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Proficiency test 19-24 workplace safety

This proficiency test is part of the National Measurement Institute's (NMI's) 2019 proficiency testing program for gas mixtures.

Registrations close 30 September 2019.

Test materials

We will supply each sample:

  • in a 5 L gas cylinder 
  • with a AS2473 Type 20 outlet
  • at approximately 30 bar pressure

The gas samples will contain the following components (nominal mole fractions only):

  • carbon dioxide: 5-10 %
  • methane: ≤ 5 %
  • carbon monoxide: 50-200 ppm
  • nitrogen (as balance gas)

Sample distribution and reporting

  • We will distribute samples by 1 December 2019. 
  • You must submit your measurement results and return the sample cylinders by 15 February 2020.


There are 3 price options to participate: 

  • $1260 if we supply sample cylinder at 30 bar, and you return it after testing 
  • $3400 if we supply a sample cylinder at 100 bar and you keep the sample to use as a calibration standard
  • $4000 if we supply 2 cylinders—a calibration standard and a sample—and you return the sample after testing

These prices include GST and delivery to Australian sites.

You will need to pay extra for:

  • all international freight and duty charges
  • return delivery

To apply

  1. Read our proficiency testing terms and conditions.
  2. Email with your:
  • contact name
  • phone
  • postal address
  • delivery address
  • organisation

Read more 

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Last updated: 8 December 2020

Content ID: 64535