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Arbutin
Arbutin,99%,powder
497-76-7
cosmetic additive, skin-whitening, skin lightening additive
Specifications:
1.Color and clarity of solution: clear, colorless without floaters
2.pH value (in 1% solution): 5.0 ~ 7.0
3.Specific rotation: -63¡Æ~ -66¡Æ
4.Melting point: 197 ~ 201 centi-degree
5.Loss on drying: Not more than1%
6.Heavy metal (Pb): Not more than 10ppm
7.Hydroquinone: Not more than 20ppm
8.Assay (by HPLC): Not less than 99%
Outer packing:25kg/fiber drum
Industrial field cosmetics, pharmaceutical
Nanjing Elegant Nutriceuticals Co., Ltd.
Phone +86-25-83241153
Fax +86-25-83241173
Homepage http://www.elegantnutri.com
E-mail machine@elegantnutri.com
Address 410 Weifen Business Center,28 North Yunnan Road, Nanjing, Jiangsu, P.R.China
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