Our range of MS certified vials and caps, made from high quality materials, are tested combinations for a guaranteed fit. Facilitating consistent results time and again.. Kit includes 100 each of: 2 mL Clear Glass 9 mm Screw Top PureView™ Vial with Write-On Spot and Fill Lines, MS Certified (N9305078) 9 mm Blue Screw Cap with PTFE (Red)/Silicone (White) Septa (N9304190) Specifications: Quantity: 100 Volume: 2 mL Neck Size: 9 mm Vial Material: Clear Glass Septa Material: PTFE (Red)/Silicone (White) Cap Material: Blue Cap Color: Screw Top Certification: MS Certified Features: Write-On Spot and Fill Lines