132
Toxic Chemicals
TABLE 9.1 (continued)

Bioconcentration Factors (BCFs) and Associated Developed Bioconcentration
Adjustment Factors (BAFs) of TRI Chemicals
Chemical Name
BCF
BAF
Oxydemeton methyl
3.2
1
Oxydiazon
2,600
202
Oxyfluorfen
2,300
179
O-Xylene
11
2
Ozone
3.2
1
P-Anisidine
3.1
1
Paraldehyde
3.2
1
Paraquat
3.2
1
Parathion
480
38
P-Chloroaniline
14
2
P-Chloro-O-toluidine
31
3
P-Chlorophenyl isocyanate
170
14
P-Cresidine
10
2
P-Cresol
18
2
P-Dinitrobenzene
7.6
2
Pebulate
480
38
Pendimethalin
1,944
152
Pentachlorobenzene
7,500
582
Pentachloroethane
67
6
Pentachlorophenol
110
9
Pentobarbital sodium
23
3
Peracetic acid
3.2
1
Perchloromethyl mercaptan
260
21
Permethrin
51,000
3,954
Phenanthrene
2,160
168
Phenol
45
4
Phenothrin
8,400
652
Phenytoin
44
4
Phosgene
—
1
Phosphine
—
1
Phosphorus (yellow or white)
3.2
1
Phthalic anhydride
—
1
Picloram
20
2
Piperonyl butoxide
2,400
187
Pirimiphos methyl
920
72
P-Nitroaniline
6.7
1
P-Nitrosodiphenylamine
150
13
Polybrominated biphenyls (PBBs)
18,200
1,412
Polychlorinated alkanes
—
1
Polychlorinated biphenyls
47,000
3,644
Polycyclic aromatic compounds
912
72
Potassium bromate
3.2
1