A normal ketone level is unique to each person. A negative test is usually considered normal, but you can also have trace, small, or moderate amounts of ketones in your urine or blood. Talk to your doctor about what is considered normal for you. What do high ketones in blood mean? Hig...
Construction of trace silver modified core@shell structured Pt-Ni nanoframe@CeO2 for semihydrogenation of phenylacetylene The Pt-Ni nanoframe catalysts have attracted great interest owing to their unique electronic structure and excellent catalytic performance. However, the st... L Yan,L Jian,L Wu,....