GO
 

Accelerated Aging (ASTM F1980) & Temperature Humidity Chamber Testing

Accelerated aging is widely used in medical device testing and packaging programs to evaluate how storage over time may impact materials, packaging integrity, and product performance—without waiting for the full claimed shelf life.

When timelines are limited, this approach allows teams to simulate long-term storage conditions in a controlled environment using elevated temperature—and, when relevant, humidity.

Using ASTM F1980 alongside temperature humidity chamber testing, manufacturers can generate shelf-life data while real-time aging studies continue in parallel.
 

 

What Is Accelerated Aging in Medical Device Testing?

Accelerated aging is a controlled conditioning method that exposes products and/or packaging to elevated environmental stresses—most commonly temperature, and sometimes humidity—to model time-dependent changes that occur during storage.

The objective is to estimate how a product and/or package will perform at the end of its intended shelf life, with results later confirmed through real-time aging studies.

Accelerated aging testing is commonly used to:

  • Support shelf-life justification and expiration dating (alongside real-time aging)
  • Evaluate packaging or product performance after storage (e.g., seal strength, integrity, material changes)
  • Define storage requirements and acceptable parameters for materials, assemblies, and sterile barrier systems
  • Identify risks earlier in development when changes are still manageable
 


How ASTM F1980 Is Applied in Accelerated Aging Studies

ASTM F1980 is a widely used guide for designing accelerated aging protocols for sterile barrier systems and medical device packaging.

It supports the use of elevated temperature to model time-dependent effects, allowing teams to estimate an accelerated aging duration for a target real-time shelf life.

Specifically, ASTM F1980 provides a framework for:

  • Selecting an accelerated aging temperature
  • Defining the reference (real-time) temperature
  • Applying a temperature-based acceleration model (commonly Q10) to calculate test duration

Important considerations:

  • Accelerated aging supports early shelf-life justification but does not replace real-time aging confirmation
  • Inputs must be scientifically justified and aligned with product and packaging materials
  • Post-aging testing is required to demonstrate continued performance
 


Planning an Accelerated Aging Study (Practical Checklist)

  1. Define the claim
    What shelf life are you supporting (e.g., 1 year, 2 years), and what storage conditions are on labeling?

  2. Define what will be aged
    Packaging only, product only, or packaged product/assembly

  3. Select conditions
    Choose accelerated temperature (and humidity, if relevant) and define the reference real-time temperature

  4. Determine chamber duration and pull schedule
    Translate real-time targets into accelerated duration and define interim testing points

  5. Pre-define acceptance criteria and test methods
    Identify required testing (e.g., integrity, seal strength, visual inspection, functional checks)

  6. Document everything
    Ensure protocols, chamber settings, monitoring records, deviations, and final reports are complete and audit-ready

 

 

Why Temperature Humidity Chamber Testing Matters in Accelerated Aging

Reliable accelerated aging depends on maintaining stable, controlled, and well-documented environmental conditions throughout the study.

Temperature humidity chamber testing ensures that samples experience the intended environment consistently—whether for long-term, intermediate, or accelerated conditioning.

A properly configured chamber supports:

  • Long-term, intermediate, and accelerated conditioning profiles
  • Precise temperature and humidity storage
  • Optional temperature and humidity cycling when required
  • Consistent exposure across all samples
  • Monitoring and documentation for compliance
 

 

Temperature & Humidity Chamber Solutions for Accelerated Aging

Cincinnati Sub-Zero provides temperature and humidity chambers designed specifically for accelerated aging and medical device testing applications.

These systems enable:

  • Temperature and humidity storage and conditioning
  • Stable environmental control for ASTM F1980 studies
  • Programmable cycling profiles for advanced protocols
  • Reliable long-duration performance
  • Support for study setup, tracking, and sample coordination

Whether you are planning an ASTM F1980 study or building a full shelf-life program, properly configured chamber conditions are critical to achieving accurate, repeatable results.

 


What Can Be Tested?

Accelerated aging and temperature humidity chamber testing are commonly used for:

  • Sterile barrier system packaging validation and shelf-life support

  • Medical device and packaging material conditioning
  • Assembled or packaged products intended to maintain performance through storage and distribution
  • Programs that combine accelerated aging with real-time aging confirmation
 


FAQ

Do I still need real-time aging?
In many programs, yes. Accelerated aging supports early justification, while real-time aging confirms performance over the full claimed shelf life.

Is humidity always required?
Not always. Some protocols use temperature only, while others incorporate humidity based on material sensitivity, storage conditions, or specific requirements.

What testing is done after aging?
That depends on the product and package design, but commonly includes package integrity testing, seal evaluations, and functional performance checks.

 


Let’s Talk Shelf-Life Strategy

If you’re planning an accelerated aging study or building a shelf-life validation program, we can help define chamber conditions, develop test profiles, and support your overall strategy.


Request Quote