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pH Control

General Hydroponics PRO pH Down pH Adjuster - Non-Mineral and Non-Corrosive - 55 Gal
In Stock: 20
$2,037.72 $2,583.47 -21%
General Hydroponics PRO pH Down pH Adjuster - Non-Mineral and Non-Corrosive - 2.5 Gal
In Stock: 34
$117.09 $179.83 -35%
General Hydroponics pH Control Kit - 4-Piece - 8 Oz pH Up, 8 Oz pH Down, 1 Oz Indicator and Vial
In Stock: 432
$240.36 / $20.03 per unit
(minimum purchase of 12)
General Hydroponics PRO pH Up pH Adjuster - Non-Mineral and Non-Corrosive - 55 Gal
In Stock: 22
$2,037.72 $2,583.47 -21%
General Hydroponics PRO pH Down pH Adjuster - Non-Mineral and Non-Corrosive - 6 Gal
In Stock: 87
$240.89 $373.13 -35%
General Hydroponics PRO pH Up pH Adjuster - Non-Mineral and Non-Corrosive - 6 Gal
In Stock: 37
$240.89 $373.13 -35%
General Hydroponics PRO pH Up pH Adjuster - Non-Mineral and Non-Corrosive - 2.5 Gal
In Stock: 27
$117.09 $179.83 -35%
General Hydroponics pH Down Liquid - Phosphoric Acid Formula - 32 Oz
In Stock: 1258
$13.79 $16.78 -18%
General Hydroponics pH Up Liquid - Potassium Hydroxide & Carbonate Base - 32 Oz
In Stock: 1493
$13.79 $16.78 -18%
General Hydroponics pH Test Indicator - 8 Oz - pH 4.0-8.5 Color Test Solution
In Stock: 529
$153.48 / $12.79 per unit
(minimum purchase of 12)
General Hydroponics pH Up Liquid - 8 Oz - Potassium Hydroxide and Carbonate Base
In Stock: 63
$9.78 $11.33 -14%
General Hydroponics pH Test Kit Indicator - 1 Oz
In Stock: 2177
$201.36 / $8.39 per unit
(minimum purchase of 24)
Microbe Life Hydroponics pH Down - 1 Qt
In Stock: 13
$19.21 $19.99 -4%
Microbe Life Hydroponics pH Up - 1 Qt
In Stock: 14
$19.21 $19.99 -4%
Central Coast Garden pH Up Solution - 35% Potassium Hydroxide - 1 Gal
In Stock: 13
$89.20 / $22.30 per unit
(minimum purchase of 4)
Cutting Edge Solutions pH Down - 32 Oz
In Stock: 8
$12.73 $13.99 -9%
BioBizz Bio-pH- pH Down Regulator - 1 L
In Stock: 25
$25.20 $31.99 -21%
Cutting Edge Solutions pH Up - 1 Gal - Case of 4
In Stock: 30
$96.92 $135.96 -29%
BioBizz Bio-pH+ pH Up Regulator - 1 L
In Stock: 30
$23.46 $29.99 -22%
BioBizz Bio-pH- pH Down Regulator - 5 L
In Stock: 3
$94.14 $129.99 -28%
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