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2,3,6-三氯茴香醚,10ng/ul 标准品
KEYBOARD FOR 718 *
dehydroepiandrosterone sulfate (sodium salt) >99%
Nucleosil C18色谱柱
气相配件(QUARTZ SPACER)
PTFE Temperature Probe, Platinum Resistance, Baffle Probe, Cable 1M,Shaft - ? 16, L 250, 35x22x250,
2,4,6-三(4-吡啶)-1,3,5-三嗪
50ml PP材质 离心管 25个/包
垃圾袋架,附有50只PA材质垃圾袋
β-烟酰胺腺嘌呤二核苷酸磷酸钠盐,≥97.0% (calc. based on dry substa