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5-(氨基苯甲酰)戊酸
SUPELCOSIL LC-8-DB 3UM 3.3CM X 2.1MM &
LiChroCART 150-4,6,LiChroprep 60 Si 25-40μm定制柱
INLET/OUTLET TUBE M8 SGJ14
土壤基质中δ-六六六质控样
DISPOSABLE PIPETTES,ACC. TO PROF. DELBRüCK, CONFORMITY CERTIFIED, 100 PCS./CYLINDER
ACQUITY UPLC BEH Shield RP18 Method Validation Kit 色谱柱
填充柱 苯系物专用柱
DURAN? Volumetric flask, amber coloured, white graduation, class A, individual certificate, with one graduation mark, polyethylene stopper, NS 19/26,
替换刀片