Comparison : |
Item # 0001-1414, PTFE Plugs for all IR liquid cells-individually Item # 0001-1413, PTFE Plugs for all IR liquid cells-per dozen Item # 0001-4518, Large & Small PTFE Plug for Variable Pathlength Cell Item # 0023-4065, PTFE Cover for Cuvette Item # 0023-4066, PTFE Stopper for Cuvette
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