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AN-T-140

Automatic photometric determination of lead using the Optrode


Resumo

Lead is determined at pH 4 to 5 using back titration with zinc sulfate. Xylenol orange is used as an indicator for visualization of the equivalence point. The equivalence point is detected with the Optrode at a wavelength of 574 mm.
 

Contato

Metrohm Portugal

R. Frei Luis de Granada 14G
1500-680 Lisboa

Contato