... 钡涂纸 baryta paper 钡盐法 barium salt process 钡氧水 baryta water ...
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The said treatment process can eliminate the effect of the impurity and produce sodium hydrosulfide product similar to that produced through barium salt process.
经处理的硫氢化钠可彻底消除杂质的影响，用它与钡盐法生产的硫氢化钠进行多项应用对比，二者品质完全一致。
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