A person described in § 710.28 is not subject to the requirements of this subpart with respect to any chemical substance described in § 710.25 that the person manufactured or imported under the following circumstances:
(a)
The person manufactured or imported the chemical substance described in § 710.25 solely in small quantities for research and development,
(b)
The person imported the chemical substance described in § 710.25 as part of an article,
(c)
The person manufactured the chemical substance described in § 710.25 in a manner described in § 720.30(g) or (h) of this chapter.
Code of Federal Regulations
[51 FR 21447, June 12, 1986]