Certified Vials found in: TOC Certified Vials, LC Certified Vial Kits, Mass Spec Certified Vial Kits, Certified Vial Kits, VOA Vials - Open Top Closures.. green, yellow, red, white and natural are standard on the 2.0 mL sizes. All vials are batch certified DNase and RNase free, non-pyrogenic and endotoxin free and are available sterile or non-sterile.