OMEX specialises in nutrients and neutralisers for biological wastewater treatment and biogas plants, offering a complete range of products designed to overcome potential problems that can occur with septicity treatment, including odour control, filamentous bulking, pH control and COD removal.

As well as the wastewater treatment range OMEX also specialises in trace element additives for anaerobic systems and biogas plants, which are fully bioavailable in anaerobic conditions.

OMEX is also the main UK supplier of non-hazardous solid and liquid deicers, approved by both the UK and US Aerospace and runway construction standards and by water authorities and environmental agencies.



Active Fe

Active Iron for the desulphurisation of biogas plants

Alumex 610

Alumex 610 is an aluminium chloride solution used for sludge treatment and suspended solids...

Anomex Ca Range

OMEX’s Anomex Ca range is a range of calcium nitrate liquid solutions designed for use in the...

Anomex Range

Anomex is available in both a sodium and a calcium nitrate product which are both non-hazardous...

Bio Block

Bio Block is a water soluble product that gradually dissolves over a 30 – 90 day period. The slow...


OMEX is the official UK distributor for DSM Biogas. DSM Biogas developed enzyme solutions for biogas...

Ferromex Range

The Ferromex range combats problems such as filamentous bulking and poor floc structure that can...


A glycol based deicer for use at airports around the world.


A granular non-corrosive deicer.

Isomex 1

A conventional liquid deicer popular in civil and military airports.

Isomex 3

A potassium acetate liquid deicer which offers longer holdover.

Magmex Range

A range of Magnesium Hydroxide suspensions for treating acidic wastewaters and controlling pH levels...

Micromex Range

OMEX has developed a range of bacterial solutions, Micromex, which is designed to optimise...

Nutromex Biopack

A unique solution of bio-available trace elements and specially selected bacteria to supplement the...

Nutromex N&P Series

The highly successful range of N & P solutions to optimise performance in both aerobic and anaerobic...

Nutromex TEA Range

A range of bio available micronutrient supplements created for the anaerobic digester market.


Maintaining safe conditions for railway customers is vital throughout the winter.