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Product Description

The LABMAN GGH301 is an alkaline-type laboratory hydrogen generator that produces 99.999% pure hydrogen at up to 300 mL/min and 0.3 MPa. It replaces hydrogen cylinders for gas chromatography and other instruments, with automatic pressure display and a digital gas flow display.

Key features

  • High purity hydrogen produced by switching on the power
  • Easy to operate with automatic pressure display
  • High electrolysis efficiency; purity and flow rate do not decay
  • Stable output pressure
  • Digital display of gas flow rate
  • Alkaline type with 1.2 L fluid tank; potassium hydroxide (KOH) 120 g supplied

Technical specifications

Parameter Specification
Model GGH301
Make LABMAN
Type Alkaline
Fluid tank capacity 1.2 L
Maximum flow 300 mL/min
Gas purity 99.999%
Output gas pressure 0.3 MPa
Operation temperature 10°C to 40°C
Output flow display LED display
Power 150 W
Phase 1 phase
Power supply AC 220 V, 50 Hz
Packing dimension (L×W×H) 450 × 340 × 500 mm
Gross weight 17 kg
HSN code 84051010

Supplied with

Main instrument, O-ring, power cord, potassium hydroxide (KOH) 120 g, instruction manual, test certificate.

Frequently asked questions

What purity and flow does the GGH301 deliver?

99.999% pure hydrogen at up to 300 mL/min and 0.3 MPa.

What is the difference between the GGH301 and GGH302?

The GGH301 is an alkaline type using potassium hydroxide solution. The GGH302 is a pure water type.

Is potassium hydroxide supplied?

Yes. KOH 120 g is supplied with the GGH301.

What temperature can it operate at?

10°C to 40°C.

How is the flow displayed?

On a digital LED output flow display.

What power supply does it need?

AC 220 V, 50 Hz.

What is supplied with it?

Main instrument, O-ring, power cord, potassium hydroxide (KOH) 120 g, instruction manual, test certificate.

What are the packing size and weight?

450 × 340 × 500 mm (L×W×H as per catalogue), gross weight 17 kg.

Can I get a GST invoice and a bulk or institutional quotation?

Yes. Labmart (Chemlab Equipment) supplies against a GST invoice and provides quotations for colleges, hospitals, pharma companies and government labs, including bulk and tender requirements. Contact us with your requirement for a formal quotation.

What is the warranty and delivery time?

LABMAN instruments supplied by Labmart carry a standard 13-month warranty. Delivery time depends on your location and stock, so please contact Labmart for a delivery estimate.

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