Other Definitions
trisodium phosphate (dict)
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Trisodium PhosphateTrisodium phosphate, available at most hardware stores in white powder form, is a cleaning agent and degreaser, commonly used to prepare surfaces for painting (household), sold as 'TSP'. It can also be called trisodium orthophosphate and has the chemical formula Na3PO4. It is a highly water-soluble ionic salt. Solutions of it dissolved in water have an alkaline pH. It can also be found as a food additive: buffer agent, emulsifier, nutrition enlargement agent and metal-chelating agent. In these uses it may be known as simply sodium phosphate.
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