像砷和锑一样，铋也是重金属和重化学元素。
It is very heavy and chemically resembles arsenic and antimony.
结果证明采用水蒸气焙烧的方法可以较为彻底地脱去砷和锑，达到冶炼的要求，并且和传统的预处理措施相比，成本低，污染程度轻。
The results shows this method can be effectively used for remove As and Sb from the concentrate to meet the requirement of smelting and has the advantages of low cost and low environmental pollution.
采用微波消解-氢化物发生-原子荧光光谱法，用L -半胱氨酸预还原法，对染料中砷和锑进行了分析，讨论并确定了实验最佳测定条件。
The method of determination, after L-cysteine pre-reduction, with microwave digestion-hydride generation-atomic fluorescence spectrometry was used to analyze the arsenic and stibium in dyestuffs.
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