40mL Clear VOA Vial Economy Pack, Assembled w/ Open Top Bonded Septa Cap (60/cs) Greenwood Products 03-40BTS601 related_1-1-4-inch-viton-fluoroelastomer-flange-gasket-2-pack but because of the variety

but because of the variety of applications

Reactivated Carbon (RGAC) is NOT for Potable water

if a single bag filter needs changed every 3-5 days

Standard Industrial Size # 2 Housing

40mL Clear VOA Vial Economy Pack, Assembled w/ Open Top Bonded Septa Cap (60/cs) Greenwood Products 03-40BTS601 related_1-1-4-inch-viton-fluoroelastomer-flange-gasket-2-pack but because of the varietyGreenwood Products 03 40BTS601 40mL Clear VOA Vial , Economy Pack, Assembled w Open Top Bonded Septa Cap (60 cs) Open top VOA vials meet or exceed EPA standards for volatile organic sampling. Open top vials may be used directly with many automated purge and trap instruments. Assembled with open top bonded septa cap. Clear borosilicate glass vial designed for water sample collection for volatile organic analysis (VOA) Vial shoulder slope optimized to