摘要
本文探讨了N— (1—萘基 )—乙二胺光度法测定水中亚硝酸盐氮 ,亚硝酸盐氮标准液无需标定 ,而只需准确称取标准品 。
We determine N-NO 2 inwater with N-(1-naphthyl)-ethylenediamine spectrophotometry.standard solution of N-NO 2 needn't to be demarcated,We only need to quantify stamdard sample accurately and use it immediately.
出处
《黑龙江环境通报》
2003年第3期57-57,共1页
Heilongjiang Environmental Journal
