Economic and Environmental Geology

Indexed in /covered by CAS, KoreaScience & DOI/Crossref:eISSN 2288-7962   pISSN 1225-7281

Fig. 2.

Download original image
Fig. 2. Extraction ratio of the heavy metals with the studied single extraction methods over aqua regia (AR) extraction. Refer to the text for each symbol.
Econ. Environ. Geol. 2021;54:259-69
© 2021 Econ. Environ. Geol.