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R221-75893-30島津SH-Rtx-Wax毛細管柱30m 0.25mm 0.25um
221-75719-30島津Rtx-1色譜柱30m*0.25mm*0.25um
221-75954-30島津SH-Rxi-5Sil MS色譜柱30m*0.25mm*0.25u
NH20546250WDevelosil NH2 5um4.6×250mm正相氨基色譜柱
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