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ACIRS Australian Coal Industry Reference Samples (ACIRS) is a leading producer of reference materials for the Australian coal industry.

Our reference materials are high quality, reliable and cost effective and are intended for routine use as an integral part of a coal testing laboratory’s quality control and quality assurance program.

Our reference materials have been prepared in accordance with the technical and production requirements of ISO 17034 Guide 34) and overseen by representatives of the Australian Coal Research Limited and the Australian Coal Preparation Society.

The ACIRS reference material range includes:

  • General Coal Reference Materials, ACIRS-G7-2016 and ACIRS-M1-2014, encompassing a wide range of test parameters.

    Sulfur Reference Materials, ACIRS-S1A-2011, ACIRS-S2B-2015, ACIRS-S1C-2011 and ACIRS-S2D-2016 complete our range of certified reference materials for total sulfur in coal. In addition to sulfur, ACIRS-S2B and ACIRS-S2D include assigned values for Hg and Cl. Additionally, ACIRS-S2B includes an assigned values for F and ACIRS-S2D includes ash at 18.0%

    Fly Ash Reference Material, ACIRS-A1-2016, with assigned values for ash fusibility, major and minor elements (NEW).

    Hardgrove Grindability Reference Material, ACIRS-H6-2017, comprising a set of 4 Hardgrove reference samples for calibration and quality control purposes.

An additional ACIRS product is the Electrode Carbon material, ACIRS-EC-2011, used as an inert additive in Gray-King Coke Type tests.

Click the View Products button for detailed information on each of these products or view our Catalogue here.



Product Information

  • Coal Reference Materials
    • General Coal Reference Materials
    • Hardgrove Grindability Index Reference Material 
    • Sulfur Reference Materials
  • Other Products
    • Electrode Carbon
    • Fly Ash Reference Material