---
kind: "section"
citation: "24 C.F.R. § 3280.406"
title: "24"
number: "3280.406"
heading: "Air chamber test methods for certification and continuing qualification of formaldehyde emission levels."
url: "https://uscodex.org/cfr/24/3280.406"
---

# §3280.406. Air chamber test methods for certification and continuing qualification of formaldehyde emission levels.

- (a) **Definitions.** For purposes of this section, the definitions found in [40 CFR 770.3](/cfr/40/770.3.md) apply.
- (b) **Testing requirements.** Testing of composite wood products must be performed pursuant to the general requirements of 40 CFR [770.20(a)](/cfr/40/770.20.md?p=a) and [(b)](/cfr/40/770.20.md?p=b). Certification testing must be performed pursuant to one of the air chamber test methods specified in [40 CFR 770.15](/cfr/40/770.15.md) (ASTM E1333-14, or ASTM D6007-14, both incorporated by reference, see [§ 3280.4](/cfr/24/3280.4.md)). Quarterly testing must be performed pursuant to one of the air chamber test methods specified in [40 CFR 770.20(c)](/cfr/40/770.20.md?p=c) (ASTM E1333-14 or ASTM D6007-14).
- (c) **Samples for testing.** Samples for testing shall comply with [40 CFR 770.24](/cfr/40/770.24.md).

## Notes

### Amendments

[85 FR 5566, Jan. 31, 2020]

### Authority

Authority: 15 U.S.C. 2697, 42 U.S.C. 3535(d), 5403, and 5424.

### Source

Source: 40 FR 58752, Dec. 18, 1975, unless otherwise noted. Redesignated at 44 FR 20679, Apr. 6, 1979.

### Amendments

[85 FR 5566, Jan. 31, 2020]