CAS No.: 104-29-0
Appearance: White to pale white crystalline powder
Recommended dosage: 0.1 - 0.3%
Solubility: Soluble in 65°C water or glycerol, propylene glycol
Property: Excellent antimicrobial & anti-fungal agent/ preservative in Cosmetics.
CAS No.: 39660-61-2/3228-02-2
Appearance: Colorless or white needle-like crystal
Recommended dosage: 0.01-0.1%
Solubility: Well soluble in oil and alcohol(ethanol, propylene glycol, etc)
Property: A safe and highly effective preservative
CAS No.: 99-93-4
Appearance: White to off-white crystalline
Suggested dosage: 0.05-1.25%
Solubility: Slightly soluble in water, well soluble in hot water, ethanol, and ether.
Application: Cosmetic grade
Function: An excellent preservative booster
CAS No.: 68890-66-4
Appearance: White crystalline powder
Recommended dosage: 0.05-0.4%
Solubility: Completely soluble in ethanol, slightly soluble in water
Function: A Broad spectrum anti-microbial agent, often used as an anti-dandruff hair care pro
CAS No.: 1117-86-8
Appearance: Colorless transparent liquid
Recommended dosage: 0.2-6.4%
Solubility: Soluble in water. Water solubility 3g/L
Function: A humectant, also works as a solvent with antimicrobial properties
CAS No.: 6920-22-5
Appearance: Colorless transparent liquid
Recommended dosage: 0.10-66.05%
Solubility: Soluble in alcohols, diols, and oils.
Function: A good broad-spectrum antibacterial agent, humectant as well as a preservative booster.
CAS No.: 7377-03-9
Appearance: White crystalline powder
Recommended dosage: 0.05-0.20%
Solubility: Well soluble in propylene glycol, and glycerol
Property: A good chelating agent, also works as a preservative used in preservative-free system
CAS No.: 122-99-6
Appearance: Colorless transparent liquid
Recommended dosage: 0.1-1.0%
Solubility: Well soluble in water, alcohol, ether, and sodium hydroxide Aqueous solution.
Function: A preservative with a broad-spectrum antimicrobial activity.
