SPB-1氣相毛細(xì)管色譜柱 SPB-1 Capillary GC ColumnL × I.D. 15 m × 0.20 mm, df 0.20 μm

SPB-1氣相毛細(xì)管色譜柱 SPB-1 Capillary GC ColumnL × I.D. 10 m × 0.20 mm, df 1.20 μm

SPB-1氣相毛細(xì)管色譜柱 SPB-1 Capillary GC ColumnL × I.D. 60 m × 0.75 mm, df 1.00 μm

SPB-5 毛細(xì)管氣相色譜柱 SPB-5 Capillary GC ColumnL × I.D. 60 m × 0.53 mm, df 5.00 μm

SPB-5 毛細(xì)管氣相色譜柱 SPB-5 Capillary GC ColumnL × I.D. 30 m × 0.53 mm, df 5.00 μm

SPB-5 毛細(xì)管氣相色譜柱 SPB-5 Capillary GC ColumnL × I.D. 30 m × 0.53 mm, df 3.00 μm