Sorbent Tube, Porapak-Q 6X110, 150/75, 50/BX Back Catalog number: 811-9983-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800681-1 Tube Breaker Kit, Black, LFS-113 Price on request 800074 Tube Holder Triple Variable Flow, only Price on request 800238 Tube Holder O-Ring Kit Price on request