cosmetic raw materials like dyes, Colorant, Surfactant,amino acids, Extract....
Hangzhou Fonlynn Health Technology Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
7-Amino-3-vinyl-3-cephem-4-carboxylic acidCAS NO.: 79349-82-9
7-Amino-3-methyl-3-cephem-4-carboxylic acidCAS NO.: 22252-43-3