Сульфат цинка

hepta specifications: SPECIFICATIONS • Znso4.7h20%97%min• Zn22%min• Mn0.01%max• Pb0.002%max• Water insoluble matter0.020%max• Cd0.002%max• Ph3.5min mono specifications: SPECIFICATIONS(Tech- grade) • Znso4.h20% 98%min • Zn 35.5%min • Mn 0.01%max • Pb 0.002%max • Water insoluble matter 0.05%max • Cd 0.002%max • Ph 4.0min • Cu 0.001 %Max • Fe 0.008 % Max SPECIFICATIONS ( Feed grade) • Znso4.h20% 94.7%min • Zn 35.5%min • Pb 0.0015%max • Water insoluble matter 0.05%max • Cd 0.001%max • Ph 4.0min • As 0.0005 %Max