摘要
利用酚二磺酸标准加入分光光度法测定水样中 N O-3 ,成功校正了各种干扰。
NO - 3 in water sample was determined by standard addition method with phenol disulphonic acid spectrophotometry. The results showed that all sorts of interference can be corrected successfully and the precise,believable results can be obtained.
出处
《海南大学学报(自然科学版)》
CAS
1999年第3期234-237,共4页
Natural Science Journal of Hainan University