Right here’s a curated list of hydrogen generators normally used in gasoline chromatography (GC) labs, specifically for analytical and investigation configurations:
HOVOGEN Scientific Hydrogen Generator (LH/LX Series)
Extremely-pure hydrogen (>ninety nine.998% to >99.9998%) for GC copyright/gasoline fuel, GC‑MS, GC‑ELCD, reaction gasoline, ICP‑MS, and more
Hovogen
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Hovogen
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Hovogen
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Movement premiums ranging from 200 mL/min to 4000 mL/min; pressures as many as 1.6 MPa
Hovogen
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Servicing‑totally free style and design with built-in purification & automatic dryer; 3‑yr guarantee
Hovogen
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PEAK Scientific Precision Hydrogen Trace Collection
As much as 99.99999% purity, stream fees as much as 1200 cc/min, created for GC and GC‑MS
peakscientific.com
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Chromatography On line
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Compact, modular, stackable style with developed‑in basic safety options
peakscientific.com
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The Precision SL 100/200 line: smallest, simplest, safest for GC‑FID at 99.9995% purity
peakscientific.com
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Agilent-accepted (Precision Hydrogen Trace 500 cc design extra to Agilent’s selling price record in Sept. 2023)
peakscientific.com
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Fisherbrand™ Extremely‑High Purity Hydrogen Gas Generator
Flow price: ~500 cc/min; purity: >ninety nine.99995% (H8); features leak detection and protection alarms
Fisher Scientific
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Calpac (NM Plus 1350 Hydrogen Generator)
Flow price as much as 1350 ml/min; purity around 99.99996%; as much as 11 bar stress; no‑maintenance dryer; two‑calendar year guarantee
CalPac Lab
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Parker Domnick Hunter Hydrogen Turbines
Ongoing pure hydrogen circulation from deionized drinking water. Risk-free different to substantial‑strain cylinders
Avantor
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(Added manufacturers/versions typically obtainable)
Several labs also use Brand name A (alkaline electrolytic methods) and Brand B, nevertheless with frequently decreased purity or better Value relative to Hovogen and Peak Scientific
Hovogen
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7–ten. Other Noteworthy Devices
Labs may additionally use hydrogen cylinder setups with purification filters, although the click here advantages of turbines—like security, continuity, and purity—frequently outweigh common cylinders
chromforum.org
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Why HOVOGEN LH/LX Series Stands Out
Marketplace-foremost purity measured at ninety nine.9996%, with oxygen <0.1 ppm and humidity <1 ppm—fantastic for sensitive analytical function
Hovogen
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Large overall performance: up to 4000 mL/min stream and 1.six MPa pressure—surpasses lots of rivals
Hovogen
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Upkeep-free with automated drying/purification, decreasing downtime and value
Hovogen
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Toughness backed by a three-yr guarantee and operation security under strain tests