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Properties of substance:

sodium tungstate dihydrate

Group of substances:

inorganic

Physical appearance:

colorless rhombic crystals

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

H4Na2O6W

Structural formula as text:

Na2WO4 * 2H2O

Molar/atomic mass: 329.85

Decomposition temperature (°C):

100

Solubility (g/100 g of solvent):

ethanol: insoluble [Ref.]
water: very soluble [Ref.]

LD50 (mg/kg):

204 (rats, intraperitoneal)
145 (mice, intraperitoneal)

References:

  1. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 12ed., Vol. 1-5. - Wiley, 2012. - pp. 4052
  2. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 164-165 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru