Here’s a curated list of hydrogen turbines normally used in gas chromatography (GC) labs, especially for analytical and investigate settings:HOVOGEN Scientific Hydrogen Generator (LH/LX Sequence)Extremely-pure hydrogen (>99.998% to >99.9998%) for GC copyright/gas gas, GC‑MS, GC‑ELCD, reaction gas, ICP‑MS, and even more Hovogen+3Hovogen+3Hov