还原所得粗碲粉经亚硫酸钠脱硒，盐酸酸洗除杂处理，硒、砷、锡、铜的脱出率分别达到99%、93%、80%、87.5%，得到含碲99.669%的金属碲粉。
After the treatment with NaSO_3 and hydrochloric acid, 99% Se, 93% As, 80% Sn and 87.5% Cu are removed from the raw powdered-tellurium, and the powders of 99.669% te are prepared.
目的研究碘过量摄入对小鼠肝脏I型脱碘酶(IDI)活性的影响及硒的干预作用。
Objective To investigate the effect of selenium on the activities of liver type I deiodinase (IDI) in iodine-excess mice.
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