20 mL Precleaned & Pre-Assembled Clear EPA Vial (72/pk)

Brand: Chromatography Research Supplies Inc

Precleaned and presassembled 20 mL EPA vials, with open-hole screw caps and PTFE/silicone seals. Vials are cleaned to Protocol B as specified in the EPA Specifications and Guidance for Contaminant-Free Sample Containers. Without certificate of analysis.

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