Molecular Formula

618g/mol

142g/mol

Physical and chemical properties

White crystalline powder,melting point 92-96℃

White to light yellow crystalline powder,melting point 150-154℃

Solubility

Insoluble in water,soluble in Oil and propylene glycol

Easily soluble in water,Ethanol and ethyl acetate

PH Stability

Stable when PH 3-10

Not stable when PH>7

Color stability

Does not chelate with metal ions, color is stable and does not change color

Easily chelate and discolor with metal ions, turn yellow or brown

Other Stability

Good light stability, not easily oxidized

Light, heat, and metal ions have poor stability and are easily oxidized

Compounding performance

Compatible with most makeup products

Incompatible with some sunscreens, preservatives