Soil type	Amount of CIGS TFSP added (%)
Commercial soil	0%	2.5%	5%	7.5%	10%
Zn	40 ± 0.80^d	40.24 ± 3.63^d	58.29 ± 2.19^c	69.74 ± 6.49^b	82.03 ± 3.10^a
Ni	10.80 ± 0.31^e	17.80 ± 0.54^d	42.30 ± 1.92^c	89.00 ± 7.04^b	137.00 ± 10.85^a
Al	91.00 ± 2.47^d	141.34 ± 11.74^bc	164.41 ± 8.24^b	264.74 ± 22.32^a	276.09 ± 21.75^a
Cr	7.04 ± 0.17^b	8.18 ± 0.68^a	8.04 ± 0.21^a	8.65 ± 0.45^a	8.37 ± 0.133^a
Ga	3.15 ± 0.27^c	3.95 ± 0.35^c	4.56 ± 0.43^bc	5.92 ± 0.11^a	5.15 ± 0.17^b
Pb	4.03 ± 0.36^b	4.82 ± 0.33^b	6.81 ± 0.51^a	6.91 ± 0.63^a	4.22 ± 0.12^b
Cu	12.05 ± 0.64^c	12.28 ± 0.81^c	35.65 ± 1.79^b	36.76 ± 2.13^ab	38.95 ± 0.89^a
In	6.60 ± 0.25^e	8.50 ± 0.69^d	10.30 ± 0.29^c	11.20 ± 0.41^b	16.50 ± 0.38^a
Mollisol	0%	2.5%	5%	7.5%	10%
Zn	28.15 ± 1.68^e	44.16 ± 3.66^d	69.44 ± 6.18^c	90.55 ± 1.13^b	131.65 ± 4.82^a
Ni	2.80 ± 0.26^e	5.05 ± 0.07^d	7.45 ± 0.46^c	12.05 ± 0.2^b	13.56 ± 0.36^a
Al	137.09 ± 4.40^d	203.63 ± 4.01^c	218.60 ± 8.77^b	293.13 ± 9.82^a	281.14 ± 9.83^a
Cr	13.45+0.79^c	14.01 ± 0.78^bc	15.67 ± 1.11^abc	16.09 ± 0.89^ab	16.99+1.08^a
Ga	9.50 ± 0.95^b	10.025 ± 0.87^b	12.34 ± 0.68^a	13.30 ± 1.14^a	13.99 ± 0.11^a
Pb	27.10 ± 2.60^b	26.05 ± 0.44^b	29.70 ± 0.27^ab	31.76 ± 2.24^a	32.71 ± 1.67^a
Cu	18.80 ± 0.48^e	27.70 ± 1.37^d	30.81 ± 1.28^bc	31.83 ± 1.66^b	37.74 ± 1.06^a
In	1.41 ± 0.13^e	2.64 ± 0.06^c	2.91 ± 0.08^b	2.49 ± 0.2^d	3.61 ± 0.29^a
Oxisol	0%	2.5%	5%	7.5%	10%
Zn	95.50 ± 4.17^a	56.11 ± 3.73^d	74.01 ± 6.12^c	83.65 ± 4.2^b	91.56 ± 9.15^ab
Ni	20.42 ± 0.48^c	20.10 ± 0.69^c	30.53 ± 2.45^b	45.34 ± 3.33^a	43.74 ± 3.38^a
Al	156.70 ± 6.48^c	167.80 ± 1.75^bc	170.80 ± 14.07^bc	184.10 ± 15.14^b	234.70 ± 18.95^a
Cr	18.53 ± 1.53^a	16.96 ± 0.016^c	17.05 ± 0.92^bc	18.50 ± 0.29^a	18.40 ± 1.47^ab
Ga	2.05 ± 0.03^c	1.93 ± 0.02^c	3.21 ± 0.08^b	3.29 ± 0.10^b	12.39 ± 1.06^a
Pb	193.60 ± 2.15^a	162.55 ± 3.10^c	158.93 ± 10.76^c	157.29 ± 13.86^c	171.97 ± 15.35^b
Cu	294.30 ± 19.10^c	279.63 ± 26.72^c	348.36 ± 7.08^b	370.63 ± 32.72^a	379.79 ± 1.23^a
In	5.28 ± 0.50^bc	5.20 ± 0.13^c	5.67 ± 0.56^b	9.84 ± 0.33^a	9.99 ± 0.08^a