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Properties of substance:
aluminum sulfate octadecahydrate
Group of substances:
inorganic
Empirical formula (Hill's system for organic substances):
H
3
6
Al
2
O
3
0
S
3
Structural formula as text:
Al2(SO4)3 * 18H2O
Molar/atomic mass: 666.426
Decomposition temperature (°C):
86.5-420
Solubility (g/100 g of solvent):
water
: 86.85 (0°C) [
Ref.
]
water
: 95.8 (10°C) [
Ref.
]
water
: 107.35 (20°C) [
Ref.
]
water
: 127.6 (30°C) [
Ref.
]
water
: 167.6 (40°C) [
Ref.
]
water
: 201.4 (50°C) [
Ref.
]
water
: 262.6 (60°C) [
Ref.
]
water
: 348.2 (70°C) [
Ref.
]
water
: 1132 (100°C) [
Ref.
]
Reactions:
Yeild 81%. [
Ref.1
]
Al
2
(SO
4
)
3
* 18H
2
O + 6CH
3
COCH
2
COCH
3
+ 6NH
3
→ 2Al(CH
3
COCH=C(CH
3
)O)
3
+ 3(NH
4
)
2
SO
4
+ 18H
2
O
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
-8900 (s)
LD
50
(mg/kg):
61 (rats, intraperitoneal)
997 (mice, intraperitoneal)
References:
Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 11ed. - Wiley-interscience, 2004. - pp. 137
Perry D.L. Handbook of Inorganic Compounds. - 2nd ed. - CRC Press, 2011. - pp. 13
Лидин Р.А., Андреева Л.Л., Молочко В.А. Константы неорганических веществ. - М.: Дрофа, 2006. - pp. 76 [Russian]
Химическая технология неорганических веществ. - Кн.1, под ред. Ахметова Т.Г. - М.: Высшая школа, 2002. - pp. 316 [Russian]
Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 29 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru
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