Aquarium pH Adjusters, Buffers & Water Chemistry Supplies

Compare aquarium pH adjusters and buffers at The Tech Den Australia, including acid and alkaline buffers, neutral regulators and species-specific formulas. This collection also includes mineral salts, trace supplements, selected shrimp substrates, pH meter calibration solution and a pH controller.

Explore aquarium buffers and regulators

Seachem Acid Buffer and Alkaline Buffer, alongside Acid Regulator, Alkaline Regulator and Neutral Regulator formulas.
Species-focused products such as Malawi/Victoria Buffer, Tanganyika Buffer, Discus Buffer, Gold Buffer, Axolotl Buffer and Arowana Buffer.
Betapet pH Up and Continuum Aquatics Flora Viv KH+ for their stated pH or alkalinity applications.
Seachem Aquavitro Balance for its specific reef-water application.

Different products, different purposes

Mineral salts and trace supplements, including Cichlid Lake Salt, Cichlid Trace, Discus Trace, Gold Salt and Gold Trace, have different roles from pH buffers. Check the individual product's purpose rather than treating every water chemistry supplement as a pH adjuster.

The Dymax pH Buffer 4.0 solution is for calibrating pH meters, not for dosing aquarium water. The Eheim pHcontrol+e is monitoring and CO2-control equipment; check its installation requirements and included components. Shrimp peat and scoria are substrate products, not interchangeable liquid or powdered buffers.

Choose with water testing in mind

Compare the intended livestock, freshwater or marine application, and current label instructions before selecting a formula. Check pH alongside carbonate hardness or alkalinity (KH) and general hardness (GH) where relevant. There is no single pH target for every aquarium, and a buffer is not a substitute for understanding your source water and livestock requirements.

Follow the manufacturer's directions for preparation, dosage and retesting. Avoid abrupt adjustments or combining products without checking compatibility. Powder and liquid versions can have different instructions, so confirm the exact formula and pack size before use.