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HS F5 3UM 3.3CM X 4.6MM DISCOVERY HPLC&
4-羟基-3-硝基苯甲酸
MICRO BURNER
CLIPS FOR STANDARD, GROUND JOINTS, "SAFETY CLIP", POM, RESISTANCE AGAINST CHEMICALS, SUITABLE FO
[2H5]-Doxylamine
3-氯-4-氟三氟甲苯
大广口瓶,高密度聚乙烯;白色聚丙烯螺旋盖,4L容量
Jaw clamp w. mount. rod, Castaloy alloy,grip width 64 mm rod l.130 mm dia. 11 mm
电泳毛细管空柱(10米/根)
11种VOC混标(HJ 686-2014)