A lo-p1 gasohne sample IS added to 590 ~1 of a modlfymg matnx composed of 15 g I-' mercury(H), 0 50 M nitric acid and 1% (v/v) Trlton X-100 m 90% ethanol Tetraethyl-and/or tetramethyllead (TEL and TML, respectively) are reduced and simultaneously amalgamated on a glassy carbon electrode employmg a p
Simplified stripping potentiometry methodology: Application to the determination of lead in wine
β Scribed by Daniel Jagner; Lars Renman; Yudong Wang
- Publisher
- John Wiley and Sons
- Year
- 1993
- Tongue
- English
- Weight
- 545 KB
- Volume
- 5
- Category
- Article
- ISSN
- 1040-0397
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
A computerized system for potentiometric stripping analysis made o f commercially available components with corresponding software is described. Application t o the determination o f lead in wines and vinegars is also reported. \* ASYST is 3 specilk software from Macmill:in softw:ire.
A procedure for the determination of chromium in wine by differential pulse adsorptive stripping voltammetry (DPAdSV), using different complexing agents (TTHA, DTPA and Cupferron), has been optimized. The selection of the experimental conditions was made using experimental design methodology. Under