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TR-WAX MS GC Column 30m x 0.32mm ID, 1μm Film
Rt-PAH熔融石英毛细柱
VF-1701Pesticedes和VF-5Pesticedes农残专用
Rtx®-Dioxin2熔融石英毛细柱
ON-Wax毛细管色谱柱
气相色谱柱〖SelectAl2O3MAPDPOLT〗
气相色谱柱,TG-1701MS60mx0.32mmx0.25μm
optima-1ms质谱柱
MXT®-1金属毛细柱
PerkinElmerElite-Alumina/KClCapillaryColumn,Length:50m,InnerDiameter:0.53mm,TemperatureLimits:upto200C
气相色谱填充柱〖6.5%丁二酸乙二醇聚酯on201红担酸洗〗