International Journal of Analytical Chemistry / 2020 / Article / Fig 1

Research Article

Experimental and Theoretical Study on the False Positive of Monomethyltin Determination in Toys Based on Gastric Juice Migration

Figure 1

(a) Extracted ion chromatogram of ion 193 and (b) mass spectrum at tR = 4.5 min. TEMT: triethylmethyltin and TPMT: tripropylmethyltin (internal standard).
(a)
(b)

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.