Product Number Product Description SDS 29327-U volume 3.8 mL, clear glass vial, O.D. × H 14.75 mm × 45 mm, PTFE/silicone septa (bonded), pkg of 100 ea Pricing 29328-U volume 3.8 mL, clear glass vial, O.D. × H 14.75 mm × 45 mm, PTFE/silicone (with slit