Menu

pH Control

General Hydroponics® PRO pH Down - 55 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 27
$1,703.32 $2,583.47 -34%
General Hydroponics® pH Down Liquid - 1 Gallon - Phosphoric Acid Formula
In Stock: 2683
$19.66 $41.79 -53%
General Hydroponics® PRO pH Up - 55 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 33
$1,703.32 $2,583.47 -34%
General Hydroponics® pH Control Kit - 4-Piece - 8oz pH Up, 8oz pH Down, 1oz Indicator & Vial
In Stock: 3571
$137.28 / $11.44 per unit
(minimum purchase of 12)
General Hydroponics® pH Down Liquid - 8oz - Phosphoric Acid Formula
In Stock: 1327
$8.20 $11.33 -28%
General Hydroponics® pH Up Liquid - 1 Gallon - Potassium Hydroxide & Carbonate Base
In Stock: 2755
$19.66 $41.79 -53%
General Hydroponics® PRO pH Down - 2.5 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 82
$84.66 $179.83 -53%
General Hydroponics® PRO pH Down - 6 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 127
$189.27 $373.13 -49%
General Hydroponics® PRO pH Up - 6 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 80
$189.27 $373.13 -49%
General Hydroponics® pH Up Liquid - 32oz - Potassium Hydroxide & Carbonate Base
In Stock: 3107
$7.89 $16.78 -53%
General Hydroponics® pH Down Liquid - 32oz - Phosphoric Acid Formula
In Stock: 4292
$7.89 $16.78 -53%
General Hydroponics® pH Test Indicator - 8oz - pH 4.0-8.5 Color Test Solution
In Stock: 829
$87.72 / $7.31 per unit
(minimum purchase of 12)
General Hydroponics® pH Up Liquid - 8oz - Potassium Hydroxide & Carbonate Base
In Stock: 526
$8.20 $11.33 -28%
General Hydroponics® PRO pH Up - 2.5 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 43
$84.66 $179.83 -53%
General Hydroponics® pH Test Kit Indicator - 1oz - pH 4.0-8.5 Color Test Solution
In Stock: 2993
$114.96 / $4.79 per unit
(minimum purchase of 24)
Microbe Life Hydroponics pH DOWN, 1 qt
In Stock: 37
$16.45 $19.99 -18%
Microbe Life Hydroponics pH UP, 1 qt
In Stock: 43
$16.45 $19.99 -18%
Central Coast Garden pH Up Solution - 1 Gallon - 35% Potassium Hydroxide - Maximum Strength
In Stock: 17
$68.00 / $17.00 per unit
(minimum purchase of 4)
Cutting Edge Solutions pH Up, 1 gal, case of 4
In Stock: 5
$92.40 $135.96 -32%
Biobizz Bio-PH- PH Regulator 1L pH DOWN
In Stock: 25
$24.54 $31.99 -23%
Show other 12 products
Product filters
Free Shipping
In Stock
Price
$
–
$
  • $4
  • $1704
Shop Owner
Brand
Best Sellers