Table 2

Analysis data of ICP-AES.

Characteristics Result (ppm)
Lead as Pb < 0.0010
Cadmium as Cd 0.0021
Zinc as Zn 0.0877
Iron as Fe 0.0408
Copper as Cu < 0.0010
Arsenic as As < 0.0010
Mercury as Hg < 0.0002

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