ELEMENTRAC OH-p Oxygen Hydrogen Analyzer

Click picture to enlarge

Product Summary

The ELEMENTRAC OH-p determines oxygen and hydrogen in inorganic samples by inert gas fusion in an impulse furnace with temperatures in excess of 3,000 °C.

The OH-p guarantees precise and fast sample analysis covering a wide range of applications such as metal, ceramics and other inorganic materials.


Product Videos

If YouTube is blocked at your company we are pleased to offer you the option to view directly from magersci.com.

ELEMENTRAC ONH-p Overview (5:00)
Watch a brief overview of the equipment and software for the ELEMENTRAC ONH-p Oxygen/Nitrogen/Hydrogen Elemental Analyzer
ELEMENTRAC ONH-p Overview by Eltra (5:45)
Dr. Andreas Theisen of Eltra provides a thorough walkthrough of the features on the new ELEMENTRAC ONH-p.
Eltra Product Overview (7:18)
Learn about the complete Eltra elemental analyzer product line in this video


The ELEMENTRAC OH-p can be supplied with up to two infrared cells with different path lengths, accommodating both high and low level oxygen analyses. Hydrogen concentrations are determined in the ELEMENTRAC OH-p by a robust and sensitive thermal conductivity cell.

Product Advantages

  • Simultaneous oxygen/hydrogen determination with inert gas fusion technique
  • Closed gas management and optimized gas circulation for sensitive OH determination
  • Enlarged Schuetze Reagent tube for precise oxygen measurements
  • Gas flow system with electronic gas flow control and new leakage test
  • Water-cooled sample port system for effective removal of atmospheric gases
  • Flexible configurations and measuring ranges for O and H
  • High sensitivity IR and TC cells with low detection limits
  • Short analysis time
  • Rapid, precise, accurate and reliable element determination
  • Powerful 8,5 kW impulse furnace for temperatures in excess of 3,000 °C (limited to 6.8 kw in application settings)
  • Economic analysis of grains without capsules
  • Chemicals and tubes are hidden behind a door (removable)
  • Powerful software supporting data and application export, with comment fields
  • Single and multipoint calibration (linear regression)
  • Cooling via tap water, heat exchanger or chiller
  • New design allows operation in production control and laboratory


  • Alloys
  • Cast iron
  • Ceramics
  • Copper
  • Refractory metals
  • Steel
Measured elements:
hydrogen, oxygen
Furnace alignment:
Sample carrier:
graphite crucibles
Field of application:
ceramics, engineering / electronics, steel / metallurgy
electrode impulse furnace (max. 8,5 KW, limited to 6.8 KW in application settings), temperatures in excess of 3,000 °C
Detection method:
solid state infrared absorption for oxygen, thermal conductivity for hydrogen
Typical analysis time:
120 - 180 s
Chemicals required:
magnesium perchlorate, Schuetze reagents, sodium hydroxide
Gas required:
compressed air, nitrogen 99.995 % pure, all gases with (2 - 4 bar / 30 - 60 psi)
Power requirements:
3~ 400 V, 50/60 Hz, max. 8,500 W
Dimensions (WxHxD):
57 x 77 x 63 cm
~ 161 kg
Required equipment:
balance (resolution 0.0001g), monitor, PC
Optional accessories:
carrier gas purification, external chiller, gas calibration unit

myMager eConfig Cart

Main Unit