General Hydroponics® pH Test Kit

Marsoni

M251S

$11.96

Get it in 3 business days with 1 day shipping. Friday, May 29

General Hydroponics® pH Test KitGeneral Hydroponics pH Test Kits make pH testing easy. Simply fill a test tube halfway with nutrient, add a few drops of pH Test Indicator and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to expensive electronic meters because of its reliability and ease of use, which are important factors when the health of a valuable crop is at stake. Use 3 drops per 5ml of solution.

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Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
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I’ve been consistently purchasing this Hiipoo sublimation ink for my sublimation printers, and I’ve been extremely pleased with the results. The print quality is excellent, with vibrant colors and clean transfers every time. What I really appreciate is how true the final product turns out compared to my original designs. The colors stay accurate, and the finished results look exactly the way I intended, which is very important for my projects and products. This ink has been reliable and consistent, and I will definitely continue using it for my sublimation work.

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Reviewed in the United States on April 30, 2026

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Amazon Customer

Belleville, US

★★★★★ 5

Perfect to the job

Color: 1BK/1C/1Y/1M

No issues with this ink. Used it to turn a printer into sublimation printing and the ink is perfect and easy to fill.

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Reviewed in the United States on May 29, 2026

Verified Purchase