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Germall Plus Liquid Preservative

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Liquid Germall Plus is a broad-spectrum antimicrobial preservative that is compatible with virtually all cosmetic ingredients for use in personal care and household products where extended shelf life is required. It offers complete broad spectrum preservation against Gram-positive and Gram-negative bacteria, yeast, and mold.

  • Specific Gravity: 1.15 - 1.25 @ 25 °C
  • Appearance: Colourless liquid
  • Not to be used in aerosols.
  • Germall plus is heat sensitive and should be added to products at a temperature of 50°C (122ºF) or BELOW to prevent degradation of the preservative qualities.
  • The addition of Germall Plus above 50°C (122ºF) could result in compromising the preservative system in your product.
  • Usage Rate: 0.1 - 0.5%
  • Vegan

INCI: Propylene Glycol (and) Diazolidinyl Urea (and) Iodopropynyl Butylcarbamate.

It can be used in a wide variety of personal care formulation for reliable preservation.
Soluble in cationic, anionic and nonionic water-soluble formulations, as well as in the emulsified portion of oil-in-water and water-in-oil emulsions.
Compatible with most cosmetic raw materials.
It is effective over a broad pH range from 3 to 8.
Add at 50 °C or below during the cool down stage of processing. 

Customer Reviews

Based on 5 reviews
Amanda Walby

Germall Plus Liquid Preservative

Anne Doyle
Best all around preservative!

Liquid Germall plus is the best all around preservative in my repertoire. I feel very confident using it in my products.

Taylor Teskey
Hasn't Failed Yet!

Always does the job, no issues using in any of my products.

Stephanie Desjardins

Germall Plus Liquid Preservative

Gabriela Desjardins
Germall Plus Liquid

Very useful in any water based products.