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疱肉培养基基础
4,4?Dichlorobenzophenone,10ng/ul 标准品
铬酸钠四水合物
玻璃纤维滤纸
GRIFFIN BEAKERS, COLOR GRADUATED, PP, 400 ML
OVER-FLOW-FLASKS, FOR WATER TREATMENT, 150,0 ML, WITHOUT STOPPER, CUTED AND GROUNDED EXACTLY AT T
气相色谱柱，TG-1701MS 30m x 0.25mm x 0.50μm
STOPPER SGJ14 F.6.2021.030
POLYSorb ACT-1，C18，50支/盒，400mg
PRE-COLUMN GLASS 5% CARBOWAX 20M CARBOPA CK B PK6
