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1.0 INTRODUCTION Air pollutants are
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The Central Pollution Control Board
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S.No. Problem Area Type of Industry
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(viii) High population exodus to th
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a) Seasonal Variation in Carbon Mon
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Concentration (µg/m 3 ) 2.2.3 Long
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3.2 National Air Monitoring Program
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Number of Monitoring Stations 40 35
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4.0 GUIDELINES FOR MONITORING For s
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The variability of pollutant concen
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areas, traffic intersections etc. O
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Station Type Description Type C Res
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available then monitoring of specif
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manpower and needs to be calibrated
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averaging should be done and plotte
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necessary to readjust the position
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5.0 QUALITY ASSURANCE AND QUALITY C
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(a) Inter Laboratory Proficiency Te
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2. Infrastructure for conducting In
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ZERO GAS VALVE PRESSURE REGULATOR (
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is to assess its ability to perform
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The mixing ratio of O3 (ppb) must n
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(vi) Lack of Dedicated Manpower If
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Site staff must be trained so that
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NATIONAL AMBIENT AIR QUALITY MONITO
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Delhi - 110 032 e-mail : cpcb@alpha
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FOREWORD Under the Air (Prevention
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Table No. References 161 LIST OF TA
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3.0 INTRODUCTION Air pollutants are
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The Central Pollution Control Board
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S.No. Problem Area Type of Industry
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(viii) High population exodus to th
- Page 66 and 67: Monthly average of CO measured at B
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- Page 70 and 71: 3.2 National Air Monitoring Program
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- Page 76 and 77: The data requirements, which are re
- Page 78 and 79: their levels and determine trends.
- Page 80 and 81: Station Type Description traffic vo
- Page 82 and 83: Criteria for SO2 Measurements Sourc
- Page 84 and 85: calibration parameters change. Meas
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- Page 88 and 89: changed in inclement weather. Set t
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- Page 98 and 99: is to assess its ability to perform
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- Page 102 and 103: (xiii) Lack of Dedicated Manpower I
- Page 104 and 105: laboratory staff must be trained so
- Page 106 and 107: 1. AIR SAMPLING - GASEOUS 1.0 TITLE
- Page 108 and 109: 52 Fig. 1 Sampling Train
- Page 110 and 111: 54 Fig. 4 Critical Orifice Device
- Page 112 and 113: the pollutant and accordingly selec
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- Page 118 and 119: The impulse frequency emitted is pr
- Page 120 and 121: CIRCUIT DIAGRAM - 1 64
- Page 122 and 123: FIG. 1 (a) CIRCUIT DIAGRAM 66
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- Page 126 and 127: measurement precision dominates at
- Page 128 and 129: 6.4.4 Equilibration Rack - This rac
- Page 130 and 131: Receive Filters, inspect (light tab
- Page 132 and 133: of the face-plate. Look underneath
- Page 134 and 135: Atmosphere". Federal Register, 52 F
- Page 136 and 137: 5.0 INTERFERENCES 5.1 Passive Depos
- Page 138 and 139: 6.4.4 Numbering Machine - Though fi
- Page 140 and 141: chain-of-the custody log-book and o
- Page 142 and 143: 5. DETERMINATION OF SULPHUR DIOXIDE
- Page 144 and 145: 88 FIG. 1.0 SO2 SAMPLING TRAIN
- Page 146 and 147: The wavelength calibration of the i
- Page 148 and 149: (ii) The absorbance of the reagent
- Page 150 and 151: pipe cleaner after use. If, the tem
- Page 152 and 153: (A - Ao) (10 3 ) (B) C = ----------
- Page 154 and 155: Then the air sample flows into a re
- Page 156 and 157: integral part of the apparatus, or
- Page 158 and 159: 6.4 Pressure Regulator The output s
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- Page 162 and 163: 7. CONTINUOUS MEASUREMENT OF CARBON
- Page 164 and 165: 6.0 APPARATUS 6.1 NDIR Analyser - f
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BLOWER SAMPLE INLET PORT FOUR WAY V
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Maintain the same sample cell flow
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14.0 CALIBRATION PROCEDURE 14.1 Ana
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connected to the output manifold, t
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FIG. 3 MULTIPLE CYLINDER CALIBRATIO
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(Nondispersive Infrared Spectrometr
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5.0 INTERFERENCES 5.1 Nitric oxide
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7.1.6 Air Pump - Capable of maintai
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9.1.3.2 Solution B - Pipet 25 ml of
