阿法埃莎
HYDRAZINE DIHYDROCHL CERT 100G
ALKACID TEST KIT FUL RANG 7/PK
POT ACETATE USP/EP/BP 2.5KG
SILICA GEL GR 60 35-70 500G
SILICA GEL GR 60 35-70 1KG
STAUROSPORINE 1MG
HEPES SODIUM SALT 2.5KG
ALKCD SHRT RNG PH6 12-14 3PK
POT PHOSPHATE CERT ACS 10KG
SODIUM CHLORIDE USP/FCC 50KG
TRICINE 100 G
SILICA GEL60 <230 MESH 1KG
ALKACID SHRT RNG PH#1 0-3 3/PK
SOD PHOSPHATE TRIB CERT 50KG
COENZYMEA