Table 1: Weight of zinc element in (a) mung and (b) gram seedling roots determined by ICP-AES.
(a)

Concentration of nano-ZnO added (ppm)Concentration of nano-ZnO determined by ICP-AES (mg/L)

02.80
2012.17
20031.18

(b)

Concentration of nano-ZnO added (ppm)Concentration of nano-ZnO determined by ICP-AES (mg/L)

02.80
112.17
200031.18