EN3601 Environmental Monitoring Instruments Syllabus:
EN3601 Environmental Monitoring Instruments Syllabus – Anna University Regulation 2021
COURSE OBJECTIVES:
To educate the students on the sample collection and various instrumental methods of monitoring the quality of air, water and solid waste.
UNIT I MONITORING AND CHARACRATERIZATION OF ENVIRONMENT
General approach to environmental analysis, Choice of Lab. Vs. Field analysis, Environmental monitoring-current and future status, Lab. Standards, Data quality objectives, statistics in environmental monitoring, Accuracy and precision, detection limit, types of errors, Automated Data acquisition and processing-sensors and transducers , Monitoring Network and real time monitoring
UNIT II ENVIRONMENTAL SAMPLING
Location, planning, sampling equipment’s for water, solids and air, sample storage for physical and chemical contaminants, types of sampling, representative samples, sample preparation techniques-Solvent Extraction, SPE, Head space, Purge and trap and SPME
UNIT III WATER ANALYSIS
Techniques for analysis of major ions-UV-visible Spectrophotometer, Flame photometer, AAS, ICP (AES and MS), Trace organic pollutants (PCB, dioxins, pesticides) GC and HPLC (Columns Detectors and Application)
UNIT IV ATMOSPHEREIC ANALYSIS
Ambient air and flue gas, Gaseous pollutants-Determination of time weighted average concentration (Absorption trains, solid adsorbents and differential tubes), Direct reading instruments(fluorescence ,chemiluminescent, IR and Electrochemical sensors, GC-MS for trace organics, Particulate sampling methods- High volume sampler, personal sampler, PM 10 and 2.5, Metals Direct (XRF) and dissolution methods (AAS/AES)
UNIT V ANALYSIS OF SOIL AND WASTE
Problem in analysis of soil and Waste -sampling, pretreatment -extraction and clean up, New extraction techniques, Automated soxhlet and solvent extraction, microwave digestion and sonication, SCF(CO2), Analysis for trace pollutants, Analysis of leachate.
TOTAL:45 PERIODS
COURSE OUTCOMES:
CO1: Able to select appropriate instrumental method for chemical analysis
CO2: Understand spectroscopic methods of analysis of pollutants
CO3: Select correct method for toxic organics estimation using chromatography methods
CO4: Understand electro and nondestructive methods of analysis
CO5: Familiar with online analyzers
REFERENCES:
1. Reeve, R.N., “Introduction to Environmental Analysis”, Analytical Techniques in the Sciences, John Wiley & Sons, Chichester, UK, 2002.
2. Barcelo, D.(editor), “Environmental analysis. Techniques, Applications and Quality Assurance”, Elsevier, The Netherlands, 1996
3. Paul R. Loconto Trace Environmental Quantitative Analysis: Principles, Techniques, andApplications, Marcel Dekker; 2nd Edition , 2005,
4. Janick Artiola, Ian Pepper and Mark Brusseau, environmental monitoring and Characterization Academic Press,2004.