Task and result
Chemical analysis and expert examination: which result does your task need?
A figure in a test report answers a question about a measured indicator. Resolving a dispute usually also requires explaining what that result means for the particular object and questions posed.
Read the article ↗Before examination
How to prepare materials for a chemical examination
A good sample description starts before the laboratory. Its acquisition, use and storage history helps define the task correctly and avoid attributing more to the result than it supports.
Read the article ↗Expert report review
Reviewing a chemical expert examination: what documents can reveal
A substantive review examines the connection between source data, measurements and findings. What matters is explanation of a particular deficiency rather than the number of criticisms.
Read the article ↗Materials and application
An adhesive or sealant failed: which data are needed to check it?
A failed joint does not yet show which factor was decisive. The material, substrate and application conditions all matter for examination.
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