Abstract
(NH4)2CO3 as absorbing solution and 5 min of reflux. Temperature during combustion was higher than 1400 °C and the residual carbon content in digest obtained after MIC was lower than 1%. Up to eight samples could be processed simultaneously and a single absorbing solution was suitable for both Br and Cl. Limit of quantification by MIC and further ICP OES determination was 12 and 6 µg g -1 for Br and Cl, respectively.
Highlights
Tobacco leaves may be used in different forms such as smoking, chewing or sniffing
In this work different cigarette tobacco samples were digested by microwave-induced combustion (MIC) and further Br and Cl determination was performed by inductively coupled plasma optical emission spectrometry (ICP OES)
A sample preparation procedure based on extraction with water in closed vessels was investigated for cigarette tobacco samples
Summary
Tobacco leaves may be used in different forms such as smoking, chewing or sniffing. All of these forms result in a number of negative side effects on human health that are well-documented.[1]. In this work different cigarette tobacco samples were digested by MIC and further Br and Cl determination was performed by ICP OES.
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