Frosted cap surfaces for labeling, frosted panels on the side for writing, and a piercing port in the center of the cap. Will withstand up to 14,000 RCF Snaplock cap assures efficient seal Thin membrane in cap center allows easy access to sample by syringe needle RNase-/DNase-free…

Maxymum Recovery® surface allows maximum retrieval of precious samples. Frosted cap surfaces for labeling, frosted panels on the side for writing, and a piercing port in the center of the cap. Will withstand up to 14,000 RCF Snaplock cap assures efficient seal Thin membrane in cap…

384 Well Xtreme Series Silicone Sealing Mat for PCR Plates, 10/pk, Pierceable.