17C囯产精品

Supelco 28089-U Equity®-5 毛细管GC色谱柱 Equity®-5 Capillary GC Column L × I.D. 30 m × 0.25 mm, df 0.25 μm

Supelco 28092-U Equity®-5 毛细管GC色谱柱 Equity®-5 Capillary GC Column L × I.D. 30 m × 0.25 mm, df 0.50 μm

Supelco 28097-U Equity®-5 毛细管GC色谱柱 Equity®-5 Capillary GC Column L × I.D. 30 m × 0.32 mm, df 0.25 μm

Supelco 28471-U SLB ®-5 ms 毛细管 GC 色谱柱 SLB®-5ms Capillary GC Column L × I.D. 30 m × 0.25 mm, df 0.25 μm

Supelco 28472-U SLB ®-5 ms 毛细管 GC 色谱柱 SLB®-5ms Capillary GC Column L × I.D. 60 m × 0.25 mm, df 0.25 μm

Supelco SPB®-20 Capillary GC Column 24086 L × I.D. 30 m × 0.25 mm, df 0.25 μm