DZ/T 0064.14-2021.Methods for analysis of groundwater quality-Part14: Determination of magnesium content-EDTA titrimetric method. 1范围 DZ/T 0064的DZ/T 0

DZ/T 0064.18-2021.Methods for analysis of groundwater quality-Part 18 : Determination of total chromium and chromium(VI) content-Catalytic polarograph

DZ/T 0064.19-1993. 1主题内容 与适用范围 DZ/T 0064.19规定了催化极谱法测定铜的方法。 DZ/T 0064.19适用于地下水中铜的测定。最低检测量为0.1μg,测量范围为0.001~2.0mg/L地下水中一般常见元素不干扰测定,但锡及大于0.1mg的砷、铋、钼对测定产生

DZ/T 0064.20-2021.Methods for analysis of groundwater quality-Part 20: Determination of copper, lead ,zinc, cadmium, nickel and cobalt content-The che

DZ/T 0064.10-2021.Methods for analysis of groundwater quality-Part 10: Determination of arsenic content-Silver diethyldithiocarbamate spectrophotometr

DZ/T 0064.11-2021.Methods for analysis of groundwater quality-Part 11: Determination of arsenic content-Hydride generation atomic fluorescence spectro

DZ/T 0064.47-2021.Methods for analysis of groundwater quality-Part47: Determination of the free carbon dioxide-Titration. 1范围 DZ/T 0064的DZ/T 0064.47规定

DZ/T 0064.46-2021.Methods for analysis of groundwater quality-Part 46: Determination of bromide-Bromophenol Red sepectrophotometry. 1范围 DZ/T 0064的DZ/T

DZ/T 0064.15-2021. 1范围 DZ/T 0064的DZ/T 0064.15规定了乙二胺四乙酸二钠滴定法测定地下水中总硬度的方法。 DZ/T 0064的DZ/T 0064.15适用于地下水资源调查、评价、监测和利用等水样中总硬度的测定。 DZ/T 0064.15定量限为3.0mg/L(

DZ/T 0064.17-2021.Methods for analysis of groundwater quality-Part 17: Determination of total chromium and chromium(VI) content-1,5 Diphenylcarbalhydr