youyuzhiwudeshengchangxuyaodanyuansu，yincizaihuafeideshengchanzhong，huixiangqizhongtianjiadanyuansu
，danshibutongdezhiwuduidanyuansudexuqiubutong，nameruhekongzhihuafeizhongdandetianjiane
？mimijiushi自動型凱氏定氮儀。

自zi動dong型xing凱kai氏shi定ding氮dan儀yi是shi專zhuan用yong於yu測ce定ding樣yang品pin中zhong氮dan元yuan素su含han量liang的de儀yi器qi，在zai很hen多duo領ling域yu都dou有you應ying用yong
，所suo以yi在zai高gao塔ta尿niao基ji複fu合he肥fei的de生sheng產chan中zhong
，可ke以yi利li用yong自zi動dong型xing凱kai氏shi定ding氮dan儀yi來lai測ce定ding高gao塔ta尿niao基ji複fu合he肥fei中zhong的de氮dan含han量liang
，從cong而er滿man足zu植zhi物wu生sheng長chang的de需xu要yao。

采用自動凱氏定氮儀測定高塔尿基複合肥中的氮含量，通過實驗得出含氮量50一100mg的複合肥樣品消化時硫酸的最佳加入量為10一15mL，並通過測定分析尿素的氮含量、測定高塔尿基複合肥中氮含量的精密度實驗、加標回收率實驗檢驗了該方法的準確性。

youcikejian，zidongxingkaishidingdanyizaihuafeishengchanzhongdeyingyongshifeichangzhongyaode，erqiezhezhongfangfa
，zhunquedugao
，nengduibutonghuafeizhongdedanyuansujinxingjingzhunkongzhi，congermanzubutongzhongleizuowuzhongzhidexuyao。erxianzai，zidongxingkaishidingdanyiyeyijingguangfanyingyongyugedafeiliaoshengchanqiyezhong

，weichanpinpinzhidetigaoheshengchangongyidegaijindeng，douzuochulejudadegongxian。