硫酸铝,十八水 [7784-31-8]
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英文名:Aluminum sulfate octadecahydrate
- 别名:Trade termforalum
- CAS号:7784-31-8 分子式:AL2(SO4)3?18H2O 分子量:666.41
P129951-500g 硫酸铝,十八水 [7784-31-8] 99.99% metals basis 500g 1185.00
P129950-100g 硫酸铝,十八水 [7784-31-8] 99.99% metals basis 100g 282.00
P129959-25g 硫酸铝,十八水 [7784-31-8] 99.99% metals basis 25g 86.00
P129952-500g 硫酸铝,十八水 [7784-31-8] ACS,98.0-102.0% 500g 76.00
P129955-500g 硫酸铝,十八水 [7784-31-8] AR,99% 500g 50.00 促销价:31.50
订货编号 | 商品名称 | 规格 | 包装 | 单价 | 促销价 | 会员价 | 数量 |
P129953-500g | 硫酸铝,十八水 [7784-31-8] | 99% metals basis | 500g | 60.00 | 45.00 | 登录可见 |
P129953-500g 硫酸铝,十八水 [7784-31-8] 99% metals basis 500g 60.00 促销价:45.00
|
P129951-500g | 硫酸铝,十八水 [7784-31-8] | 99.99% metals basis | 500g | 1185.00 | 1185.00 | 登录可见 |
P129951-500g 硫酸铝,十八水 [7784-31-8] 99.99% metals basis 500g 1185.00
|
P129950-100g | 硫酸铝,十八水 [7784-31-8] | 99.99% metals basis | 100g | 282.00 | 282.00 | 登录可见 |
P129950-100g 硫酸铝,十八水 [7784-31-8] 99.99% metals basis 100g 282.00
|
P129959-25g | 硫酸铝,十八水 [7784-31-8] | 99.99% metals basis | 25g | 86.00 | 86.00 | 登录可见 |
P129959-25g 硫酸铝,十八水 [7784-31-8] 99.99% metals basis 25g 86.00
|
P129952-500g | 硫酸铝,十八水 [7784-31-8] | ACS,98.0-102.0% | 500g | 76.00 | 76.00 | 登录可见 |
P129952-500g 硫酸铝,十八水 [7784-31-8] ACS,98.0-102.0% 500g 76.00
|
P129955-500g | 硫酸铝,十八水 [7784-31-8] | AR,99% | 500g | 50.00 | 31.50 | 登录可见 |
P129955-500g 硫酸铝,十八水 [7784-31-8] AR,99% 500g 50.00 促销价:31.50
|
化学性质
质量标准
HG/T3-929-76
项目Item 分析纯 化学纯
(AR) (CP)
含量[Al2(SO4)3•18H2O]Assay,% ≥99.0 98.0
水溶液反应Soluble reaction 合格 合格
澄清度试验Clarity 合格 合格
水不溶物lnsoluble matter in water,% ≤0.02 0.05
氯化物(Cl)Chloride,% ≤0.002 0.01
铵盐(NH4)Ammonium,% ≤0.005 0.02
铁(Fe)lron,% ≤0.003 0.01
碱金属及碱土金属(以硫酸盐计)Alkali
and earths,% ≤0.25 0.5
重金属(以Pb计)Heavy metals,% ≤0.001 0.002
品级Grade 药典级
(Ph. Eur., BP, 100-110%, 51.0-59.0% Al2(SO4)3 basis)
含量assay 100-110%
51.0-59.0% Al2(SO4)3 basis
溶剂残渣residual solvents, complies
重金属heavy metals (as Pb) ≤0.002%
铵ammonium (NH4) ≤0.003%
硫酸氢铵不沉淀物sub.not precip.b.NH4OH(SO4)
≤0.2%
pH(20 °C, 2%) 2.5-4.0
氯chloride (Cl-): ≤50 ppm
As: ≤3 ppm
Fe: ≤50 ppm
溶液外观appearance of solution complies
项目名称Item ACS Grade
含量[以已标记结晶水记]Al2(SO4)3•18H2O]Assay 98.0-102.0%
水不溶物Insoluble matter ≤0.01%
氯化物(Cl)Chloride(Cl) ≤0.005%
钙(Ca)Calcium(Ca) ≤0.01%
镁(Mg)Magnesium(Mg) ≤0.002%
钾(K)Potassium(K) ≤0.005%
钠(Na)Sodium(Na) ≤0.02%
重金属(以Pb计)Heavy metals(as Pb) ≤0.001%
铁(Fe)Iron(Fe) ≤0.002%
99.99% metals basis:
外观Appearance White Powder
X-射线衍射分析X-Ray Diffraction Conforms to Structure
纯度Purity ≥99.99% Based on Trace Metals Impurities of ICP
ICP Major Analysis Confirms Aluminum component
痕量金属分析total metallic impurities ≤200ppm by ICP Atomic emission
危险性质
用途及存储
用作制白色鞣革、纸上浆、媒染剂、净水剂、防水剂、澄清剂、石油除臭剂、沉淀剂等。
密封干燥保存。