ASTM D4332-22 PDF

Full title and description

ASTM D4332-22 — Standard Practice for Conditioning Containers, Packages, or Packaging Components for Testing. This practice specifies standard and special conditioning and testing atmospheres and procedures used to bring containers, packages, or packaging components to equilibrium with a defined atmosphere prior to physical or transit-simulation testing, so that measurements are meaningful and reproducible.

Abstract

Provides temperature and relative-humidity conditioning procedures (including standard, preconditioning, and environmental atmospheres), guidance on equilibration time and specimen placement, and references to related test methods and practices used when conditioning packaging materials and assemblies for subsequent testing (for example, transit simulation or compression testing). The practice is commonly used as the conditioning reference for packaging tests.

General information

• Status: Active.
• Publication date: 01 May 2022 (D4332-22); ASTM document listing also shows last updated 02 Jun 2022.
• Publisher: ASTM International.
• ICS / categories: 55.020 — Packaging and distribution of goods in general.
• Edition / version: D4332-22 (current revision).
• Number of pages: 3.

Scope

This practice provides standard and special conditioning and testing atmospheres to simulate field conditions that a container, package, or packaging component may encounter during its life or test cycle, and describes procedures to condition specimens until they approach or reach equilibrium with the specified atmosphere. It is frequently used for conditioning prior to transit-simulation testing and references Practice D685 when box-compression strength at standard atmosphere conditions is to be quantified.

Key topics and requirements

• Defined conditioning atmospheres: preconditioning, standard conditioning, and a set of environmental conditioning atmospheres (environmental table) for specialized needs.
• Numeric values (typical from the practice): preconditioning approx. 20–40 °C and 10–35 % RH; standard conditioning 23 ± 1 °C and 50 ± 2 % RH (with allowed short-term measurement fluctuations noted in the text).
• Environmental conditioning atmospheres (table) for various field-simulating conditions; when unspecified, the standard conditioning atmosphere is to be used.
• Equilibration guidance: if the specific test procedure does not require a time, a minimum of 72 hours or until equilibrium is recommended (actual time may vary by material and specimen).
• Measurement and control: temperature and relative-humidity measurements should be made as close to the specimen as practicable (Test Method E337 is referenced for humidity measurement methods).
• Specimen placement: support and positioning guidance so all surfaces have access to the conditioning atmosphere (pallets or supports allowed if they do not alter the specimen).
• Cross-references and use: references Practice D685 for box-compression conditioning and Practice F2825 for certain environmental conditioning selections.

Typical use and users

Used by packaging engineers, test laboratories, quality/assurance teams, manufacturers of packaging materials and containers, logistics and distribution specialists, and third‑party package-testing service providers to ensure consistent pre-test conditioning prior to physical property, transit simulation, or compression tests. Laboratories and service providers cite and apply D4332 when establishing conditioning procedures for packaging tests.

Related standards

Commonly referenced standards and practices include ASTM D685 (box compression testing / conditioning for compression-strength quantification), ASTM F2825 (environmental conditioning atmospheres guidance), and ASTM E337 (test method for measuring humidity). The practice itself lists and cross-references relevant ASTM packaging and environmental test methods.

Keywords

conditioning, temperature, relative humidity, packaging, containers, packaging components, transit simulation, equilibration, environmental atmospheres, D4332.

FAQ

Q: What is this standard?

A: ASTM D4332-22 is a short ASTM practice that defines standard and special atmospheric conditioning procedures for containers, packages, and packaging components prior to testing.

Q: What does it cover?

A: It covers types of conditioning atmospheres (preconditioning, standard, environmental), target temperature and relative-humidity ranges (including the standard 23 ± 1 °C / 50 ± 2 % RH), guidance on specimen placement and equilibration time, and cross-references to other relevant test methods (for example, D685 and E337).

Q: Who typically uses it?

A: Packaging designers, manufacturers, quality-control and test laboratories, distribution and logistics engineers, and third‑party package‑testing services use this practice to ensure consistent conditioning prior to measurements and transit‑simulation tests.

Q: Is it current or superseded?

A: The active edition is D4332-22 (published 01 May 2022 and listed as active/last updated 02 Jun 2022). It supersedes prior revisions (for example D4332-14). Users should confirm they are using the current revision from ASTM before applying the practice.

Q: Is it part of a series?

A: It is a stand‑alone ASTM practice within the D10 (packaging) committee portfolio and is commonly used alongside related ASTM packaging and environmental test methods (D685, F2825, E337, etc.).

Q: What are the key keywords?

A: Conditioning; temperature; relative humidity; packaging; transit simulation; equilibration; environmental atmospheres; container testing.