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Industry 115 5.1 Waste Generation, Effluent and Emission Characteristics Table 5.1.1 Waste Generation by Selected Fertilizer Factories Waste Type CUFL ZFL UFL PUFFL JFCL T.S.P. Complex Treatment Disposal Solid waste Catalyst waste/dust 0.05 m 3 /d 1.8 m 3 year None Underground dumping in plastic bags, Sale Urea dust 0.81 ton/d No data 216 kg/d Some scrubbing Dispersed by air and water Solid scraps No data No data No data No data No data No data None Dumped in scrap yard Contaminated sludge 31m 3 Dilution Drained into river Liquid waste Combined effluent 3756 10929 MT/d 10 ton/d 5160 ton/d 8,040 m 3 /d Dilution Aeration Dumped in the river m 3 /d P 2 O 5 100 ppm PCT F 80 ppm system (UFL) SO 4 50 ppm Lagooning Treatment (JFCL) Ammonia 40 kg/d Dilution Drained into river G.V. Solution 960.30 MT/d None Stored in vessels Sanitary waste-water 240 ton/d Treatment (JFCL) To equalization basin Gaseous waste SA Plant exhaust gas 70,000 NM 3 /h Demister Through chimney into air SO 2 SO 3 900 ppm 210 ppm Rock SO 3 grinding No data 2650 NM 3 w/62 Dust collector Through chimney into air plant exhaust gas NM 3 dust Ammonia No data 201.6 NM 3 504 kg/d Some scrubbing Dispersed into air and recovery Formaldehyde vapour 1.25 ppm Some scrubbing Vented to air Flue gas with CO 2 No data Partially recovered Vented to air Source : Faisal et. al. (2001) Note CUFL : ZFL : UFL : Table 5.1.2 Composition of Wastewater in Natore Sugar Mill Parameter Actual Value Tolerance for Land Disposal Tolerance for Water Disposal pH 9.7 6 - 9 6 - 9 Total solids (mg/l) 822 N/A N/A Dissolved solids (mg/l) 804 2100 2100 Suspended solids (mg/l) 18 200 150 Dissolved Oxygen (mg/l) 2.4 4.5 - 8 4.5 - 8 BOD (mg/l) 520 500 100 COD (mg/l) 1950 400 200 Chloride (mg/L) 33 600 600 Sulfate (mg/L) 7 1000 1000 Carbonate (ml/l) 99 N/A N/A Source : Faisal et. al. (2001)
116 People's Report 2002-2003 : Bangladesh Environment Table 5.1.3 Wastewater Characteristics of Selected Fertilizer Factories, 1994 Parameter pH 8.5 8.25 8.3 4.5 9.4 BOD 5 (mg/l) 200 40 120 0 0 COD (mg/l) 340 65 320 20 200 SS (mg/l) 760 1263 562 11910 4968 Total Solids (mg/l) 4872 5239 4898 NA NA Turbidity (NTU) 27 3.9 7.4 NA NA Color (TCU) 60 2 10 NA NA Phosphate (mg/l) NA NA NA 56 7 Nitrate (mg/I) 4.5 5 15 20 22 Ammonia-N (mg/l) 55 65 90 NA NA Kjeldahl-N (mg/l) 86 82 115 15 185 Chromium (mg/l) 0.358 0.372 0.025 0.075 0.022 Nickel (mg/l) 0.038 0.03 0.064 0.068 0.087 Source : Faisal et. al. (2001) Urea Fertilizer Factory at Ghorashal Sample 1 Sample 2 Sample 3 T.S.P. Complex at Chittagong Chittagong Urea Fertilizer Factory at Chittagong Table 5.1.4 Wastewater Characteristics of Selected Pulp and Paper Mills Parameter Karnafuli Paper Mill Hossain Pulp and Paper Mills Ltd. Bangladesh Paper Mills Ltd. 1975 1994 1994 1994 pH 8.4 8.7 6.7 6.3 BOD 5 (mg/l) 530 150 400 600 COD (mg/l) 1520 430 1400 1700 DO (mg/l) 0.6 NA NA NA SS (mg/l) 673 2024 1242 459 Total Solids (mg/l) NA 9237 NA NA E.C. (micro mho/cm) 2500 NA NA NA T. Alkalinity (mg/l) 132 NA NA NA Turbidity (NTU) 505 600 NA NA Phosphate (mg/l) NA 70 0.8 1.2 Sulphate (mg/l) NA 35 278.4 259 Chloride (mg/l) 288 5900 580 68 Copper (mg/l) NA 0.078 NA NA Zine (mg/l) NA 0.083 NA NA Source : Faisal et. al. (2001) Table 5.1.5 Hazaribagh Tannery Waste Composition Contaminants Avg. Composition (mg/l) Chromium 20 Total Solids 13500 Volatile Solid 3000 COD 4500 Sulphide 63 Source : BCSIR (2000)
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People's Report 2002-2003 BANGLADES
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First published December 2004 © Un
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vi Table 1.2.26 Arsenic Concentrati
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viii Table 3.1.1.4 Numbers and Area
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x Table 6.1.3 Supply and Consumptio
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xii Table 9.1.9 Casualty Distributi
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Acknowledgements People's Report 20
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Chapter 1 Land and Agriculture 1.1
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4 People's Report 2002-2003 : Bangl
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Table 1.1.6 Summary of Tea Garden L
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Table 1.2.7 The Summary of Concentr
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Table 1.2.38 Crop Variety Developed
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Forestry 55 2.1 Basic Statistics Ta
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Forestry 57 Table 2.1.5 The 15 Noti
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Forestry 59 Table 2.1.7 Management
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Forestry 61 2.2 Forest Product Tabl
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Chapter 9 Transport and Communicati
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Climate 175 10.1 Rainfall Table 10.
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Climate 177 10.2 Global Climate Cha
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Climate 179 Table 10.2.5 Changes in
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Climate 181 Table 10.3.4 Main Areas
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References CHAPTER 1 Ahmed, M. F.,
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References 185 Razzaque, M. A. (200
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References 187 CHAPTER 6 Alam, M.,
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References 189 Iqbal, M. A., Ahmed,
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