𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Chromotrope 2B as a chromogenic agent for the photometric determination of the rare earths

✍ Scribed by Arun K. Dey; Satendra P. Sangal; Surendra N. Sinha; Kailash N. Munshi

Publisher
Elsevier Science
Year
1965
Tongue
English
Weight
222 KB
Volume
9
Category
Article
ISSN
0026-265X

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

On-line preconcentration of aluminium wi
On-line preconcentration of aluminium with immobilized Chromotrope 2B for the determination by flame atomic absorption spectrometry and inductively coupled plasma mass spectrometry
✍ A. Martín-Esteban; P. Fernández; C. Pérez-Conde; A. Gutiérrez; C. Cámara 📂 Article 📅 1995 🏛 Elsevier Science 🌐 English ⚖ 437 KB

A new and rapid on-line preconcentration and matrix separation method is described for the determination of aluminium by flame atomic absorption spectrometry (FAAS) and inductively coupled plasma mass spectrometry (ICP-MS). The method is based on selective retention of aluminium in a microcolumn pac

Aluminium and rare earths alkoxides as i
Aluminium and rare earths alkoxides as initiators for the heterogeneous anionic coordinated polymerisation of propylene oxide. A 1H NMR approach of the regioselectivity and transfer ability of the catalytic system
✍ Véronique Jacquier-Gonod; Marie-France Llauro; Thierry Hamaide 📂 Article 📅 2000 🏛 John Wiley and Sons 🌐 English ⚖ 119 KB 👁 1 views

Scheme 1: aand b-ring opening of the propylene oxide. The b-attack leads to inverted units in the polymer chain

Mercaptoethanesulphonic acid as a protec
Mercaptoethanesulphonic acid as a protecting and hydrolysing agent for the determination of the amino acid composition of proteins using an elevated temperature for protein hydrolysis
✍ János Csapó; Zsuzsanna Csapó-Kiss; Staffan Folestad; Anna Tivesten 📂 Article 📅 1994 🏛 Elsevier Science 🌐 English ⚖ 574 KB

## Mercaptoethanesulphonic acid (ME!%OH) (3 M) was used for the hydrolysis of different samples (pure proteins, free tryptophan and milk powder with a high sugar content). Different temperatures (160, 170 and 180°C) and time periods (15-90 min) were compared under standard conditions to minimize s