天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

ChemicalBook >> journal list >> International Journal of Materials Research >>article
International Journal of Materials Research

International Journal of Materials Research

IF: 0.7
Download PDF

Optimization of the extraction of aluminum sulfate and ammonium aluminum sulfate alums from aluminum dross tailings

Published:1 April 1998 DOI: 10.1557/JMR.1998.0149
M. A. Mohamed,?M. Kassim,?E. A. El-Katatny

Abstract

Aluminum dross tailings, an industrial waste from the Egyptian Aluminium Company (Egyptalum), were used to produce two types of alums, namely, aluminum sulfate alum and ammonium aluminum alum via two separate processes. The first process involved leaching the impurities using dilute H_2SO_4 at different solid/liquid ratios and temperatures in the form of soluble sulfates. Some dissolved aluminum was recovered as ammonium aluminum sulfate. The second process involved extraction of aluminum sulfate from the purified dross produced after leaching. This was carried out under atmospheric pressure using different concentrations of H_2SO_4. Influence of temperature, time of reaction, and acid concentration on leaching and extraction processes were studied. X-ray diffraction, atomic absorption spectrometry, and thermal analysis techniques were used.

Substances (3)

Related products
Procduct Name CAS Molecular Formula Supplier Price
Aluminum sulfate 10043-01-3 Al2O12S3 458 suppliers $16.80-$1482.65
Aluminum ammonium sulfate 7784-25-0 AlH4NO8S2 235 suppliers Inquiry
Aluminum sulfate 18475-35-9 AlH7O5S 4 suppliers $269.00-$269.00

Similar articles

IF:6.8

Effects of Korean Red Ginseng marc with aluminum sulfate against pathogen populations in poultry litters

Journal of Ginseng Research Tae Ho Chung , Chul Park ,etc Published: 1 October 2015
IF:5.8

Organic carbon content and humus composition after application aluminum sulfate and rice straw to soda saline-alkaline soil

Environmental Science and Pollution Research Xingmin Zhao, Menglong Zhu,etc Published: 14 July 2018
IF:5.3

Electrodeposition of purified aluminum coatings from dimethylsulfone–AlCl3 electrolytes with trimethylamine hydrochloride

Surface & Coatings Technology Masao Miyake, Hiroshi Motonami,etc Published: 25 May 2012