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pH Control

General Hydroponics® PRO pH Down - 55 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 20
$2,197.29 $2,583.47 -15%
General Hydroponics® PRO pH Up - 55 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 23
$2,197.29 $2,583.47 -15%
General Hydroponics® pH Control Kit - 4-Piece - 8oz pH Up, 8oz pH Down, 1oz Indicator & Vial
In Stock: 2319
$202.32 / $16.86 per unit
(minimum purchase of 12)
General Hydroponics® PRO pH Down - 2.5 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 59
$113.25 $179.83 -37%
General Hydroponics® pH Down Liquid - 8oz - Phosphoric Acid Formula
In Stock: 851
$8.32 $11.33 -27%
General Hydroponics® PRO pH Down - 6 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 102
$253.19 $373.13 -32%
General Hydroponics® PRO pH Up - 6 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 59
$253.19 $373.13 -32%
General Hydroponics® pH Down Liquid - 32oz - Phosphoric Acid Formula
In Stock: 2835
$11.61 $16.78 -31%
General Hydroponics® pH Up Liquid - 32oz - Potassium Hydroxide & Carbonate Base
In Stock: 2029
$11.61 $16.78 -31%
General Hydroponics® PRO pH Up - 2.5 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 36
$113.25 $179.83 -37%
General Hydroponics® pH Test Indicator - 8oz - pH 4.0-8.5 Color Test Solution
In Stock: 637
$129.24 / $10.77 per unit
(minimum purchase of 12)
General Hydroponics® pH Up Liquid - 8oz - Potassium Hydroxide & Carbonate Base
In Stock: 218
$8.32 $11.33 -27%
General Hydroponics® pH Test Kit Indicator - 1oz - pH 4.0-8.5 Color Test Solution
In Stock: 2417
$169.68 / $7.07 per unit
(minimum purchase of 24)
Microbe Life Hydroponics pH DOWN, 1 qt
In Stock: 13
$16.69 $19.99 -17%
Microbe Life Hydroponics pH UP, 1 qt
In Stock: 14
$16.69 $19.99 -17%
Central Coast Garden pH Up Solution - 1 Gallon - 35% Potassium Hydroxide - Maximum Strength
In Stock: 17
$69.00 / $17.25 per unit
(minimum purchase of 4)
Biobizz Bio-PH- PH Regulator 1L pH DOWN
In Stock: 25
$24.89 $31.99 -22%
Cutting Edge Solutions® pH Down™ - 32oz - Precision Buffered pH Adjuster for Hydroponic Nutrient Solutions
In Stock: 24
$10.95 $13.99 -22%
Cutting Edge Solutions pH Up, 1 gal, case of 4
In Stock: 29
$93.74 $135.96 -31%
Biobizz Bio-PH+ PH Regulator 1L pH UP
In Stock: 32
$23.13 $29.99 -23%
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