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The ALWSCI® Pre-assembled Screw Headspace Vial combines a high‑clarity 10 mL or 20 mL glass vial with a silver tin plate open‑top cap and PTFE/silicone septa for ready‑to‑use convenience. Designed for GC and HPLC headspace analysis, it ensures reliable sealing, sample integrity, and enhanced lab efficiency. Each box contains 100 pre‑assembled vials for consistent, contamination‑free performance.

Call to order: +8801819 069 679