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Differences between silica and silica-alumina gels II. A proposed mechanism for the gelation and syneresis of these gels

✍ Scribed by C.J Plank

Publisher: Elsevier Science
Year: 1947
Weight: 761 KB
Volume: 2
Category: Article
ISSN: 0095-8522
DOI: 10.1016/0095-8522(47)90044-5

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📜 SIMILAR VOLUMES

Differences between silica and silica-al

Differences between silica and silica-alumina gels I. Factors affecting the porous structure of these gels

✍ C.J Plank; L.C Drake 📂 Article 📅 1947 🏛 Elsevier Science ⚖ 709 KB

Thioacetamide chemically immobilized on

Thioacetamide chemically immobilized on silica gel as a solid phase extractant for the extraction and preconcentration of copper(II), lead(II), and cadmium(II)

✍ Zeng Hong Xie; Fa Zhi Xie; Liang Qia Guo; Xu Cong Lin; Guo Nan Chen 📂 Article 📅 2005 🏛 John Wiley and Sons 🌐 English ⚖ 914 KB

## Abstract Thioacetamide immobilized on silica gel was prepared via the Mannich reaction. The extraction and enrichment of copper(II), lead(II), and cadmium(II) ions from aqueous solutions has been investigated. Conditions for effective extraction are optimized with respect to different experiment

Application of silica gel 60 loaded with

Application of silica gel 60 loaded with Aspergillus niger as a solid phase extractor for the separation/preconcentration of chromium(III), copper(II), zinc(II), and cadmium(II)

✍ Sıtkı Baytak; Ali Rehber Türker; Bekir Sıtkı Çevrimli 📂 Article 📅 2005 🏛 John Wiley and Sons 🌐 English ⚖ 227 KB

Sorption properties of silica gel 60 loaded with fungi cells characterized as Aspergillus niger were evaluated for trace enrichment of Cr(III), Cu(II), Zn(II), and Cd(II) from various water samples prior to the description of flame atomic absorption spectrometric analysis. The proposed SPE method is