General Hydroponics Calibration Solutio pH Control Kit, 8 oz
General Hydroponics Calibration Solutio pH Control Kit, 8 oz
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General Hydroponics

General Hydroponics Calibration Solutio pH Control Kit, 8 oz

Key item features

  • Hydroponic Compatibility: Designed to work superbly in hydroponic environments, suitable for both soil-less mixtures and soil-grown plants
  • pH Testing: Includes a pH Test Indicator tube: Fill the test tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid
  • pH Up Solution: Contains an 8 oz bottle of pH Up, used to elevate pH levels to the desired range
  • pH Down Solution: Includes an 8 oz bottle of pH Down, formulated with food-grade phosphoric acid to lower pH levels as needed
  • Optimal Results: For optimal results, regularly discard and replace hydroponic solutions
  • Ideal pH Range: To maximize plant growth, the pH content of your nutrients should be slightly acidic, ideally between 5.5 and 6.5
  • Buffered Formulas: General Hydroponics nutrient products are pH buffered, minimizing pH maintenance issues
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Sold and shipped by MKE Distribution
4.7745098039215685 stars out of 5, based on 102 seller reviews(4.8)
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Customer ratings & reviews

4.7 out of 5 stars
stars
112 ratings51 reviews
How item rating is calculated
  1. 5 stars77% (86)
  2. 4 stars18% (20)
  3. 3 stars3% (3)
  4. 2 stars2% (2)
  5. 1 star1% (1)

Reviews summary

Pros

  • : Simple kit for quick soil analysis.

Neutral

  • : Can thrive with proper care, but may struggle with neglect.
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Showing 1-3 of 51 reviews

Mar 31, 2025
Adam
Top Reviewer
Sold and shipped byMKE Distribution
5 out of 5 stars review

Verified Purchase

For PH Balance, GH is The standard

Its not expensive and its simplistic to use, comes with some tests strips if you dont have a digital meter. did the job like it was meant too without issue.

Helpful?1MO4B7K6VW6J17435060
Feb 15, 2026
Scott
Sold and shipped byMKE Distribution
5 out of 5 stars review

Verified Purchase

best ever

great item would recommend anyone

Helpful?1MO4B7K6VW6J17435060
Jan 18, 2026
Dale
Sold and shipped byMKE Distribution
5 out of 5 stars review

Verified Purchase

the products work great they do the job for all my plants thank you

Helpful?1MO4B7K6VW6J17435060