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Properties of substance:

ammonium tetraborate tetrahydrate


Physical appearance:

colorless tetragonal crystals

Empirical formula (Hill's system):

H16B4N2O11

Structural formula:

(NH4)2B4O7 · 4H2O

Molar/atomic mass: 263.38

Destruction point (°C):

87

Solubility (g/100 g of solvent):

water: 7.27 (18°C) [Ref.]
water: 111 (90°C) [Ref.]
ethanol: insoluble [Ref.]

    References:

    1. Dean J.A. Lange's handbook of chemistry. - 1999. - pp. 3.16
    2. Справочник химика. - Т.2. - Л.-М.: Химия, 1964. - pp. 22-23
    3. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советсткая энциклопедия, 1983. - pp. 44
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru