【摘要】 无水氟化氢生产过程中,对于含有硫酸和氟化氢等多种混合酸的氟化氨吸收液,采用在低温下先去除杂酸再用甲醛法的分析方法,能及时准确地分析出铵的含量,该项工作对生产工艺的适时检验工作及进一步扩大工艺奠定了良好的基础。更多还原

【Abstract】 In the anhydrous fluoridation hydrogen production process,fluoridation ammonia absorption liquid containing sulfuric acid,hydrogen fluoride and other mixed acid,was purified the mixed acid with low temperatures and the ammonium content was determined timely and accurately with formaldehyde method.This method can lay a good foundation for timely inspection and further expanded the production process.更多还原