Hide. V7130. volume 20 mL, vial size 28 mm × 61 mm , with cap, the cap is made of urea and the liner material is a polyethylene cone, pkg of 500 ea. Expand. Hide. V7005. volume 20 mL, vial size 28 mm × 61 mm , with cap, Cap: 22mm urea with Poly-Seal cone liner. (caps packed separately), pkg of 500 ea.