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硫酸铵铝十二水合物,Ammonium aluminum sulfate dodecahydrate;ACS reagent, ≥98%

十二水硫酸铵铝;硫酸铝铵 十二水合物;铵明矾;十二水合硫酸铝铵;Aluminum ammonium sulfate dodecahydrate, Ammonium alum

CAS号 7784-26-1 线性分子式 AlNH4(SO4)2 · 12H2O 分子量 453.33 EINECS 编号 232-055-3 MDL number MFCD00149958 PubChem Substance ID 329755965 NACRES NB.24
制造商品牌: 西格玛 Sigma-Aldrich
货号(SKU): 402818
CAS号: 7784-26-1
MDL号: MFCD00149958
增值税发票 √ 免费货运 [顺丰 联邦] √
¥1,480.49

产品描述

General description

Ammonium aluminum sulfate dodecahydrate commonly called as ammonium alum is widely used in water purification, cosmetic formulation, fertilizers and food preservation. Its thermal decomposition has been studied.[1] It has high latent heat of 251 kJ kg-1 with a potential use in the heating system.[4] Its utility as a flame-retardant for cotton fabric has been analyzed.[2]

Application

Ammonium aluminum sulfate dodecahydratemay be used in the preparation of Alum (Al(OH)3) gel.[3]

包装

250 g in poly bottle

性质

Quality Level200
gradeACS reagent
assay≥98%
98.0-102.0% (ACS specification)
impurities≤0.005% insolubles
mp93.5 °C (lit.)
anion traceschloride (Cl-): ≤0.001%
cation tracesCa: ≤0.05%
Fe: ≤0.001%
K: ≤0.05%
Na: ≤0.01%
heavy metals (as Pb): ≤0.001%
SMILES string[Al+3].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H][N+]([H])([H])[H].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O
InChI1S/Al.H3N.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;1H3;2*(H2,1,2,3,4);12*1H2/q+3;;;;;;;;;;;;;;;/p-3
InChI keyWZUKKIPWIPZMAS-UHFFFAOYSA-K


安全信息

危害码 (欧洲) Xi
风险声明 (欧洲) 36/37/38
安全声明 (欧洲) 26-36
RIDADR NONH for all modes of transport
WGK德国 WGK 3
RTECS WS5640010
商品规格
属性名称属性值
储存温度 Storage temp.常温阴凉避光
全球实时库存 Availability √美国St. Louis ≥ 190 | 欧洲Eur. ≥ 66 | 東京Tokyo ≥ 82 | 香港与北京 ≥ 55
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