TM 157 Table 38

Table B38a. Recovery (percent) of 2,3,7,8-substituted PCDD congeners added to matrix spike muscle composites
Composite #	Station	2,3,7,8- TCDD	1,2,3,7,8- PeCDD	1,2,3,4,7,8- HxCDD	1,2,3,6,7,8- HxCDD	1,2,3,7,8,9- HxCDD	1,2,3,4,6,7,8- HpCDD	OCDD
102-MS	BL1	131^a	118	110	87	92	100	87
109-MS	BL2	111	109	94	90	86	98	92
124-MS	FL4	131^a	133^a	111	104	103	110	109
^a These values exceeded the 50- 20% criterion.

Table B38b. Recovery (percent) of 2,3,7,8-substituted PCDF congeners added to matrix spike muscle composites
Composite #	Station	2,3,7,8- TCDF	1,2,3,7,8- PeCDF	2,3,4,7,8- PeCDF	1,2,3,4,7,8- HxCDF	1,2,3,6,7,8- HxCDF	1,2,3,7,8,9- HxCDF	2,3,4,6,7,8- HxCDF	1,2,3,4,6,7,8- HpCDF	1,2,3,4,7,8,9- HpCDF	OCDF
102-MS	BL1	99	115	111	108	120	114	105	101	117	97
109-MS	BL2	115	115	98	99	114	100	98	94	103	91
124-MS	FL4	120	113	113	116	116	116	112	106	118	114

(File Modified Nov. 19 2010)