... sulfate 12000 Mg sodium selenite 6000 Mg of copper sulfate 12000 Mg of ferrous sulfate 10000 Mg of manganese sulfate 12000 [ application object ] ... function and effect ]1, prevent vitamin deficiency, increase price of feed.2 and prevent fatty liver and bleeding, etc.3 ... , shrimp body metabolism and protein synthesis, enhance the capacity of resistance and anti-stress.4, enhance ability, improve the ...