Preservative Water Soluble

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Liquid Preservative Water Soluble 

INCI: Propylene Glycol (and) Diazolidinyl Urea (and) Methylparaben (and) Propylparaben


Liquid Preservative Water Soluble is a very effective, easy to use, preservative system used in a wide variety of personal care and cosmetics products. The actives are solubilized into propylene glycol, making it easy to incorporate into formulations. Effective against Gram-positive and Gram-negative bacteria and against yeast and mold.

 Compare to Germaben II

Recommended use level: 0.5 – 1.0%

This preservative is compatible with most cosmetic ingredients, surfactants, and proteins.

Typical pH Range for use is 3 - 7

Typically used as .3 to 1.0% of the total weight of your product.

Liquid Preservative Water Soluble 

  •  is heat sensitive, and needs to be incorporated at temperature at or below 140F degrees or below to effectively inhibit mold and bacterial growth.
  • is typically used in formulations where the water content is 75% or more. 
  • is not effective in oil formulations exceeding about 30% or more total by weight.


  • Shampoos, hair conditioners and emulsion products 

  • Hair and Body care products

  • Normal use levels of 0.3- 1.0 % (total weight)

  • Can be used in a wide ph range (3.0-7.0)

Product Information

INCI Name: Propylene Glycol (and) Diazolidinyl Urea (and) Methylparaben (and) Propylparaben


Safety Data Sheet

Technical Data Sheet

3 Reviews Hide Reviews Show Reviews

  • 4
    Germeben II

    Posted by Steven Haymer on Apr 27th 2019

    Great price on gallon sizes for this product

  • 5

    Posted by Stephanie Dueck on Apr 5th 2019

    Excellent preservative for syndet shampoo bars and conditioner bars that are used in a wet environment.

  • 5

    Posted by Unknown on Mar 4th 2018

    This product is needed for my liquid products and the pricing is perfect. I love it