Homosalate (HMS) is commonly incorporated into sunscreens for its antibacterial abilities & helps prevent product from turning rancid. It is an oil soluble chemical sunscreen agent that absorbs UV B radiation. It can be used in sunscreen emulsions, gels, creams, sticks, makeup, etc.
2. Technical Specification
Appearance Colorless to pale yellow liquid
Identity (IR) USP Matches reference spectrum
UV absorbance (E1%1cm in methnol) max 305nm 170~180
Specific gravity USP 1.049~1.053
Refractive index USP 1.561~1.519
Acidity (mg KOH/g) Titration (USP) 1.0 max
Methyl paraben (ppm) 5 max
Chromatographic purity GC
USP Purity (%) 99.6%
Each impurity(%) 0.07%
Total impurities (%) 0.4%
3,3,5-Trimethyl cyclohexanol (%) 0.01%
Methyl salicylate (%)