Aijiren Tech™ EPA, TOC, and Scintillation Vials . 网页Choose from Level 100, 200 (pre-cleaned), or 300 (pre-cleaned and certified) clear or amber glass EPA vials with 20mL and 40mL total volume capacity. Assembled kits include vials with pre-attached caps and septa. Unassembled. sample vial TOC/VOC EPA vials Aijiren Technology--glass sample vials