... Zinc 10 .7 0 57.5 49 .1 849 2, 912 Cadmium 9 0 4.7 0 0. 71 15.4Lead 0 0 0 0 323 1, 270Copper 0 4.8 10 0 233 1, 900Iron 55.7 28 ,12 0 710 10 ,400 60 ,15 0 20,670Manganese 622,200 39.2 358 44.4 2 91 13,4 41 Calcium ... Valenton.020406080 10 0ZnCdZnCd 510 15 510 15pH% adsorbed% adsorbed(a)9080706050403020 10 0pH(b)4268% adsorbed4035302520 15 10 5 0pH(c)ZnCd 413 1/frame/C 01 Page 11 Friday, July 21, 2000 5:00 PM© 20 01 by ... 13 ,4 41 Calcium 77 0 6 ,15 0 10 ,10 6 5,233 77,300Magnesium 6.2 0 6,500 1, 097 5 ,17 5 4,334 413 1/frame/C 01 Page 8 Friday, July 21, 2000 5:00 PM© 20 01 by CRC Press LLC 18 Environmental Restoration of Metals–Contaminated...