Sorbent Tube, XAD-2, 8X110, 400/200, 50/BX Back Catalog number: 811-9975-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9974-50 Sorbent Tube, XAD-2, 8X110, 150/75, 50/BX Price on request 800681-1 Tube Breaker Kit, Black, LFS-113 Price on request 800232 Tube Holder Kit, Deluxe (Single, Dual, Triple & Qu Price on request