大气降水中亚硝酸盐测定 N-(1-萘基)-乙二胺光度法Determination of nitrite in the wet precipitation-N-(1-naghthyl)-1,2-diami[阅读全文]
大气降水中硝酸盐测定Determination ofnitrate in the wet precipitationGB 13580.8—921 主题内容与适用范围1.1 本标准规定了测[阅读全文]
固定污染源排气中苯并(a)芘的测定 高效液相色谱法Stationary source emission-Determination of benzo(a) pyrene-High perform[阅读全文]
大气降水中氯化物的测定 硫氰酸汞高铁光度法Determination ofchloride in wet precipitation-Ferrithiocyanate spectrophotometr[阅读全文]
生物工程类制药工业水污染物排放标准Discharge standards of water pollutants for pharmaceutical industry Bio-pharmaceutical[阅读全文]