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9.4.7 A randomly selected 5-10% of
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9. CONTINUOUS MEASUREMENT OF OXIDES
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8.0 APPARATUS 8.1 Chemiluminescene
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SAMPLE INLET PUMP AIR DRYER OZONE G
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FIG. 3 CALIBRATION SYSTEM COMPONENT
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10.3.1 Flow Conditions - Insure tha
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ates constant. For each calibration
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10. DETERMINATION OF OZONE IN THE A
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7.0 APPARATUS 7.1 Sampling Probe -
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9.4 Blank Correction - Measure the
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11. CONTINUOUS MEASUREMENT OF OZONE
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FIG. 1 SCHEMATIC DIAGRAM OF A TYPIC
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8.2 Air Inlet Filter - A Teflon fil
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9.0 REAGENTS 9.1 Purity - All reage
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Where : Ozone Conc.CTA = the ozone
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1. AIR SAMPLING - GASEOUS 1.0 TITLE
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55 Fig. 1 Sampling Train
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57 Fig. 4 Critical Orifice Device
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the pollutant and accordingly selec
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(iii) Technical Data Measuring rang
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3.1.3 Wind Speed Temperature measur
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(v) Preparation for Use (a) Selecti
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CIRCUIT DIAGRAM - 1 67
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FIG. 1 (a) CIRCUIT DIAGRAM 69
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3. DETERMINATION OF SUSPENDED PARTI
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measurement precision dominates at
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6.4.4 Equilibration Rack - This rac
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Receive Filters, inspect (light tab
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of the face-plate. Look underneath
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Atmosphere". Federal Register, 52 F
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5.0 INTERFERENCES 5.1 Passive Depos
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6.4.4 Numbering Machine - Though fi
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chain-of-the custody log-book and o
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5. DETERMINATION OF SULPHUR DIOXIDE
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91 FIG. 1.0 SO2 SAMPLING TRAIN
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The wavelength calibration of the i
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(ii) The absorbance of the reagent
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pipe cleaner after use. If, the tem
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(A - Ao) (10 3 ) (B) C = ----------
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Then the air sample flows into a re
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integral part of the apparatus, or
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6.4 Pressure Regulator The output s
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FIG. 2 SCHEMATIC DIAGRAM OF A CALIB
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7. CONTINUOUS MEASUREMENT OF CARBON
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6.0 APPARATUS 6.2 NDIR Analyser - f
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BLOWER SAMPLE INLET PORT FOUR WAY V
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Maintain the same sample cell flow
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14.0 CALIBRATION PROCEDURE 14.1 Ana
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connected to the output manifold, t
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FIG. 3 MULTIPLE CYLINDER CALIBRATIO
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(Nondispersive Infrared Spectrometr
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5.0 INTERFERENCES 5.1 Nitric oxide
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7.1.6 Air Pump - Capable of maintai
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9.1.3.2 Solution B - Pipet 25 ml of
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9.4.7 A randomly selected 5-10% of
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9. CONTINUOUS MEASUREMENT OF OXIDES
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9.0 APPARATUS 8.1 Chemiluminescene
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SAMPLE INLET PUMP AIR DRYER OZONE G
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FIG. 3 CALIBRATION SYSTEM COMPONENT
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10.6.1 Flow Conditions - Insure tha
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ates constant. For each calibration
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10. DETERMINATION OF OZONE IN THE A
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7.0 APPARATUS 7.1 Sampling Probe -
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9.4 Blank Correction - Measure the
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11. CONTINUOUS MEASUREMENT OF OZONE
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FIG. 1 SCHEMATIC DIAGRAM OF A TYPIC
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8.2 Air Inlet Filter - A Teflon fil
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9.0 REAGENTS 9.3 Purity - All reage
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Where : Ozone Conc.CTA = the ozone