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Properties of substance:

sodium phosphinate

Synonyms:

sodium hypophosphite

Group of substances:

inorganic

Empirical formula (Hill's system for organic substances):

H2NaO2P

Structural formula as text:

NaH2PO2

Molar/atomic mass: 87.978

Decomposition temperature (°C):

240

Solubility (g/100 g of solvent):

ethylene glycol : 33.01 (25°C) [Ref.]
propylene glycol: 9.7 (25°C) [Ref.]
water: 108.7 (15°C) [Ref.]

Electrode potential:

HPO32- + 2H2O + 2e- → H2PO2- + 3OH-, E = -1.57 V (water, 25°C)

LD50 (mg/kg):

1584 (mice, intraperitoneal)

References:

  1. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 12ed., Vol. 1-5. - Wiley, 2012. - pp. 4016-4017
  2. Лидин Р.А., Андреева Л.Л., Молочко В.А. Константы неорганических веществ. - М.: Дрофа, 2006. - pp. 140 [Russian]
  3. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 6 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru