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1、中華人民共和國國家環(huán)境保護(hù)標(biāo)準(zhǔn)HJ674-2013代替GB/T15507-1995,GB/T14375-1993水質(zhì)肼和甲基肼的測定對二甲氨基苯甲醛分光光度法Waterquality—Determinationofhydrazineandmonomethylhydrazinebyp-Dimethylaminobenzaldehydespectrophotometricmethod（發(fā)布稿）本電子版為發(fā)布稿。請以中國環(huán)境科學(xué)出版社出版的正式標(biāo)準(zhǔn)文本為準(zhǔn)。2013-11-21發(fā)布2014-02-01實(shí)施環(huán)境保護(hù)部發(fā)布目錄前言..............................
2、.....................II第一部分肼的測定.............................................................................................11適用范圍......................................................................................................12方法原理.......................................................
3、...............................................13干擾和消除...................................................................................................14試劑和材料...................................................................................................15儀器和設(shè)備...........................
4、........................................................................26樣品.............................................................................................................27分析步驟......................................................................................................
5、28結(jié)果計(jì)算......................................................................................................39精密度和準(zhǔn)確度.............................................................................................410質(zhì)量保證和控制.........................................................................
6、....................411廢棄物處置...................................................................................................4第二部分甲基肼的測定.......................................................................................41范圍................................................................
7、.............................................42引用標(biāo)準(zhǔn)......................................................................................................53方法原理...................................................................................
