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Table 2 EDS analysis (atomic %) of precipitates at pH 10

From: Recovery of cobalt and copper from single- and co-contaminated simulated electroplating wastewater via carbonate and hydroxide precipitation

System

Co (%)

Cu (%)

C (%)

O (%)

Co/CO3

19.9

–

20.7

59.4

Cu/CO3

–

21.7

23.2

55.1

Co-Cu/CO3

11.0

12.6

14.7

59.7

CoOH

25.1

–

10.6

64.3

CuOH

–

31.7

16.1

52.3

Co-Cu/OH

12.2

13.2

11.1

63.4

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Sustainable Environment Research

ISSN: 2468-2039

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