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Raising the Bar: Setting New Standards for Contaminants in Organics

Murrang Earth Sciences led work relating to chemical contamination in the revision of AS4454, the Australian standard for composts, mulches, and soil conditioners. We provided scientific advice on the identification and assessment of contaminants in recycled organics and related waste streams.
 

The project included development of an innovative framework for assessing emerging chemicals of concern, drawing on new assessment methodologies. Findings were communicated to a wide range of industry stakeholders to support informed decision-making.

Image by Gabriel Jimenez

CONTACT US

+61 2 6161 1762

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INFORMATION

Murrang Earth Sciences Pty Ltd

ABN: 96 162 928 958

Our offices are proudly located on  
Ngunnawal and Ngambri Country in Canberra. We acknowledge the Traditional Owners of the land on which we work, and their knowledge, culture, and spiritual connection to Country.

© Site design by J.Beh 2021

Site last updated 4 November 2025

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