阿法埃莎
2,3-Difluoro-4-(trifluoromethy
Calcium chloride
MALTOSE POWDER REAGENT 100G
DL-Camphor
Cresol purple
ORCEIN CERT BIO STAIN 10G
OPTIMA WATEROPTIMA WATER
Bromophenol Red
MERC REF STD 1000 PPM 100ML
2-Iodosobenzoic Acid
FOLIC ACID 5GM
MAGNESIUM CARBONATE PURIF 3KG
3-(Tetrahydropyran-2-yloxy)pro
DIETHYLENE GLYCOL REAGENT 1L
BISMUTH SUBNIT USP POWDER 500G