Good Weighing Practice™ - METTLER TOLEDO
Good Weighing Practice
GWP®, the global weighing guideline, provides you with sustainable quality and security in your weighing processes.
  • Guaranteed quality
  • Secure audits
  • Reduced costs
  • Minimized risk

Get free White Papers and other Literature to enhance your application know-how.

Download Literature!

GWP® helps you to assure consistent product quality and to avoid out-of-spec results or bad production batches. With Good Weighing Practice™ you comply with all regulations applicable to your weighing process — at an optimal investment of time and money.

With its risk-based approach, GWP® helps you to make the right decisions when it really matters, covering all important stages of the weighing process.

For more information visit the GWP® Home Page
Back to Good Measuring Practices home page
1 Evaluation
Understanding your weighing process

The GWP® standard helps you in evaluating your weighing requirements in a simple and objective way.

Your benefits:
  • Use a clear set of criteria to document metrological, environmental and regulatory requirements
  • Receive a GWP® Recommendation that summarizes your requirements in one piece of documentation.
2 Selection
Optimal match for perfect quality

You select the right balance or scale meeting your weighing requirements — not more, not less

Your benefits:
  • Purchase only equipment with a suitable accuracy to meet your process and quality requirements.
  • Environmental and regulatory factors are considered before the purchase.
3 Installation
Proper installation and configuration

Professional installation, and qualification of the weighing system along with in-depth user training ensure trouble free weighing right from the start.

Your benefits:
  • Immediate readiness of users and instruments from day one.
  • Documentation traceable to national or international standards.
4 Calibration
Confidence in having the relevant documentation

Document the measurement uncertainty and minimum weight of your weighing equipment to assess its performance on site.

Your benefits:
  • Assurance that balances and scales weigh within process tolerances.
  • Audit-proof documentation.
5 Routine Operation
Optimized testing minimizes risks and costs

A risk-based test scheme allows you to invest resources where it really matters.

Your benefits:
  • Clear recommendations for routine test methods, test frequencies, test weights and pass/fail limits.
  • Only perform meaningful tests and reduce unnecessary efforts.

Stay on Top and Assure Quality!
Register and get free access to White Papers and other Literature
to enhance your application know-how.

Thank you for visiting We have tried to optimize your experience while on the site, but we noticed that you are using an older version of a web browser. We would like to let you know that some features on the site may not be available or may not work as nicely as they would on a newer browser version. If you would like to take full advantage of the site, please update your web browser to help improve your experience while browsing