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Aijiren Volatile Organic Chemical sampling vial septa and . certified Volatile Organic Chemical sampling vial septa and Sampling equipment, for discrete sampling 5.1.1. Vial—25 mL capacity or larger, equipped with a screw cap with a hole in the center (Pierce #13075 or equivalent).

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Oct 20, 2022 · The solution was stirred with a stir bar for 4 h, then left for 30 min. The solution was filtered using a membrane filter (0.45 μm pore size), and 10 mL of the solution was placed in the glass vial (13.5 mL volume). Two silicone septa were attached to the vial cap to insert an extraction needle and purge gas introduction needle.

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Waters sample vial VOC vials-Voa Vial Supplier Manufacturer . sample containers 40ml VOA vials price Waters-Voa Vial . Dec 22, 2021 · Waters 40ml VOA vials cap and septa-COD Vials Supplier Oct 08, 2021 · Clear vials with 2 caps for each vial: open-top caps with 0.25" septa and closed top caps with PTFE liner More About this Item Level VOA vials meet EPA recommended guidelines for

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