102

Table 5.5.  TCE By-products in the Batch Kinetic Tests.
Sand                        TCE By-product Concentration (mg/L) at Various Times
0.2 hr      9.8 hr         16.3 hr               37.5 hr                 46.3 hr
I       N.D.d       N.D.            N.D.                  N.D.           0.024 (trans)a, 0.084 (cis)c
2        N.D.       N.D.            N.D.                  N.D.                    N.T.e
4        N.D.       N.D.            N.D.                0.006 (cis)                N.T.
8        N.D.       N.D.            N.D.                0.02 (cis)         0.02 (trans), 0.03 (cis)
9        N.D.       N.D.            N.D.                  N.D.                     N.T.
10       N.D.        N.D.            N.D.                  N.D.                    N.D.
11       N.D.        N.D.          0.01 (cis)       0.02 (1,1)b, 0.01 (cis)     0.02 (trans)
Note: atrans = trans-DCE, b1,1    1,1-DCE, Ccis - cis-DCE, dN.D. - Not Detectable, eN.T. - Not Tested.