GDRP – 5 Steps to Excellence - METTLER TOLEDO

GDRP™ – 5 Steps to Excellence

Good Density and Refractometry Practice is a 5 step program to improve your Lab process. It covers the entire lifecycle of your investment and helps to improve quality while reducing risks and costs.

Risk-free measurement of density and refractive index



GDRP Risk Check

Do you know what is your risk in the measurement of density or refractive index?
Different factors can affect your measurement results. Take 5 minutes to answer 11 questions to estimate the reliability of your results 

Dependable analysis of density and refractive index starts long before daily routines in the laboratory: A requirements-based selection of the system, as well as professional installation and training form the basis for dependable and error-free measurement of density or refractive index. GDRP reduces the risks associated with density and refractive index analysis and facilitates

  • Compliance with regulations
  • Preservation of the accuracy and precision of results
  • Increased productivity and reduced costs
  • Professional qualification and training


Step 1 - Evaluation
Selecting the right analytical system not only involves knowing your current needs, but must also take into account future requirements. You can secure the first few steps on the right path by using our professional consulting services and documentation of your requirements.
 Step 2 - Selection
Once the actual and future needs have been clearly identified, the best suitable analytical system can be selected. This includes the measuring instrument with the required specifications but also automation and software if required.
Step 3 - Installation
Correct installation is crucial to guarantee the best working conditions as well as longevity for the selected system. It starts with the selection of the location, taking into account external influences like sun, drafts, vibrations, etc. The best suitable tube connections and connection to additional measuring cells, automation units and/or computer is important to guarantee trouble free operation.
Step 4 - Qualification
After installation, the system needs to be qualified for the operations it needs to fulfill. Professional commissioning and qualification of the analytical instrument used in QC or production is required. These activities need to be documented in a way that’s easy to understand and traceable. The services offered by METTLER TOLEDO encompasses execution of the qualification process, including all documentation. This includes professional training which gives you the confidence and skills to operate the instrument correctly.
 Step 5 - Routine Operation
Well trained users and regularly maintained instruments reduce the likelihood of day-to-day measurement errors, preventing potentially expensive follow-up costs. METTLER TOLEDO’s many years of expertise and experience are available in the form of comprehensive literature and trained sales consultants. Seminars are also available for users to refresh their knowledge. METTLER TOLEDO offers specifically tailored services for regular care and maintenance, helping minimize the most common risks with minimal effort.
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