pH Adjusters

Explore our reviews of pH adjusters, essential products for growers, aquarium enthusiasts, and hydroponic hobbyists who need precise control over water and nutrient solution acidity. From pH Up and pH Down solutions to buffering agents, we help you find the most reliable, easy-to-use options for healthier plants and thriving aquatic environments.

Clearwater pH Plus Increaser

• Format: Fine granules that dissolve quickly when pre-dissolved in...
• Net Weight: 1 kg resealable tub, suitable for multiple treatments dep...
• Compatibility: Suitable for hot tubs, spas, inflatable pools, and above-...

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Vitalink pH Test Kit

• Kit Contents: Includes pH test solution, pH Up solution, and pH Down so...
• Volume: 250ml total solution capacity across included bottles
• pH Range: Tests and adjusts pH across the typical growing range sui...

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BioBizz Bio pH- Down

• Volume: 250ml bottle, suitable for small to medium-scale grows
• Active Ingredient: Citric acid sourced from natural, organic materials
• Function: Lowers and adjusts pH levels in nutrient solutions and gr...

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pH Plus Increaser Granules 5kg

• Weight: 5kg tub, suitable for ongoing seasonal use or multiple tr...
• Function: Raises and stabilises pH levels in pool and spa water to ...
• Format: Fast-dissolving granules for easy measuring and application

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Hexeal pH Plus & Minus Kit

• Contents: 1kg pH Plus (raises pH) and 1.5kg pH Minus (lowers pH) in...
• Active Ingredients: Sodium carbonate in pH Plus; sodium bisulphate in pH Minus
• Compatibility: Suitable for all swimming pools, hot tubs, and spas

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Zagosa pH Minus Granules

• Weight: 1.5kg resealable tub
• Form: Fast-dissolving granules for easy dosing and application
• Function: Lowers pH and total alkalinity in pool and spa water

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Mystic Moments TEA 99% Liquid

• Purity: 99% pure Triethanolamine (TEA) in liquid form
• Weight: 500g
• Function: pH adjustment, stabilisation, and emulsification aid in c...

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Yewhick pH Up and Down Kit

• Contents: Two 8.4 oz bottles included — one pH Up (base) and one ...
• Compatibility: Suitable for use with hydroponic systems, aquaponics, res...
• Formula Type: Liquid concentrate; pH Up uses a base compound, pH Down u...

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