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Sodium Thiosulfate – 99% Purity per kg
Regular price $23.00 AUDRegular priceUnit price / perSale price $23.00 AUD -
Cataplex - Concentrated Indian Almond Leaf Extract
Regular price From $21.95 AUDRegular priceUnit price / perSale price From $21.95 AUDCataplex - Concentrated Indian Almond Leaf Extract
Regular price From $21.95 AUDRegular priceUnit price / perSale price From $21.95 AUDCataplex - Concentrated Indian Almond Leaf Extract
Regular price From $21.95 AUDRegular priceUnit price / perSale price From $21.95 AUD -
PGP Plant Growth Promotor | Macrophyte Biostimulant | BTAqua
Regular price From $28.99 AUDRegular priceUnit price / perSale price From $28.99 AUDPGP Plant Growth Promotor | Macrophyte Biostimulant | BTAqua
Regular price From $28.99 AUDRegular priceUnit price / perSale price From $28.99 AUDPGP Plant Growth Promotor | Macrophyte Biostimulant | BTAqua
Regular price From $28.99 AUDRegular priceUnit price / perSale price From $28.99 AUD -
Vivofort | Fish Health & Gut Defense | BTAqua
Regular price From $29.70 AUDRegular priceUnit price / perSale price From $29.70 AUDVivofort | Fish Health & Gut Defense | BTAqua
Regular price From $29.70 AUDRegular priceUnit price / perSale price From $29.70 AUDVivofort | Fish Health & Gut Defense | BTAqua
Regular price From $29.70 AUDRegular priceUnit price / perSale price From $29.70 AUD -
KATRON — Potassium-Based KH Buffer | BTAqua
Regular price From $28.40 AUDRegular priceUnit price / perSale price From $28.40 AUDKATRON — Potassium-Based KH Buffer | BTAqua
Regular price From $28.40 AUDRegular priceUnit price / perSale price From $28.40 AUDKATRON — Potassium-Based KH Buffer | BTAqua
Regular price From $28.40 AUDRegular priceUnit price / perSale price From $28.40 AUD
Collection: Treatments And Supplements
AQUARIUM & AQUACULTURE CHEMICALS
USP-grade and laboratory-purity chemicals trusted by professionals for maintaining optimal water quality, balanced nutrients, and thriving aquatic life in systems of every scale.
ENGINEERED FOR PURITY
Every product in this collection meets or exceeds strict purity standards for safe and effective use in sensitive aquatic environments.
USP & Laboratory-Grade
Every product meets or exceeds strict purity standards, ensuring safe and effective use in sensitive aquatic environments where water chemistry precision matters.
Versatile Applications
From routine water conditioning and mineral descaling to plant nutrition and therapeutic tannin extraction — our chemicals serve both hobbyists and commercial operations.
Trusted Quality
Designed for professionals and enthusiasts alike. Whether you're dosing carbon, managing alkalinity, or performing a deep clean, our collection has you covered.
THE BTA DIFFERENCE
Australian Owned
All products stocked and shipped from our Queensland facility with full local support.
Fast Reliable Shipping
Orders dispatched promptly across Australia so your systems stay on schedule.
Expert Guidance
Need help with dosing or product selection? Our team knows aquaculture chemistry inside-out.
READY TO OPTIMISE YOUR WATER?
Browse our full range of pure-grade chemicals below and achieve crystal-clear water, balanced nutrients, and thriving aquatic life.
Talk To Our Team



