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930-251-G1Concentrator Tube with Heater, Tenax
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930-716-G1Concentrator Tube with Heater, Tri-Bed
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930-433-P6Consumable for the HAPSITE Smart Plus Chemical Identification System. Internal Standard Gas Canister 5 Liter Internal Standard contains 50 ppmv bromopentafluorobenzene (BPFB) and 100 ppmv 1,3,5-tris (trifluoromethyl) benzene (TRIS) balanced with