Note: This information is provided for reference purposes only. Although the information provided here was accurate and current when first created, it is now outdated.

Table 12A. Quantity of 33/50 Program Chemicals in Production-related Waste,
by Chemical, 1991, 1995-1998

Return to text
Go to end of table
Go to Part B of Table 12

CAS
Number       Chemical                               1991             1995
                                                   Pounds           Pounds

 71-43-2     Benzene                            133,706,033      147,817,270
 56-23-5     Carbon tetrachloride                34,520,159       56,361,154
 67-66-3     Chloroform                          60,867,293       52,626,590
 75-09-2     Dichloromethane                    251,813,484      204,254,965
 78-93-3     Methyl ethyl ketone                489,938,515      388,842,410
108-10-1     Methyl isobutyl ketone             187,932,015      156,105,242
127-18-4     Tetrachloroethylene                171,268,674      100,619,857
108-88-3     Toluene                          1,340,691,640    1,701,961,019
 71-55-6     1,1,1-Trichloroethane              324,188,403       93,609,675
 79-01-6     Trichloroethylene                  312,541,232      199,585,656
   -         Xylenes                            724,936,995      619,752,835
   -         Cadmium and cadmium compounds        8,532,353       14,111,980
   -         Chromium and chromium compounds    251,409,502      358,228,768
   -         Cyanide compounds                   51,047,373       77,728,648
   -         Lead and compounds               1,106,939,378    1,143,453,522
   -         Mercury and mercury compounds        1,983,117        1,168,859
   -         Nickel and nickel compounds        148,632,041      183,968,369

             Total for 33/50 Chemicals        5,600,948,207    5,500,196,819
             Total for All Other             13,044,269,170   13,268,464,615
             TRI Chemicals
             Total for All                   18,645,217,377   18,768,661,434
             TRI Chemicals

Note: Data for 1991 and 1995 reported on Form R of year indicated; data for
1996-1998 from 1996 Form R. Does not include delisted chemicals, chemicals.
added in 1994 and 1995, ammonia, hydrochloric acid, and sulfuric acid.