TABLE 1.

Final dechlorination products of Aroclor 1260 in TG4 and CG4 after 50 days of incubation

Parent	Final product(s)a	Change in mol% after 50 db
		TG4	CG4
PCB 101	PCB 52	1.80 ± 0.09	1.34 ± 0.02
PCB 90/101	PCB 49	6.07 ± 0.07*	2.07 ± 0.24*
PCB 99	PCB 47	11.76 ± 0.13*	1.39 ± 0.03*
PCB 110	PCB 64	6.83 ± 0.42*	1.52 ± 0.06*
PCB 135/ 151	PCB 95	5.55 ± 0.13*	2.36 ± 0.14*
PCB 138/153	PCB 99	6.77 ± 0.47*	3.62 ± 0.17*
PCB146/130/149/141	PCB 90/91/101	12.60 ± 0.12*	2.99 ± 0.06*
PCB 156/163	PCB 110/118	4.24 ± 0.03*	0.86 ± 0.11*
PCB 178/185/187	PCB 151	–2.27 ± 0.13*	−1.45 ± 0.07*
PCB 174/175/178	PCB 135	−1.51 ± 0.10	–1.32 ± 0.05
PCB 183/174	PCB 149	–4.49 ± 0.13*	–3.78 ± 0.15*
PCB 187/172	PCB 146	–5.07 ± 0.00*	–3.95 ± 0.05*
PCB 180	PCB 153	–1.94 ± 0.01	–1.80 ± 0.02
PCB 141	PCB 141	–1.29 ± 0.08	–1.01 ± 0.01
PCB 170	PCB 130	–5.89 ± 0.18*	–3.34 ± 0.23*
PCB 170	PCB 138	–0.80 ± 0.03*	–1.17 ± 0.05*
PCB 198/199	PCB 178	–5.86 ± 0.04*	–3.44 ± 0.33*
PCB 199	PCB 187	–3.69 ± 0.19	–3.63 ± 0.11
PCB 183/185	PCB 183/185	–1.38 ± 0.03*	–0.95 ± 0.06*
PCB 199	PCB 174	–3.34 ± 0.02*	−2.61 ± 0.11*
PCB 175	PCB 175	−2.99 ± 0.10	–2.39 ± 0.01
PCB 194	PCB 172	–0.95 ± 0.08*	0.00 ± 0.00*
PCB 194	PCB 180	–10.93 ± 0.19*	–6.54 ± 0.15*
PCB 156	PCB 156	–1.00 ± 0.03	–0.74 ± 0.05
PCB 193	PCB 193	–6.69 ± 0.19*	–5.37 ± 0.15*
PCB 170	PCB 170	–4.22 ± 0.07*	–2.79 ± 0.08*
PCB 198	PCB 198	–5.30 ± 0.02*	−3.75 ± 0.15*
PCB 206	PCB 199	–2.56 ± 0.04*	–3.23 ± 0.03*
PCB 194	PCB 194	–0.16 ± 0.02	–0.70 ± 0.01
PCB 206	PCB 206	−1.46 ± 0.06	−1.26 ± 0.06

^aThe products were analyzed by gas chromatography-mass spectrometry (GC-MS) based on the standards of Aroclor 1260 and Aroclor 1242.

^bAn asterisk indicates a statistically significant difference between TG4 and CG4 (P < 0.05).