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TG-1701MS GC Column 60m x 0.53mm x 1μm
PEG-20M填充柱
气相色谱填充柱〖10%1#硅油on6201〗
DB-1msGC色谱柱/安捷伦/气相色谱柱
气相色谱柱,TG-WAXMS60mx0.32mmx0.25μm
Elite系列毛细柱
HP-INNOWAX-毛细管柱促销热卖
Elite-MTBE,Length:30m,InnerDiameter:0.45mm,FilmThickness:2.55μm,TemperatureLimits:10Cto250C
气相色谱柱,TG-1MS30mx0.25mmx0.50μm
SE-54毛细柱|毛细柱|色谱柱
VF-1701ms毛细柱