There are two methods for the extraction of the standard solution, mainly the direct preparation of the reference substance and the calibration of the standard...

Is the standard solution a solution? In general, it can be understood in this way, but the solution mainly refers to a mixture of a variety of or at least two...

When we use chemical analysis or instrumental analysis for analytical determination, it is often necessary to configure a standard solution. A standard soluti...

Standard solution refers to a reagent solution with an accurate known concentration, and titrators are commonly used in titration analysis. In other analytica...

Standard solution refers to a reagent solution with an accurate known concentration, and titrators are commonly used in titration analysis. In other analytica...

Standard solution refers to a reagent solution with an accurate known concentration, and titrators are commonly used in titration analysis. In other analytica...

A reference substance is a material or substance for which one or more characteristic values have been well determined and are sufficiently uniform, and a cert...

A reference standard is "the standard of measurement generally having the highest metrological characteristics in a given area or within a given organization, ...

The storage of the standard material should ensure the storage of environmental conditions, when the standard material storage is lost, it may cause its denatu...