40 CFR § 372.28 - Lower thresholds for chemicals of special concern.
(a) Notwithstanding § 372.25 or § 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.
Table 1 to Paragraph (a)(1)
|Chemical name||CAS No.||Reporting threshold|
|Lead (this lower threshold does not apply to lead when contained in a stainless steel, brass or bronze alloy)||7439-92-1||100|
|Polychlorinated biphenyl (PCBs)||01336-36-3||10|
(2) Chemical categories in alphabetic order.
Table 2 to Paragraph (a)(2)
|Category name||Reporting threshold
(in pounds unless
|Dioxin and dioxin-like compounds (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) (see § 372.65(c) for a list of chemicals covered by this category)||0.1 grams.|
|Hexabromocyclododecane (see § 372.65(c) for a list of chemicals covered by this category)||100|
|Polycyclic aromatic compounds (PACs) (see § 372.65(c) for a list of chemicals covered by this category)||100|
(b) The threshold determination provisions under § 372.25(c) through (h) and the exemptions under § 372.38(b) through (h) are applicable to the toxic chemicals listed in paragraph (a) of this section.
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