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Priority Report by Category

Review Group Count(%)
First Review Group 289 (32%)
Second Review Group 143 (16%)
First or Second Review Group 11 (1%)
Third Review Group 150 (16%)
Unable to Sort 317 (35%)
Total 910

Determination Date: April 15, 2008
(The last time an entire re-screen was executed)



See notes at the end of the table for explanation of notations.
Click on the CAS number to see a detailed screening report.
CAS SN # Chemical Name Human Health Ecotoxicity
Group
Environmental
Fate
Modification?
Category
Group
FINAL
Initial Repeat Dose
Toxicity Group
Final Health
Effect Group
Substituted p-Phenylenediamines Category
68953-84-4 89 1,4-Benzenediamine, N,N'-mixed Ph and tolyl derivs 2 1 1 Y 1 1
3081-01-4 89 1,4-Benzenediamine, N-(1,4-dimethylpentyl)-N'-phen 2 1 1 Y 1 1
101-96-2 89 1,4-Benzenediamine, N,N'-bis(1-methylpropyl)- 1 1 1 N 1 1
3081-14-9 89 1,4-Benzenediamine, N,N'-bis(1,4-dimethylpentyl)- 2 2 1 Y 1 1
Monocyclic Aromatic Amines MAA Category
91-66-7 70 Benzenamine, N,N-diethyl- 1 1 1 Y 1 1
103-69-5 70 Benzenamine, N-ethyl- I/D I/D 2 Y 1 1
102-27-2 70 Benzenamine, N-ethyl-3-methyl- I/D I/D 3 Y 1 2
99-97-8 70 Benzenamine, N,N,4-trimethyl- I/D I/D 3 N 1 3
Chlorobenzenes Category
95-50-1 125 Benzene, 1,2-dichloro- 2 1 1 Y 1 1
87-61-6 125 Benzene, 1,2,3-trichloro- 2 2 1 Y 1 1
541-73-1 125 Benzene, 1,3-dichloro- 3 2 1 Y 1 1
108-90-7 125 Benzene, chloro- 3 2 2 Y 1 1
Fuel Oils Category
64742-47-8 97 Distillates, petroleum, hydrotreated light 1 1 1 N 1 1
68475-80-9 97 Distillates, petroleum, light steam-cracked naphth 2 1 1 N 1 1
69013-21-4 97 Fuel oil, pyrolysis 1 1 1 N 1 1
68527-18-4 97 Gas oils, petroleum, steam-cracked 1 1 1 N 1 1
68131-05-5 97 Hydrocarbon oils, process blends 1 1 1 N 1 1
68514-34-1 97 Hydrocarbons, C9-14, ethylene-manuf.-by-product 2 1 1 N 1 1
68921-67-5 97 Hydrocarbons, ethylene-manuf.-by-product distn. re 1 1 1 N 1 1
64742-90-1 97 Residues, petroleum, steam-cracked 1 1 1 N 1 1
68513-69-9 97 Residues, petroleum, steam-cracked light 1 1 1 N 1 1
64741-62-4 97 Clarified oils, petroleum, catalytic cracked 1 1 2 N 1 1
68409-73-4 97 Aromatic hydrocarbons, biphenyl-rich 3 2 1 Y 1 1
69430-33-7 97 Hydrocarbons, C6-30 I/D I/D 1 N 1 1
8002-05-9 97 Petroleum I/D I/D 2 N 1 2
68476-30-2 97 Fuel oil, no. 2 N/D N/D I/D N 1 --
Kerosene/Jet Fuel Category
64742-47-8 97 Distillates, petroleum, hydrotreated light 1 1 1 N 1 1
Resin Oils and Cyclodiene Concentrates
68477-54-3 96 Distillates, petroleum, steam-cracked, C8-12 fract 2 1 1 N 1 1
26472-00-4 96 4,7-Methano-1H-indene, 3a,4,7,7a-tetrahydrodimethy I/D I/D 1 Y 1 1
68477-40-7 96 Distillates, petroleum, cracked stripped steam-cra I/D I/D 1 N 1 1
68477-53-2 96 Distillates, petroleum, steam-cracked, C5-12 fract I/D I/D 1 N 1 1
68603-02-1 96 Distillates, petroleum, thermal cracked naphtha an I/D I/D 1 N 1 1
68527-24-2 96 Naphtha, petroleum, light steam-cracked arom., C5- I/D I/D 1 N 1 1
68478-08-0 96 Naphtha, petroleum, light steam-cracked, C5-fracti I/D I/D 1 N 1 1
68527-26-4 96 Naphtha, petroleum, light steam-cracked, debenzeni I/D I/D 1 N 1 1
