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LiChroCART 30-2,LiChrospher 100 RP-18 15μm定制柱
氟离子标准溶液(F-:1,000)
CD-5气相毛细管色谱柱
Lid, flat flange, DN 100, CN ST 45/40, 3 x angled side neck 15° ST 29/32, 1 x straight side neck ST 14/23, borosilicate glass
二异丁基氢化铝
环丁酮
Spacer for 864
PK4 LICHROSPHER RP-18 5UM GUARD COLUMN C ARTRIDGE
2ml Centrifuge 101个/包装50 MgSO4 25 PSA 7.5 GCB
甲醇中三氯甲烷标样