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Fosforečnan
Chemický názov: Fosforečnan
Molekulárny vzorec: Nie2Po4; Nie2Po4H2O; Nie2Po4· 2h2O
Molekulová hmotnosť: Bezvodý: 120,1, monohydrát: 138.01, dihydrát: 156.01
Cas: Bezvodý: 7558-80-7, monohydrát: 10049-21-5, dihydrát: 13472-35-0
Znak: Biely kostrový kryštál alebo prášok bieleho kryštálu, ľahko rozpustný vo vode, takmer nerozpustný v etanole. Jeho roztok je kyslý.
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