基本信息
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硫酸高铁铵十二水
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7783-83-7
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十二水合硫酸高铁铵；水；硫酸铁铵十二水；铁铵矾
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Fe.H3N.2H2O4S.12H2O
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482.18
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Sulfuric acid, ammoniumiron(3+) salt (2:1:1), dodecahydrate (8CI,9CI)
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233-382-4
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1.71
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Ammoniumferric disulfate dodecahydrate; Ammonium iron disulfate dodecahydrate; Ammoniumiron sulfate ((NH4)Fe(SO4)2) dodecahydrate; Ammonium iron sulfate(NH4Fe(SO4)2.12H2O); Ammonium iron(3+) disulfate dodecahydrate; Ferric ammoniumalum (FeNH4(SO4)2.12H2O); Ferric ammonium sulfate dodecahydrate; Monoammoniumferric sulfate dodecahydrate
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39-41°C(lit.)
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230 °C
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详细信息
Cas号 7783-83-7
分子式 H4FeNO4S2·12H2O
分子量 482.20
别名 硫酸高铁铵Ammonium iron(III) sulfate dodecahydrate
无色至淡紫色透明八面形结晶,无气味,有收敛酸味。有风化性。易溶于水,几乎不溶于醇。0.1mol/L水溶液pH为2.5。230℃失去12分子结晶水。有刺激性。
密度:1.71
熔点: 37℃
折光率:1.4854 GB/T 1279-89
项目Item 分析纯化学纯
(AR)(CP)
含量［NH4Fe(SO4)2·12H2O)Assay,% ≥99.0 98.0
水不溶物Insoluble matter in water,%≤0.0050.015
氯化物(Cl)Chloride,% ≤0.0005 0.005
硝酸盐(NO3)Nitrate,% ≤0.01 0.02
钠(Na)Sodium,% ≤0.01 0.05
镁(Mg)Magnesium,%≤0.01 0.05
钾(K)Potassium,% ≤0.01 0.05
锰(Mn)Manganese,%≤0.005 --
亚铁(Fe)Ferrous,%≤0.0010.005
铜(Cu)Copper,% ≤0.0020.01
锌(Zn)Zinc,% ≤0.0030.01
铅(Pb)Lead,% ≤0.001 --
ACS级
项目名称ItemACS Grade
含量[Fe(SO4)2NH4·12H2O]Assay98.5-102.0%
水不溶物Insoluble matter in water≤0.01%
氯化物(Cl)Chloride ≤0.001%
硝酸盐(NO3)Nitrate ≤0.01%
钙(Ca)Calcium≤0.01%
铜(Cu)Copper ≤0.003%
镁(Mg)Magnesium≤0.005%
钾(K)Potassium ≤0.005%
钠(Na)Sodium ≤0.02%
锌(Zn)Zinc ≤0.003%
亚铁盐(Fe2+)FerrousPasses test
