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Liquipar Optima is a liquid, broad spectrum preservative that look at a lot like Liqupar PE at first glance, but when we take a look at the INCI, we can see there’s an difference in the percentages and the inclusion of methylparaben! The INCI is phenoxyethanol (66% to 74%), methylparaben (14% to 16%), isopropylparaben (5% to...
Liquipar PE is like Liquipar oil with some phenoxyethanol thrown in to help with the anti-bacterial properties. The INCI is phenoxyethanol (65% to 70%), isopropylparaben (11% to 13%), isobutylparaben (9% to 11%), and butylparaben (9% to 11%). It is a broad spectrum preservative that will fight bacteria, yeast, molds, and other fungi. It is a...
Liquipar oil is a liquid preservative that’s all about the parabens, with an INCI of isopropylparaben (40%), isobutylparaben (30%), and butylparaben (30%) As we know the parabens are great fungal, yeast, and mould fighters, but often need help in the bacteria fighting department, so the manufacturers (ISP) recommend you add some Germall II (phenoxyethanol) at...
Optiphen Plus is a liquid broad spectrum preservative with an INCI of Phenoxyethanol (and) Caprylyl Glycol (and) Sorbic Acid. (It differs slightly from Optiphen with the inclusion of the sorbic acid.) As it isn’t heat sensitive, we can include it in our water based creations at 80˚C or lower in the water phase of our process....
Optiphen ND is a liquid broad spectrum preservative with the INCI Phenoxyethanol (79% to 81%), Benzoic Acid (11.5% to 12.5%) Dehydroacetic Acid (7.7% to 8.5%). It is suitable for products containing water and can be added at any point in the product making process as it isn’t heat sensitive. It is best used with products with...