共找到 353 条与 水质 相关的标准,共 24 页
Determination of Odor and Taste Substances in Water Quality by Solid Phase Extraction-Gas Chromatography-Mass Spectrometry
本标准规定了测定生活饮用水及其水源水中硫醚类物质的顶空-气相色谱-质谱法。 本标准适用于生活饮用水及其水源水中的二甲基硫醚、二乙基硫醚、二甲基二硫醚、二甲基三硫醚的测定。 本标准中二甲基硫醚(DMS)、二乙基硫醚(DES)、二甲基二硫醚(DMDS)、二甲基三硫醚(DMTS)的方法检出限分别为0.3μg/L、0.25μg/L、0.20μg/L、0.15μg/L,测定下限均为1.2μg/L。
Water quality—Determination of thioether—Headspace-gas chromatography-Mass spectrometry
Determination of Water Quality Chlorpyrifos Solid Phase Extraction-Liquid Chromatography
Water Quality Determination of Acrylamide by Liquid Chromatography-Tandem Mass Spectrometry
Determination of Water Quality β-Naphthol by Fluorescence Spectrophotometry
Determination of water quality odor Olfactory hierarchy analysis method (FPA method)
Water Quality Determination of Actinomycetes Spread Plate Method
Determination of Water Quality 2,4-D by Solid Phase Extraction-Liquid Chromatography
Determination of Benzidine in Water by Solid Phase Extraction-Liquid Chromatography-Tandem Mass Spectrometry
Water Quality Determination of Picric Acid by Liquid Chromatography-Tandem Mass Spectrometry
Technical specifications for cleaning and cleaning of secondary water supply facilities
Technical specifications for cleaning and disinfection of secondary water supply and storage facilities
本标准规定了测定水中吡啶的顶空/气相色谱法。 本标准适用于地表水、地下水、生活污水和工业废水中吡啶的测定。 当取样体积为10.0ml时,方法检出限为0.03mg/L,测定下限为0.12mg/L。
Water quality-Determination of pyridine-Headspace/gas chromatography
本标准适用于集中式供水的出厂水和管网末梢水、二次供水、管道分质供水的水质在线监测。重大活动公共卫生保障、饮用水污染应急水质在线监测可参照执行。
Technical specifications for on-line monitoring of drinking water quality
Test method for ordorous compounds in water
Photometric method for determination of fecal coliform bacteria in water quality
本标准规定了测定水中苯系物的顶空/气相色谱法。 本标准适用于地表水、地下水、生活污水和工业废水中苯、甲苯、乙苯、对二甲苯、间二甲苯、邻二甲苯、异丙苯和苯乙烯等8种苯系物的测定。 自本标准实施之日起,原国家环境保护局1989年12月25日批准发布的《水质苯系物的测定气相色谱法》 (GB/T 11890-1989)在相应的环境质量标准和污染物排放(控制)标准实施中停止执行。
Water quality-Determination of benzene and its analogies-Headspace/gas chromatography
Agricultural Water Quotas in Shandong Province
Determination of chemical oxygen demand in high chlorine water quality Dichromate method
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