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APHA Water Quality Testing Solutions from Spectrum are certified solutions. These items meet the ASTM D1209 standards for use in water and waste water treatment facilities to determine the concentration of dissolved and particulate materials. Spectrum Chemical manufactured APHA Water Quality Testing Solutions meet the toughest regulatory standards for quality and purity.
Oxalic Acid, 7.5 Percent (w/v) Aqueous Solution, For Silica, APHA, is a certified American Public Health Association's (APHA) solution for the determination of Silica. As an APHA certified ...
Oxalic Acid, 5 Percent (w/v) Solution
Oxalic Acid, 7.5 Percent (w/v) Aqueous Solution, For Silica, APHA