环境监测课后习题无答案(国外英文资料).doc

环境监测课后习题无答案(国外英文资料) Chapter ii monitoring of water and waste water Section 1 pollution and monitoring of water bodies The amount of water on earth, the amount of fresh water on earth. Water pollution sources are classified according to the nature of the pollution and its formation The object of water quality monitoring Methods for measuring inorganic pollutants Monitoring and analysis methods for organic pollutants 6. Pollution gross Section 2 the water quality monitoring plan was formulated Background profile, control section, control section and section reduction section, monitor section. The setting of the industrial waste water sampling point Sampling frequency and sampling time of industrial waste water Section 3 the collection and preservation of water samples The type of water sample What is the maximum storage time for a water sample (no other method)? Save water samples Section 4 pre-treatment of water samples The usual pretreatment method The purpose of preprocessing Enrichment and separation, enrichment and separation of common methods. Solvent extraction Solid phase extraction 6. Adsorption Ion exchange 8. Coprecipitation Section 5 test of physical index Physical indicators (9) Water temperature, ground water temperature. The odor threshold, the preparation of odorless water True color and colour. 5. Turbidity The transparency of the 6. The solid objects in the water are divided into total solids, dissolved solids, and floating objects. 8. Salinity (water salinity is an important index for the determination of chemical composition, to evaluate the total salinity in the water, farmland irrigation water is one of the main indicators of suitability evaluation. The index only commonly used in natural water) Electrical conductivity, different types of water have different conductivity. 10. The oxidation reduction potential (water oxidation reduction potential must be on the scene to determine, REDOX potential by the solution temperature, PH value and factors