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Withdraw liquids/gases, or create a vacuum. Bochem™ Water Jet Filter Pump is easy to use and assemble/disassemble.
Thermo Scientific™ TraceGOLD TG-17MS GC Columns
OHAUS™ Defender™ 5000 Washdown - D52 Bench Scale, Models TD52XW QX
Thermo Scientific™ Hypersil GOLD™ C18 Selectivity HPLC Columns