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Salt & Additives

Alkalin8.3 (250ml, 500ml) pH buffer/Alkalinity Supplement

$8.99

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Product details

Product details

Alkalin8.3 (250ml, 500ml) pH buffer/Alkalinity Supplement is a marine aquarium alkalinity (carbonate hardness) and pH stabilizer formulated as a multi-component automatic buffer. In reef systems, alkalinity is consumed over time, which can lead to greater pH swings; Alkalin8.3 is designed to replenish alkalinity and help drive and maintain pH toward 8.3. It provides carbonates used for maintaining a stable buffering system, supporting the chemical balance reef-building organisms rely on for aragonite skeletal material.

Features:

  • Raises alkalinity (KH) to support pH stability in marine aquaria
  • Automatically buffers pH toward 8.3, then continues increasing alkalinity while keeping pH at target
  • Helps reduce pH/KH instability that can result from poor salt mixes and less effective single-ingredient buffering products
  • Supplies a source of carbonates, which are a major component of aragonite (reef skeletal mineral)
  • Free of phosphates, silicate, and organic material
  • Designed as a multi-component buffer rather than a single chemical KH booster

Specifications:

  • Product name (shop listing): Alkalin8.3 (250ml, 500ml) pH buffer/Alkalinity Supplement
  • Sizes available: 250ml; 500ml
  • Target pH behavior: Adjusts pH to 8.3 and keeps pH unchanged once 8.3 is reached while alkalinity continues to increase
  • Maximum recommended daily addition (basic guidance): Up to 5 ml (1 capful) per 30 US-gallons daily
  • Basic dosing guidance: Dose daily until desired alkalinity is reached, then dose daily or weekly as needed to maintain alkalinity
  • Advanced dosing conversion (measured effect): Each ml increases alkalinity by 3.1 dKH in 1 US-gallon of water
  • Maintenance range guidance: Recommended to maintain alkalinity between 7–12 dKH (with a goal of about +/-1 dKH stability)
  • Free from: Phosphates, silicate, and organic material

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