国际贸易

40%-50%

Zn: 40%+ Pb: 6%+

30%+

99.995%

Zn (diff), Al 0,15-0,45% Pb 0,1-0,2% Fe< 0.01, Cd<0.01, Cu<0,002, Sn <0,001, As <0,0005

ingot

6N，7N

4N-7N 粒，珠，块，锭

3N-7N 粒，珠，块，锭，粉

99,97 min - max PB 250 ppm- max CU 25 ppm - max FE 10 ppm- max CD 10 ppm