About us

Your Wastewater Partner

Safe, cost-effective and earth-friendly alternatives to caustic soda for pH adjustment / treatment of wastewater.

Owned by Calix, an Australian company with global operations, IER offers Magnesium Hydroxide-based products as safe, earth-friendly alternatives to the use of caustic soda for pH neutralization, along with proprietary polymer solids removal technologies.

We take pride in providing high-quality products, technical credibility in the applications of water, process water, and wastewater treatment, dedicated delivery specialists and equipment, and proactive on-site technical service.

We offer wastewater management that doesn’t compromise your people, your operations or the earth. Our services include:

-Alkalinity and pH control
-Biogas management
-Caustic replacement
-Hydrogen Sulfide sequestration
-Phosphorus removal
-Reduction in polymer usage
-Sludge compaction