228 Balcatta Rd

Balcatta WA 6021

+61 8 9345 2233

4 Yampi Rd

Willetton WA 6155

+61 8 9457 6977

Sigma Chemicals – Wholesale, Trade, Retail supplier across various industry sectors. Request Quote

Mining / Industrial & Commercial

Think of us for all your water treatment, mining, assay fluxes and industrial chemical supplies.

Commercial Pools / Swim Schools

Providing pool supplies, including equipment, accessories and solutions to Commercial Pools and Swim Schools.

Spa & Pool Supplies

Trust Sigma to supply your pool supplies, including chemical, cleaners and equipment for your family pool or spa.

What's New

Looking for Hydrochloric Acid? Look no further!

Hydrochloric Acid (HCL) 28 & 32% Sigma Chemicals is your one-stop chemical shop. Sigma stocks HCL in 28% for swimming pools and spas, and 32% for cleaning and other commercial purposes. Whether you are after 20L drums or 1000L IBCs we can supply your home or business.  Contact the team for ...

No-one cleans like iCleaner – check out the latest robotic pool cleaner!

Wow! Sigma would like to introduce the latest robotic pool cleaner to our range! As the iCleaner dealer for Western Australia, our customers now have access to the best range of trusted robotic pool cleaners on the market today specifically designed to fully clean commercial pools, and home pools alike. Latest robotic design This marvel ...

Our Product List

View and search our extensive product range

Please note this is not an all-inclusive list, for items not appearing please contact Sigma.

Current Retail Specials

View our retail specials

Please note this is not an all-inclusive list, for items not appearing please contact Sigma.

Chemicals Procurement

We specialise in sourcing chemicals from all over the world.

Warehousing & Storage

We are licensed to store and handle dangerous and hazardous chemicals.

Logistics & Distribution

We can meet all your transportation and logistical needs.

In the Media

Watch Today Tonight’s full story on the MagnaLatch ALERT here

MagnaLatch ALERT is the world’s only gate latch with built-in alarms. MagnaLatch ALERT features: Magnetic gate latch with built-in alarms Quick & easy to install – no wires, no special tools Emits a single beep upon each gate entry/exit Full alarm mode only if left open 15+ seconds Can be ...

Monday’s Today Tonight to feature MagnaLatch ALERT

Following the latest, dreadful spate of toddler drownings in backyard pools Channel 7’s Today Tonight will be featuring the MagnaLatch ALERT Gate Latch-Alarm next Monday at 6.30pm (January 23). With the critical factor continuing to be unauthorised toddler access to pools via faulty or unlatched gates (i.e. hinges not closing, ...

Assay Flux - Sigma Chemicals supply custom assay fluxes for the determination of precious metals in soil and rock samples. A complete range of crucibles and cupels are available to suit sample sizes.

About Sigma Chemicals

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Sigma Chemicals (Sigma Companies Group Pty Ltd) is a diverse and reputable company servicing its customers’ worldwide with products including, but not limited to, chemicals, laboratory ware, laboratory chemicals and supplies, pool supplies, spa chemicals, pool and spa equipment, pool and spa cleaners and all other pool supplies and accessories.

Our clients include mining and industrial companies, private and government laboratories, ranging from multinationals to independents, all seeking quality service, chemicals and chemical supplies. We also service the Commercial Pool and Spa Industry as well as household pool and spa owners with chemicals, cleaners, pool tiles, water blades, glass pool fencing and equipment and carry an extensive spare parts range.

Working as your international or domestic purchaser, we are able to offer a ONE STOP service for a vast range, from chemicals to laboratory ware and everything in between, ultimately saving you time and money.


Sigma is strategically located in Perth, Western Australia close to the port of Fremantle.

For Head Office
Call: 9345 2233
Monday – Friday: 8.30am – 5.00pm

For Commercial, Mining/Industrial, Wholesale Sales
Call: 08 9345 2233 Option 4
Monday – Friday: 8.30 – 5.00pm
(4.45pm for yard collections / receivables)

For Pool Retail / Pool Technicians – Trade
Balcatta: 9345 2233 option 1
Willetton: 9457 6977
Monday – Friday: 8.30am – 5.00pm
Saturday: 8.30am – 12.00 noon

Public Holidays: Closed

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