clear safety coated TOC/VOC EPA vials PTFE silicone septa with cap 40mL Amber Glass Vials, 24-410 PP Hole Cap & PTFE/Silicone 27.75 x 95mm 10 dram (40ml) Amber Borosilicate Vial with 24-400 Bonded White PP Hole Cap & PTFE/Silicone Septa Attached with Du