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BETASIL C18 10UM 300X4MM COLUMN
4-乙炔基苯胺
(一恒) HZQ-311C落地振荡器(液晶屏),托盘尺寸:920×500mm
100ul手动带密封头进样针
曲霉素琼脂基础(AFPA)
STANDARD CONES, DG-GROUND, NS 18.8/26, DURAN
离子色谱柱
HyperSep SAX SPE Column, 500mg/6mL 30个/包装
ROLLED NECK BOTTLES 100 ML, CLEAR GLASS, HEIGHT: 145 X 34 MM, NECK DIA. 22 MM, PACK = 100 PIECES
1,2-环己二胺四乙酸