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This test kit measures pH from 7
Whole Wheat Flour
Keep adding small amounts of salt until the specific gravity is the value you desire
Specificationn :
Includes ball valve for regulating flow
Poly-Filter 12" x 12" Bacteria King This test kit measures pHThe POLY FILTER is for filtering and purifying both fresh and salt water aquariums. It is a formulation of a special patented material bonded to a synthetic matrix. By means of a unique proprietary process, the POLY FILTER is made impervious to salt and is also organic loving to certain materials. It can absorb and adsorb contaminants and other toxic materials found in nature or added to fresh and salt water with or without fish and invertebrates.
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