HJ 636-2012 水質(zhì) 總氮的測(cè)定 堿性過(guò)硫酸鉀消解紫外
作者：霍爾德科技 更新時(shí)間：2024-12-23
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堿性過(guò)硫酸鉀消解紫外分光光度法為貫徹《中華人民共和國(guó)環(huán)境保護(hù)法》和《中華人民共和國(guó)水污染防治法》，保護(hù)環(huán)境，保障人體健康，規(guī)范水中總氮的測(cè)定方法，制定本標(biāo)準(zhǔn)。本標(biāo)準(zhǔn)規(guī)定了測(cè)定水中總氮的堿性過(guò)硫酸鉀消解紫外分光光度法。本標(biāo)準(zhǔn)適用于地表水、地下水、工業(yè)廢水和生活污水中總氮的測(cè)定。@font-face{font-family:"Times New Roman";}@font-face{font-family:"宋體";}@font-face{font-family:"Calibri";}p.MsoNormal{mso-style-name:正文;mso-style-parent:"";margin:0pt;margin-bottom:.0001pt;mso-pagination:none;text-align:justify;text-justify:inter-ideograph;font-family:Calibri;mso-fareast-font-family:宋體;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;}span.msoIns{mso-style-type:export-only;mso-style-name:"";text-decoration:underline;text-underline:single;color:blue;}span.msoDel{mso-style-type:export-only;mso-style-name:"";text-decoration:line-through;color:red;}@page{mso-page-border-surround-header:no;mso-page-border-surround-footer:no;}@page Section0{}div.Section0{page:Section0;}@font-face{font-family:"Times New 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