PRTR Survey Results in 2004

Unit: tons

Material Code Chemicals Amount Handled Volume Released Volume Consumed*1 Volume Recorded*2 Volume Removed Volume Recycled Volume of Landfill
Air Water Area Soil
30 Epoxy resin of bisphenol A (liquid) 0.28 0.00     0.18   0.07 0.02  
40 Ethyl benzene 0.99 0.61         0.39    
42 Ethylene oxide 4.34 0.76       3.57      
43 Ethylen glycol 0.23 0.01         0.22    
63 Xylene 5.33 3.58         1.71 0.03  
69 Hexavalent chromium compounds 0.19       0.01   0.18 0.01  
101 Acetic acid 2-ethoxyethyl 0.31 0.01     0.09   0.20    
145 Dichloromethane*3 0.44 0.26         0.04 0.14  
224 1,3,5-trimethyl benzene 0.36 0.04         0.32    
227 Toluene 10.21 6.84         3.31 0.05  
230 Lead and lead compounds 4.57       2.01   1.52 1.04  
231 Nickel 0.12   0.02   0.10        
232 Nickel compound*3 1.37   0.12   0.93   0.08 0.25  
253 Hydrazine 0.27 0.01 0.26            
283 Hydrogen fluoride and water soluble hydrogen fluoride salts 1.09           1.09    
304 Boron and boron compounds 0.23   0.02   0.03   0.18    
307 Poly (oxy-ethylene)=alkyl ether*4 0.31 0.03         0.28    
309 Poly (exy-ethylene)=nonyl phenyl ether 0.30 0.01         0.29    
Total 30.94 12.17 0.41 0.00 3.35 3.57 9.90 1.55 0.00

Totals may not correspond to the actual sum due to rounding off.
These are chemical substances which are used more than 0.1t on annual basis.
*1 Dichloromethane, trichloroethylene, and nickel compounds (including nickel sulfate) are subject to survey of noxious substances.
*2 Limited to those with number of carbons in alkyl base radical is 12 to 15 and their mixture.


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