defr Glossar

Often, the solid reference is the secondary standard. In contrast to the standard suspension, it is not liquid. This sentence seems rather confusing, and I would omit it all together and simply use the explanation below.

SIGRIST measuring instruments use a solid reference standard based on glass. As compared to a calibration liquid, this solid reference standard is much easier to handle in the field. Moreover, the solid reference standard allows a simple, automatic reference measurement. Quality assurance



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René Gehri
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