Section 710.27 - Activities for which notification is not required(a)In general. The following activities do not trigger notification requirements under this subpart:(1) The manufacturing or processing of a chemical substance in small quantities solely for research and development.(2) The import or processing of a chemical substance as part of an article.(3) The manufacturing or processing of a chemical substance as described in § 720.30(g) or (h) .(4) The manufacturing or processing of a chemical substance solely for export from the United States as described in § 720.30(e) or § 721.3 , except where the Administrator has made a finding described in TSCA section 12(a)(2).(5) The manufacturing or processing of a chemical substance solely for test marketing purposes.(b)Manufacturing or processing naturally occurring chemical substances. The following activities do not trigger notification requirements under this subpart: (1) The manufacture of a naturally occurring chemical substance, as described in § 710.4(b) . Some chemical substances can be manufactured both as described in § 710.4(b) and by means other than those described in § 710.4(b) . If a person manufactures a chemical substance by means other than those described in § 710.4(b) , this exemption is inapplicable, regardless of whether the chemical substance also could have been produced as described in § 710.4(b) . This exemption does not cover the manufacture of a chemical substance from a naturally occurring chemical substance.(2) The processing of a naturally occurring chemical substance only by manual, mechanical, or gravitational means; by dissolution in water; by flotation; or by heating solely to remove water.