cosmetics grade pure skin whitening hydroquinone for face cream ingredients
(1) Photographic Grade hydroquinone
Molecular Formual: 1,4-C6H4(OH)2
Molecular weight: 110.12 (According to the international atomic weight of 1987)
Specification: Content: 99% - 101%
Usage: Generally for photograph, dye, pesticide rubber, chemical industry, medicine, polymer retarder, desulphurization in fertilizer, urea synergist antioxidant, analyse chemical reagent and so.
(2) Technical Grade hydroquinone
Molecular Formual: 1,4-C6H4(OH)2
Molecular weight: 110.12 (According to the international atomic weight of 1987)
Specification: Content: ≥98.5%
Usage: Generally for photograph, dye, pesticide rubber, chemical industry, medicine, polymer retarder, desulphurization in fertilizer, urea synergist antioxidant, analyse chemical reagent and so.