基本信息
Ref#F56908
阿法埃莎
SILICA GEL GR 60 70-230 12KG
PHENOLPHTHALEIN SOL
CYANOBALAMINE 1 GM
Emulsifier OS-15
Sand
ETHYL DIAM TETA AC CR ACS 500G
Silver
SOD SUL ACS AN 10/60M 500G
HEPES BUFFER 1KG
Propane-1,2-diol