68478-10-4 96 Naphtha, petroleum, light steam-cracked, debenzeni I/D I/D 1 N 1 1
68516-20-1 96 Naphtha, petroleum, steam-cracked middle arom. I/D I/D 2 N 1 2
High Benzene Naphthas
69013-21-4 97 Fuel oil, pyrolysis 1 1 1 N 1 1
68921-67-5 97 Hydrocarbons, ethylene-manuf.-by-product distn. re 1 1 1 N 1 1
64742-83-2 1 Naphtha, petroleum, light steam-cracked 1 1 1 N 1 1
68410-97-9 15 Distillates, petroleum, light distillate hydrotrea 3 2 2 Y 1 1
68475-70-7 98 Aromatic hydrocarbons, C6-8, naphtha-raffinate pyr I/D I/D I/D N 1 --
68526-77-2 98 Aromatic hydrocarbons, ethane cracking scrubber ef I/D I/D I/D N 1 --
67891-79-6 98 Distillates, petroleum, heavy arom. I/D I/D I/D N 1 --
67891-80-9 98 Distillates, petroleum, light arom. I/D I/D I/D N 1 --
68955-29-3 98 Distillates, petroleum, light thermal cracked, deb I/D I/D I/D N 1 --
64742-91-2 98 Distillates, petroleum, steam-cracked I/D I/D I/D N 1 --
64741-99-7 98 Extracts, petroleum, light naphtha solvent I/D I/D I/D N 1 --
68606-10-0 98 Gasoline, pyrolysis, debutanizer bottoms I/D I/D I/D N 1 --
68956-52-5 98 Hydrocarbons, C4-8 I/D I/D I/D N 1 --
68606-28-0 98 Hydrocarbons, C5 and C10-aliph. and C6-8-arom. I/D I/D I/D N 1 --
68476-45-9 98 Hydrocarbons, C5-10 arom. conc., ethylene-manuf.-b I/D I/D I/D N 1 --
8030-30-6 98 Naphtha I/D I/D I/D N 1 --
64742-73-0 98 Naphtha, petroleum, hydrodesulfurized light I/D I/D I/D N 1 --
64742-49-0 98 Naphtha, petroleum, hydrotreated light I/D I/D I/D N 1 --
68956-70-7 98 Petroleum products, C5-12, reclaimed, wastewater t I/D I/D I/D N 1 --
Benzothiazole- and Morpholine-Based Thiazoles
102-77-2 77 Morpholine, 4-(2-benzothiazolylthio)- 1 1 1 N 1 1
103-34-4 77 Morpholine, 4,4'-dithiobis- 1 1 2 N 1 1
149-30-4 77 2(3H)-Benzothiazolethione 3 2 1 Y 1 1
95-16-9 77 Benzothiazole I/D I/D 2 Y 1 1
95-32-9 77 Benzothiazole, 2-(4-morpholinyldithio)- N/D N/D 3 N 1 3
Crude Butadiene C4
64742-83-2 1 Naphtha, petroleum, light steam-cracked 1 1 1 N 1 1
68477-41-8 1 Gases, petroleum, extractive, C3-5, butadiene-bute 1 1 3 N 1 1
68955-28-2 1 Gases, petroleum, light steam-cracked, butadiene c 1 1 3 N 1 1
68187-60-0 1 Hydrocarbons, C4, ethane-propane-cracked 1 1 3 N 1 1
68476-52-8 1 Hydrocarbons, C4, ethylene-manuf.-by-product 1 1 3 N 1 1
68956-54-7 1 Hydrocarbons, C4-unsatd. 1 1 3 N 1 1
68476-44-8 1 Hydrocarbons, C>3 1 1 3 N 1 1
25167-67-3 44 Butene I/D I/D 2 N 1 2
68512-91-4 1 Hydrocarbons, C3-4-rich, petroleum distillates I/D I/D 3 N 1 3
69103-05-5 1 Hydrocarbons, C4-7, butadiene manuf. by-product I/D I/D 3 N 1 3
Pyrolysis C3[plus] and Pyrolysis C4[plus] Category
64742-83-2 1 Naphtha, petroleum, light steam-cracked 1 1 1 N 1 1
68513-68-8 1 Residues, petroleum, deethanizer tower 1 1 1 N 1 1
68955-28-2 1 Gases, petroleum, light steam-cracked, butadiene c 1 1 3 N 1 1
68476-52-8 1 Hydrocarbons, C4, ethylene-manuf.-by-product 1 1 3 N 1 1
68410-97-9 15 Distillates, petroleum, light distillate hydrotrea 3 2 2 Y 1 1
C5 Noncyclics Category
64742-83-2 1 Naphtha, petroleum, light steam-cracked 1 1 1 N 1 1
68410-97-9 15 Distillates, petroleum, light distillate hydrotrea 3 2 2 Y 1 1
68602-79-9 15 Distillates, petroleum, benzene unit hydrotreater 3 3 2 Y 1