Table 2.

Elemental composition of ANS, ANS@H2O-30, ANS@H2O-90, and ANS@H2O-120

Elements	ANS (mg/kg)	ANS@H2O-30 (mg/kg)	ANS@H2O-90 (mg/kg)	ANS@H2O-120 (mg/kg)
Al	142	92	77	–
Mg	214	–	–	–
P	562	398	320	141
S	288	120	21	9
Cl	663	451	98	9
K	1771	954	168	162
Na	25,427	16,950	14,990	14,530
Ca	1524	314	250	58
Mn	6	3	2	0.78
Fe	186	47	35	23
Cu	2	0.9	0.7	0.24
Zn	7	6	2	2
As	0.43	0.2	–	–
Br	2	1	1	0.5