试验采用双吡啶比色法测定血清铁浓度 ，药时数据经Mcpkp程序处理。
Methods: In this experiment the serum concentration of iron was determined by spectrophotometer, and the data of drug-time were processed by MCPKP program.
在双吡啶盐酸盐的合成中，运用该方法设计试验方案，产物收率可达80%以上。
This method can be used in the synthesis of 1 - (4-pyridyl) pyridinium dichloride to design experimental scheme. The yield of the product will be more than 80%.
有机碱，例如吡啶能加速单氰乙基化，而不能促进双氰乙基化。
Organic bases, such as pyridine can accelerate the mon-cyanoethylation but can not accelerate the bis-cyanoethylation.
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