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. 2021 May 14;14(10):2566. doi: 10.3390/ma14102566

Table 1.

Content of copper, zinc, iron and arsenic ions in waste acidic scrubber liquids.

Element Copper Metallurgy Zinc Metallurgy
Content (ppm)
Cu 1–200 -
Zn - 1–300
As 2–1000 0–500
Fe 10–40 0–0.5