Code of Federal Regulations (alpha)

CFR /  Title 40  /  Part 372  /  Sec. 372.28 Lower thresholds for chemicals of special concern.

(a) Notwithstanding Sec. 372.25 or Sec. 372.27, for the toxic chemicals set forth in this section, the threshold amounts for manufacturing (including importing), processing, and otherwise using such toxic chemicals are as set forth in this section.

(1) Chemical listing in alphabetic order. ------------------------------------------------------------------------

Reporting

Chemical name CAS No. threshold------------------------------------------------------------------------Aldrin.......................... 00309-00-2 100Benzo(g,h,i)perylene............ 00191-24-2 10Chlordane....................... 00057-74-9 10Heptachlor...................... 00076-44-8 10Hexachlorobenzene............... 00118-74-1 10Isodrin......................... 00465-73-6 10Lead (this lower threshold does 7439-92-1......... 100

not apply to lead when

contained in a stainless steel,

brass or bronze alloy)Mercury......................... 07439-97-6 10Methoxychlor.................... 00072-43-5 100Octachlorostyrene............... 29082-74-4 10Pendimethalin................... 40487-42-1 100Pentachlorobenzene.............. 00608-93-5 10Polychlorinated biphenyl (PCBs). 01336-36-3 10Tetrabromobisphenol A........... 00079-94-7 100Toxaphene....................... 08001-35-2 10Trifluralin..................... 01582-09-8 100------------------------------------------------------------------------

(2) Chemical categories in alphabetic order. ------------------------------------------------------------------------

Category name Reporting threshold------------------------------------------------------------------------Dioxin and dioxin-like compounds 0.1 grams

(Manufacturing; and the processing or

otherwise use of dioxin and dioxin-like

compounds if the dioxin and dioxin-like

compounds are present as contaminants in

a chemical and if they were created

during the manufacturing of that

chemical) (This category includes only

those chemicals listed below).

67562-39-4 1,2,3,4,6,7,8-

Heptachlorodibenzofuran55673-89-7 1,2,3,4,7,8,9-

Heptachlorodibenzofuran70648-26-9 1,2,3,4,7,8-

Hexachlorodibenzofuran57117-44-9 1,2,3,6,7,8-

Hexachlorodibenzofuran72918-21-9 1,2,3,7,8,9-

Hexachlorodibenzofuran60851-34-5 2,3,4,6,7,8-

Hexachlorodibenzofuran39227-28-6 1,2,3,4,7,8-Hexachlorodibenzo-p-

dioxin57653-85-7 1,2,3,6,7,8-Hexachlorodibenzo-p-

dioxin19408-74-3 1,2,3,7,8,9-Hexachlorodibenzo-p-

dioxin35822-46-9 1,2,3,4,6,7,8-

Heptachlorodibenzo-p-dioxinLead Compounds 10039001-02-0 1,2,3,4,6,7,8,9-

Octachlorodibenzofuran03268-87-9 1,2,3,4,6,7,8,9-

Octachlorodibenzo-p-dioxin57117-41-6 1,2,3,7,8-

Pentachlorodibenzofuran57117-31-4 2,3,4,7,8-

Pentachlorodibenzofuran40321-76-4 1,2,3,7,8-Pentachlorodibenzo-p-

dioxin51207-31-9 2,3,7,8-Tetrachlorodibenzofuran01746-01-6 2,3,7,8 Tetrachlorodibenzo-p-

dioxin

Mercury compounds 10

Polycyclic aromatic compounds (PACs) (This 100

category includes only those chemicals

listed below).

00056-55-3 Benz(a)anthracene00205-99-2 Benzo(b)fluoranthene00205-82-3 Benzo(j)fluoranthene00207-08-9 Benzo(k)fluoranthene00206-44-0 Benzo(j,k)fluorene00189-55-9 Benzo(r,s,t)pentaphene00218-01-9 Benzo(a)phenanthrene00050-32-8 Benzo(a)pyrene00226-36-8 Dibenz(a,h)acridine00224-42-0 Dibenz(a,j)acridine00053-70-3 Dibenzo(a,h)anthracene00194-59-2 7H-Dibenzo(c,g)carbazole05385-75-1 Dibenzo(a,e)fluoranthene00192-65-4 Dibenzo(a,e)pyrene00189-64-0 Dibenzo(a,h)pyrene00191-30-0 Dibenzo(a,l)pyrene00057-97-6 7,12-Dimethylbenz(a)anthracene42397-64-8 1,6-Dinitropyrene42397-65-9 1,8-Dinitropyrene00193-39-5 Indeno[1,2,3-cd]pyrene00056-49-5 3-Methylcholanthrene03697-24-3 5-Methylchrysene07496-02-8 6-Nitrochrysene05522-43-0 1-Nitropyrene57835-92-4 4-Nitropyrene------------------------------------------------------------------------

(b) The threshold determination provisions under Sec. 372.25(c) through (h) and the exemptions under Sec. 372.38(b) through (h) are applicable to the toxic chemicals listed in paragraph (a) of this section. [64 FR 58750, Oct. 29, 1999, as amended at 66 FR 4527, Jan. 17, 2001; 75 FR 72733, Nov. 26, 2010]