40 CFR 63.1352 : Protection Of Environment (§ 1.1 To Parts 1851-1899) — (§ 63.1200 To § 63.1439) — Environmental Protection Agency (Continued) (§ 63.1200 To § 63.1439) — Air Programs (Continued) (§ 63.1200 To § 63.1439) — National Emission Standards For Hazardous Air Pollutants For Source Categories (Continued) (§ 63.1200 To § 63.1439) — National Emission Standards For Hazardous Air Pollutants From The Portland Cement Manufacturing Industry (§ 63.1340 To § 63.1359) — Monitoring And Compliance Provisions (§ 63.1349 To § 63.1352) — Additional test methods.

(a) If you are conducting tests to determine the rates of emission of HCl from kilns and associated bypass stacks at portland cement manufacturing facilities, for use in applicability determinations under § 63.1340, you may use Method 320 or Method 321 of appendix A of this part.

(b) Owners or operators conducting tests to determine the rates of emission of specific organic HAP from raw material dryers, and kilns at Portland cement manufacturing facilities, solely for use in applicability determinations under § 63.1340 of this subpart are permitted to use Method 320 of appendix A to this part, or Method 18 of appendix A to part 60 of this chapter.