硫酸铝十八水合物，Aluminum sulfate octadecahydrate；puriss., meets analytical specification of Ph. Eur., BP, 100-110%, 51.0-59.0% Al2(SO4)3 basis

图片 硫酸铝十八水合物，Aluminum sulfate octadecahydrate；puriss., meets analytical specification of Ph. Eur., BP, 100-110%, 51.0-59.0% Al2(SO4)3 basis
十八水硫酸铝；十八水合硫酸铝； Aluminum sulfate hydrate；线性分子式: Al2(SO4)3 · 18H2O CAS号: 7784-31-8 分子量: 666.43 EC 号: 233-135-0 PubChem化学物质编号: 24846984 NACRES: NA.21
制造商品牌: 西格玛 Sigma-Aldrich
货号（SKU）: 11044
CAS号: 7784-31-8
MDL号: MFCD00149136
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¥906.08

说明

硫酸铝十八水合物（Al2（SO4）3.18H2O）是一种水合铝盐。它在化学反应过程中用作催化剂和交联剂。硫酸铝十八水合物也用作饮用水和废水处理厂净化中的凝固剂/絮凝剂。它也用于造纸工业的施胶。

一般描述

Aluminum sulfate octadecahydrate (Al2(SO4)3.18H2O) is a hydrated aluminum salt. It is used as a catalyst and cross-linker during chemical reactions. Aluminum sulfate octadecahydrate is also used as a coagulating agent/flocculating agent in the purification of drinking water and wastewater treatment plants. It is also used in the paper industry for sizing.
 

应用

Aluminum sulfate octadecahydrate is used:
  • As a trace water source in the synthesis of cancrinite zeolite from geophagic clay.
  • In the solvent free synthesis of ZSM-5 Zeolites from rice husk silica.
  • In the preparation of polymeric metal complex dyes.

 

属性

质量水平

200

等级

puriss.

测定

100-110%

形式

crystals or chunks

质量

meets analytical specification of Ph. Eur., BP

浓度

51.0-59.0% Al2(SO4)3

杂质

residual solvents, complies
≤0.002% heavy metals (as Pb)
≤0.003% ammonium (NH4)
≤0.2% sub.not precip.b.NH4OH(SO4)

pH值（酸碱度）

2.5-4.0 (20 °C, 2%)

痕量阴离子

chloride (Cl-): ≤50 mg/kg

痕量阳离子

As: ≤3 mg/kg
Fe: ≤50 mg/kg

适用性

complies for appearance of solution

SMILES string

O=S(O)(O)=O.[AlH2][AlH2].O

InChI

1S/2Al.3H2O4S.9H2O/c;;3*1-5(2,3)4;;;;;;;;;/h;;3*(H2,1,2,3,4);9*1H2/q2*+3;;;;;;;;;;;;/p-6

InChI key

KFCWRPFNNIEZRY-UHFFFAOYSA-H

 

安全信息

象形图

Corrosion
GHS05

警示用语：

Danger

危险声明

H290 - H314

危险分类

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

储存分类代码

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 1

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