摘要
昆铜煤焦化有限公司采用硝酸银滴定法替代多硫化铵法分析脱硫塔前、塔后煤气氰化氢含量。该方法所用试剂种类少、不使用有毒试剂、分析步骤简单、节约分析时间，减少水体污染，准确度达到相关标准要求。
Kunming Iron and Steel Coking Co., Ltd. used silver nitrate titration of replacing by multi-ammonium sulfide for HCN content in the gas of the pre-and post-desulfurization tower. The method used reagents are few not the use of toxic reagents, analysis simple step, saving analysis time and reduce water pollution, the accuracy meet the relevant standards
出处
《昆钢科技》
2009年第6期49-53,59,共6页
