ASTM D6007-22 PDF

Full title and description

ASTM D6007-22 — Standard Test Method for Determining Formaldehyde Concentrations in Air from Wood Products Using a Small-Scale Chamber. This method describes use of a small environmental chamber to measure air formaldehyde concentrations emitted from wood and wood-based products under defined temperature, humidity, loading and air‑exchange conditions, producing results intended to be comparable to the large-chamber method (ASTM E1333).

Abstract

ASTM D6007-22 specifies a laboratory small-scale chamber procedure (typical chamber volume 0.02 to 1.0 m³) and associated sampling/analysis to determine formaldehyde concentration in chamber air produced by wood and composite wood products. The method defines specimen conditioning, exposed surface area to chamber volume (loading ratio), make-up air flow and analytical technique (commonly a chromotropic-acid modification of NIOSH procedures or equivalent) so results can be correlated with large-chamber emission tests.

General information

• Status: Current (active standard; under committee maintenance with a revision work item open as of 2024).
• Publication date: August 1, 2022.
• Publisher: ASTM International.
• ICS / categories: 79.060 (Wood-based panels); 13.040 (Air quality); 13.100 (Occupational safety / industrial hygiene).
• Edition / version: D6007-22.
• Number of pages: 9 pages.

Key bibliographic and status points above are taken from the ASTM document record and subsequent committee activity.

Scope

This test method measures the equilibrium formaldehyde concentration in the air within a small environmental chamber produced by one or more specimens of wood or wood-based products. It applies defined chamber volumes (0.02–1.0 m³), controlled temperature and relative humidity, specified specimen loading (exposed surface area to chamber volume), and a conditioned make-up air flow. Results are intended to be comparable and, where appropriate, correlated to ASTM E1333 large-chamber emission results for regulatory, quality-control and research purposes. Analytical determination is typically by a validated gas‑analysis or wet‑chemical procedure (historically a chromotropic-acid modification of NIOSH methods) or an equivalent validated method.

Key topics and requirements

• Small-scale chamber design and acceptance criteria (interior volume, materials, air circulation).
• Specimen preparation and conditioning, surface area measurement and loading ratio (A/V).
• Controlled environmental conditions: temperature and relative humidity requirements during test.
• Make-up air flow and equilibration procedures to reach steady-state concentrations.
• Analytical methods for formaldehyde (chromotropic-acid modification of NIOSH procedures or validated alternatives) and reporting conventions.
• Correlation and comparability guidance with ASTM E1333 (large chamber) results for regulatory and product-class comparisons.

Typical use and users

Used by product testing laboratories, furniture and panel manufacturers, third‑party certifiers, regulatory agencies, and researchers. Typical applications include product development, quality control and compliance testing for formaldehyde emissions from composite wood products, routine factory QC panels, and laboratory research into emission reduction strategies. Results support regulatory compliance programs (for example TSCA Title VI / CARB-related testing) and internal production controls.

Related standards

Commonly referenced standards and related methods include ASTM E1333 (large‑chamber formaldehyde emission and emission‑rate testing), ISO 12460‑2 (small‑scale chamber methods), EN 717‑1 / EN 16516 (European formaldehyde test methods), and national regulations/guidance such as EPA/TSCA Title VI and CARB ATCM requirements. These documents are used together to establish equivalence, correlation and regulatory compliance approaches.

Keywords

Formaldehyde; small-scale chamber; wood products; composite wood; emission testing; ASTM D6007-22; chamber loading ratio; NIOSH chromotropic acid; E1333 correlation; indoor air quality.

FAQ

Q: What is this standard?

A: ASTM D6007-22 is a standard test method that specifies how to measure formaldehyde concentrations in chamber air emitted from wood and wood-based products using a small-scale environmental chamber.

Q: What does it cover?

A: It covers specimen conditioning, chamber parameters (volume, air flow, temperature, humidity), loading ratio (exposed surface area to chamber volume), sampling and analytical procedures (commonly a chromotropic-acid modification of NIOSH methods or validated alternatives), and reporting—designed so results can be compared or correlated with large-chamber methods.

Q: Who typically uses it?

A: Accredited and commercial testing laboratories, manufacturers of wood panels and finished wood products, third‑party certification bodies, regulators, QA/QC teams, and researchers studying emissions or mitigation approaches.

Q: Is it current or superseded?

A: D6007-22 (published August 1, 2022) is the current edition. The ASTM committee has maintained work activity to harmonize and revise methods since publication (a revision work item was opened after 2022), so users should check for any subsequent ballot or revision activity if they require the very latest committee changes.

Q: Is it part of a series?

A: It is part of the family of formaldehyde and emissions test methods used for wood products (notably paired with ASTM E1333 large-chamber method) and is referenced in regulatory and product‑testing frameworks alongside ISO and EN small‑/large‑chamber standards.

Q: What are the key keywords?

A: Formaldehyde, small‑scale chamber, emission testing, wood products, loading ratio (A/V), NIOSH chromotropic acid, ASTM E1333 correlation.