16 CFR 1616.3
§ 1616.3 General requirements.
United States · 16 CFR — Commercial Practices · Status: effective
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- Citation
- 16 CFR 1616.3, § 1616.3 General requirements, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/66226
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Full text
(a) Summary of test method. Conditioned specimens are suspended one at a time vertically in holders in a prescribed cabinet and subjected to a standard flame along their bottom edges for a specified time under controlled conditions. The char lengths are recorded.
(b) Test criteria. The test criteria when the testing is done in accordance with § 1616.4 Sampling and acceptance procedures and § 1616.5 Test procedures are:
(1) Average char length. The average char length of five specimens shall not exceed 17.8 cm. (7.0 in.).
(2) Full-specimen burn. No individual specimen shall have a char length of 25.4±0.5 cm. (10±0.2 in.).
(c) Details of the number of specimens which must meet the above test criteria for unit acceptance is specified in § 1616.4.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.