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313 

Pipeline and Haz. Matls. Safety Admin., DOT 

§ 172.101 

T

ABLE

TO

A

PPENDIX

A—H

AZARDOUS

S

UBSTANCES

O

THER

T

HAN

R

ADIONUCLIDES

—Continued 

Hazardous substance 

Reportable 

quantity (RQ) 

pounds 

(kilograms) 

Acetaldehyde, trichloro- .............................................................................................................................................

5000 (2270) 

Acetamide ..................................................................................................................................................................

100 (45.4) 

Acetamide, N-(aminothioxomethyl)- ..........................................................................................................................

1000 (454) 

Acetamide, N-(4-ethoxyphenyl)- ................................................................................................................................

100 (45.4) 

Acetamide, N-9H-fluoren-2-yl- ...................................................................................................................................

1 (0.454) 

Acetamide, 2-fluoro- ..................................................................................................................................................

100 (45.4) 

Acetic acid .................................................................................................................................................................

5000 (2270) 

Acetic acid, (2,4-dichlorophenoxy)-, salts & esters ...................................................................................................

100 (45.4) 

Acetic acid, ethyl ester ..............................................................................................................................................

5000 (2270) 

Acetic acid, fluoro-, sodium salt ................................................................................................................................

10 (4.54) 

Acetic acid, lead(2 + ) salt ........................................................................................................................................

10 (4.54) 

Acetic acid, thallium(1 + ) salt ...................................................................................................................................

100 (45.4) 

Acetic acid, (2,4,5-trichlorophenoxy)- ........................................................................................................................

1000 (454) 

Acetic anhydride ........................................................................................................................................................

5000 (2270) 

Acetone .....................................................................................................................................................................

5000 (2270) 

Acetone cyanohydrin .................................................................................................................................................

10 (4.54) 

Acetonitrile .................................................................................................................................................................

5000 (2270) 

Acetophenone ...........................................................................................................................................................

5000 (2270) 

2-Acetylaminofluorene ...............................................................................................................................................

1 (0.454) 

Acetyl bromide ...........................................................................................................................................................

5000 (2270) 

Acetyl chloride ...........................................................................................................................................................

5000 (2270) 

1-Acetyl-2-thiourea ....................................................................................................................................................

1000 (454) 

Acrolein ......................................................................................................................................................................

1 (0.454) 

Acrylamide .................................................................................................................................................................

5000 (2270) 

Acrylic acid ................................................................................................................................................................

5000 (2270) 

Acrylonitrile ................................................................................................................................................................

100 (45.4) 

Adipic acid .................................................................................................................................................................

5000 (2270) 

Aldicarb ......................................................................................................................................................................

1 (0.454) 

Aldicarb sulfone .........................................................................................................................................................

100 (45.4) 

Aldrin .........................................................................................................................................................................

1 (0.454) 

Allyl alcohol ...............................................................................................................................................................

100 (45.4) 

Allyl chloride ..............................................................................................................................................................

1000 (454) 

Aluminum phosphide .................................................................................................................................................

100 (45.4) 

Aluminum sulfate .......................................................................................................................................................

5000 (2270) 

4-Aminobiphenyl ........................................................................................................................................................

1 (0.454) 

5-(Aminomethyl)-3-isoxazolol ....................................................................................................................................

1000 (454) 

4-Aminopyridine .........................................................................................................................................................

1000 (454) 

Amitrole .....................................................................................................................................................................

10 (4.54) 

Ammonia ...................................................................................................................................................................

100 (45.4) 

Ammonium acetate ...................................................................................................................................................

5000 (2270) 

Ammonium benzoate ................................................................................................................................................

5000 (2270) 

Ammonium bicarbonate ............................................................................................................................................

5000 (2270) 

Ammonium bichromate .............................................................................................................................................

10 (4.54) 

Ammonium bifluoride .................................................................................................................................................

100 (45.4) 

Ammonium bisulfite ...................................................................................................................................................

5000 (2270) 

Ammonium carbamate ..............................................................................................................................................

5000 (2270) 

Ammonium carbonate ...............................................................................................................................................

5000 (2270) 

Ammonium chloride ...................................................................................................................................................

5000 (2270) 

Ammonium chromate ................................................................................................................................................

10 (4.54) 

Ammonium citrate, dibasic ........................................................................................................................................

5000 (2270) 

Ammonium dichromate

@

..........................................................................................................................................

10 (4.54) 

Ammonium fluoborate ...............................................................................................................................................

5000 (2270) 

Ammonium fluoride ...................................................................................................................................................

100 (45.4) 

Ammonium hydroxide ................................................................................................................................................

1000 (454) 

Ammonium oxalate ....................................................................................................................................................

5000 (2270) 

Ammonium picrate ....................................................................................................................................................

10 (4.54) 

Ammonium silicofluoride ...........................................................................................................................................

1000 (454) 

Ammonium sulfamate ................................................................................................................................................

5000 (2270) 

Ammonium sulfide .....................................................................................................................................................

100 (45.4) 

Ammonium sulfite ......................................................................................................................................................

5000 (2270) 

Ammonium tartrate ....................................................................................................................................................

5000 (2270) 

Ammonium thiocyanate .............................................................................................................................................

5000 (2270) 

Ammonium vanadate ................................................................................................................................................

1000 (454) 

Amyl acetate ..............................................................................................................................................................

5000 (2270) 

iso-Amyl acetate.
sec-Amyl acetate.
tert-Amyl acetate.

Aniline ........................................................................................................................................................................

5000 (2270) 

o-Anisidine .................................................................................................................................................................

100 (45.4) 

Anthracene ................................................................................................................................................................

5000 (2270) 

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