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AWWA B502-2017
Sodium Polyphosphate, Glassy (Sodium Hexametaphosphate)
This standard describes sodium polyphosphate, glassy, for use in the treatment of potable water, wastewater, and reclaimed water. This material is also known as sodium hexametaphosphate, sodium tetrapolyphosphate, and Graham’s salt
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AWWA: American Water Works Association [awwa]
