Product Name: Propylparaben；PP；Propyl 4-hydroxybenzoate
Appearance: White crystalline powder
Physical and chemical properties: White crystal, easily soluble in alcohol and ether, almost insoluble in water, relative density (d4102) 1.0630, refractive index (nD102) 1.5050.
● Global registration and approval, excellent safety, no irritation to eyes, skin and mucous membranes, no allergies
● Widely used in various resident and rinse-off cosmetics, medicine, food and other industries
● Generally recommended dosage is 0.2～0.5%
● The pH value range is 4～8, if necessary, it can be added at high temperature (<90℃)
● Usually several parabens are used in combination to achieve better antiseptic effect
● Compatible with most cosmetic ingredients
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