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Federal Register / Vol. 86, No. 157 / Wednesday, August 18, 2021 / Rules and Regulations
be used. For purposes of 721.72e, the concentration is set at 1.0%.
ii Industrial, commercial, and consumer activities. Requirements as specified in 721.80k. It is a significant new use to manufacture, process, or use the substance in any manner that generates a vapor, mist, particulate, or aerosol.
iii Release to water. Requirements as specified in 721.90a4, b4, and c4 where N=1000.
b Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph b.
1 Recordkeeping. Recordkeeping requirements as specified in 721.125a through c, f through i, and k are applicable to manufacturers and processors of this substance.
2 Limitation or revocation of certain notification requirements. The provisions of 721.185 apply to this section.
3 Determining whether a specific use is subject to this section. The provisions of 721.1725b1 apply to paragraph a2ii of this section.
8. Add 721.11288 to read as follows:

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721.11288
methyl-.

Benzene, 1-chloromethyl-3-

a Chemical substance and significant new uses subject to reporting.
1 The chemical substance identified as benzene, 1-chloromethyl-3-methylPMN P18134; CAS No. 620199 is subject to reporting under this section for the significant new uses described in paragraph a2 of this section.
2 The significant new uses are:
i Protection in the workplace.
Requirements as specified in 721.63a1, a2i and iii, a3
through 5, a6v and vi, b, and c. When determining which persons are reasonably likely to be exposed as required for 721.63a1 and 4, engineering control measures e.g., enclosure or confinement of the operation, general and local ventilation or administrative control measures e.g., workplace policies and procedures shall be considered and implemented to prevent exposure, where feasible. For purposes of 721.63a5, respirators must provide a National Institute for Occupational Safety and Health NIOSH assigned protection factor APF of at least 1,000. For purposes of 721.63a6, the airborne forms of the substance include particulate and combination gas/vapor and particulate.
For purposes of 721.63b, the concentration is set at 0.1%.
ii Hazard communication.
Requirements as specified in 721.72a through f, g1, g2i through v,
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g3i and ii, g4iii, and g5. For purposes of 721.72e, the concentration is set at 0.1%. For purposes of 721.72g1, this substance may cause: Respiratory irritation; severe skin burns and eye damage; sensitization respiratory and dermal; serious eye irritation;
respiratory complications; central nervous system effects; reproductive effects; cancer; developmental effects.
Alternative hazard and warning statements that meet the criteria of the Globally Harmonized System and OSHA
Hazard Communication Standard may be used.
iii Industrial, Commercial, and consumer activities. Requirements as specified in 721.80k. It is a significant new use to vary the process or use methods described in the PMN
such that occupational exposure is increased.
iv Release to water. Requirements as specified in 721.90a1, b1, and c1.
b Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph b.
1 Recordkeeping. Recordkeeping requirements as specified in 721.125a through i and k are applicable to manufacturers and processors of this substance.
2 Limitation or revocation of certain notification requirements. The provisions of 721.185 apply to this section.
3 Determining whether a specific use is subject to this section. The provisions of 721.1725b1 apply to paragraph a2iii of this section.
9. Add 721.11305 to read as follows:
721.11305 Unsaturated polycyclic hydrocarbon generic.

a Chemical substance and significant new uses subject to reporting.
1 The chemical substance identified generically as unsaturated polycyclic hydrocarbon PMN P17419 is subject to reporting under this section for the significant new uses described in paragraph a2 of this section.
2 The significant new uses are:
i Protection in the workplace.
Requirements as specified in 721.63a1, a2i, a3 through 5, a6v and vi, b, and c. When determining which persons are reasonably likely to be exposed as required for 721.63a1 and 4, engineering control measures e.g., enclosure or confinement of the operation, general and local ventilation or administrative control measures e.g., workplace policies and procedures shall be considered and implemented to
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prevent exposure, where feasible. For purposes of 721.63a5, respirators must provide a National Institute for Occupational Safety and Health NIOSH assigned protection factor APF of at least 50. For purposes of 721.63b, the concentration is set at 1.0%.
ii Hazard communication.
Requirements as specified in 721.72a through f, g1, g2i, ii, iv and v, g3i and ii, g4iii, and g5.
For purposes of 721.72e, the concentration is set at 1.0%. For purposes of 721.72g1, this substance may cause: Skin sensitization;
specific target organ toxicity; skin irritation; respiratory complications;
reproductive effects; developmental effects. Alternative hazard and warning statements that meet the criteria of the Globally Harmonized System and OSHA
Hazard Communication Standard may be used.
iii Industrial, commercial, and consumer activities. Requirements as specified in 721.80k and t. It is a significant new use to manufacture the substance for more than 9 months.
iv Release to water. Requirements as specified in 721.90a1, b1, and c1.
b Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph b.
1 Recordkeeping. Recordkeeping requirements as specified in 721.125a through i and k are applicable to manufacturers and processors of this substance.
2 Limitation or revocation of certain notification requirements. The provisions of 721.185 apply to this section.
3 Determining whether a specific use is subject to this section. The provisions of 721.1725b1 apply to paragraph a2iii of this section.
10. Add 721.11308 to read as follows:
721.11308

Mixed metal oxide generic.

a Chemical substance and significant new uses subject to reporting.
1 The chemical substance generically identified as mixed metal oxide PMN
P1855 is subject to reporting under this section for the significant new uses described in paragraph a2 of this section.
2 The significant new uses are:
i Protection in the workplace.
Requirements as specified in 721.63a1, 3 through 6, b, and c. When determining which persons are reasonably likely to be exposed as required for 721.63a1 and 4, engineering control measures e.g.,
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