ORBO^TM 555 LpDNPH 300/150 mg Sorbent Tube

Petrocol^® DH毛细管气相色谱柱, Petrocol^® DH Capillary GC Column

PTFE Packed Column Ferrule, 1/4 in. Column O.D.

Septa, Blue PTFE/white silicone, pkg/100

蓝色 PTFE/白色硅胶隔垫

SLB^®-1ms Capillary GC Column

SLB^®-IL111毛细管GC色谱柱, SLB^®-IL111 Capillary GC Column

SLB^®-IL60 Capillary GC Column

Smart SPME Fiber Assembly, Carboxen/Polydimethylsiloxane (CAR/PDMS)

Smart SPME Fiber Assembly, Polydimethylsiloxane/Divinylbenzene (PDMS/DVB)

SP^®-2330毛细管GC色谱柱, SP^®-2330 Capillary GC Column