  • Safe for both leave-on and rinse-off products
  • Can be used in a wide ph range (3.0-8.0)
  • Water soluble up to 1.0 %

Recommended use lever: 0.1 % - 0.5 % of total formulation weight

Directions: Add to formulation at temps of 50 degrees C (122 degrees F) or lower.


Keep in a cool (preferably below 85°F, the cooler the better), dark and dry store-room.

Shelf Life

Under optimal storage conditions, in original unopened drums/containers, minimum two years.

Safety Data Sheet

Certificate of Analysis

Technical Data Sheet

2 Reviews Hide Reviews Show Reviews

  • 5
    Germall Plus

    Posted by Emme on May 19th 2019

    Good price, arrived fairly quickly

  • 4
    Germall Plus

    Posted by Sonya James on Sep 1st 2018

    Looking forward to making something great. Great shipping and packaging. Thanks