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HyperSep C18 SPE Column, 200mg/3mL 50个/包装
磷酸, 85+% solution in water, for analysis ACS
气相色谱柱,TRACE TR-SimDist 气相柱, 10m, 0.53mmID, 0.1μm 液膜厚度
PUNYW7104253 Balsalazide USP Impurity 4 Sodium Salt
NOT LONGER AVAILABLE !
Silicone peroxide id. 0.64mm standard tubing/reel of 15m 7625-22
酚红煌绿琼脂
玻璃填充柱
异辛烷/甲苯中15种有机氯农药混合溶液
STIRRER MAGNETS Hub