Overview: This presentation will provide an overview of the rules and assumptions behind the calibration of analytical instruments. We will discuss how external standard, internal standard, and ...

Calibration in analytical chemistry is fundamental to quantifying substances and ensuring the metrological integrity of measurement systems. By establishing a reliable relationship between the ...

This web application is designed to process ICP-MS calibration and sample data from Excel files. To use it, download the template file, fill in your calibration and sample measurements, then upload it ...

A calibration curve has been created in accordance with ASTM D4929 method to show the analysis of chlorine (Cl) in oil. The only difference in method was the use of a rhodium anode tube. The powerful ...

This article shows how the absorbance maxima of Ponceau-S is determined over a wavelength range of 220nm to 800nm using the Eppendorf BioSpectromenter ®. The methods of analysis using this ...

Improved date estimates The Kyrenia Ship hull on the seabed during underwater excavation in the late 1960s. (CC BY 4.0/Kyrenia Ship Excavation team) The Kyrenia Ship is an ancient merchant vessel that ...

The following represents disclosure information provided by authors of this manuscript. All relationships are considered compensated. Relationships are self-held unless noted. I = Immediate Family ...

In this lab, students will determine the amount of caffeine in a beverage. Students will determine the retention time of pure caffeine. From this information, students will be able to identify the ...