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化学 铅丹 The method has applied to the determination of lead dioxide and lead tetroxide in minium sample with w(Pb3O4)=34.22%. The result was in agreement with that from external examination with precision of< 0.2% RSD (n=5). 方法用于w(Pb3O4)为34.22%的铅丹样品测定,结果与外检结果一致,5次测定的RSD<0.2%。 红丹
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