Kaolin, reaction products with polysiloxane (generic).

§ 721.10931 Kaolin, reaction products with polysiloxane (generic).

(a) Chemical substance and significant new uses subject to reporting. (1) The chemical substance identified generically as kaolin, reaction products with polysiloxane (PMN P-14-413) is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section.

(i) Protection in the workplace. Requirements as specified in § 721.63(a)(1), (a)(4), (a)(6) (particulate), (b) (concentration set at 1.0 percent), and (c). When determining which persons are reasonably likely to be exposed as required for § 721.63(a)(1) and (a)(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. A NIOSH-certified powered air purifying full facepiece respirator with an Assigned Protection Factor (APF) of at least 1,000 equipped with an appropriate gas/vapor (acid gas, organic vapor, or substance specific) cartridge in combination with HEPA filters or a NIOSH-certified continuous flow supplied air respirator equipped with a full facepiece meet the requirements of § 721.63(a)(4).

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