Precleaned & Certified - 20mL Clear Vial, 24-414mm Open Top White PP Closure, .125" PTFE/Silicone Lined 9-106-3

20mL Vials, Precleaned and Certified - Class 3 CLASS 3: (Certified) Containers are processed according to E.P.A. recommended wash procedures - Washed with laboratory-grade biodegradable, non-phosphate detergent; Rinsed with ASTM Type I De-ionized water; Oven dried; and Assembled in a contaminate-free environment. The exterior of each case is labeled with a lot number. Each case contains a "Certificate of Analysis". An independent laboratory is used to certify the container's cleanliness, assuring impartial results.