General Hydroponics GH1514 Ph Control Kit  enlarge Brand: General Hydroponics Category: Lawn & Patio Department: Teak List Price: $24.93 Buy New: $12.99 as of 2/8/2012 18:01 PST details You Save: $11.94 (48%) In Stock New (32) from $12.99 Seller: HydroHarry's Sales Rank: 107 Number Of Items: 1 Shipping Weight (lbs): 1.5 Dimensions (in): 5.8 x 4.8 x 2.7 MPN: PC500 Model: GH1514 UPC: 793094015141 EAN: 0793094015318 ASIN: B000BNKWZY Availability: Usually ships in 1-2 business days Features:   •  General hydronics Ph control kit   •  Contains ph up which add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level   •  Contains ph down which uses food grade phosphoric acid to lower the pH to the proper level   •  Designed to work superbly in hydroponic environments as well as with both soil-less mixtures and soil grown plants   •  Measures 47.6-inch in length by 3-inch in width by 3-inch in height Similar Items: Milwaukee Instruments PH600AQ Ph Tester With 1 Point Manual Calibration HM Digital TDS-EZ Meter/Tester, Water/ppm/Purity/Filter General Hydroponics pH 7.0 Calibration Solution - 8 Oz General Hydroponics Flora Series QT - FloraGro, FloraBloom, and FloraMicro Grodan Rockwool 1.5" cubes (45/Pack) Editorial Reviews: Product Description Ph control kit contains ph up which add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level, Contains pH down which uses food grade phosphoric acid to lower the pH to the proper level and also contains pH test indicator 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. Use 3 drops per 5ml of solution. Measures 4.8-inch length by 2.7-inch width by 5.8-inch height.

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