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 F-PRO-1218 Universal Tube Holder System - Instruction Manual Price on request 811-9965-50 Sorbent Tube, Silica Gel, 6X70, 150/75, 50/BX Price on request 800497-1 Tube Breaker Kit, Blue, LFS-113 Price on request