| General Hydroponics™ pH Test Kit PH TEST KIT 1OZ (24/CASE) 1 oz. test kit with test vial offers wide spectrum testing (pH 4.0 to 8.5). This concentrated solution requires only 5 drops per test.  | Manufacturer's Product Information |  | | | 2007 MSRP Each $ | 6.95 | | Case Weight | 3.07 LB | | Case Dimensions | 7.25 x 7.25 x 7.25 IN | | Case Quantity | 24 | | |