Experimental Research on Mechanical Property and Environmental Safety of an Industrial Residue Waste Subgrade Material

Table 6

Chemical composition analysis of SOF leachates.

Test items	Contents	Standard
Concentration of cations and anions	Na^+, K^+, Ca^2+, Mg^2+, NH3-N, Cl^−, , , , F^−,	Surface water (Class I)
		Ground water (Class I)
Concentration of trace elements	Al, As, Ba, Cd, Cr, Cu, Fe, Pb, Mn, Cs, Se, Ag, V, Zn	Surface water (Class II)
		Ground water (Class III)
Corrosivity	pH value = 8.26	Alkalinity