analytical protocol Flashcards
1
Q
first and second step (analytical protocol)
A
Defining the problem and choice of method : nature of analyte quantitative/qualitative? probe/test anticipate response
2
Q
third step (analytical protocol)
A
sampling: sample size (analyse conc and response) temporal variations spatial variations
3
Q
fourth step (analytical protocol)
A
preliminary sample treatment, consider: weight/volume drying crushing digestions - rocks homogeneity - mixing
4
Q
step five(analytical protocol)
A
Separation and isolation
precipitation, solvent extraction and chromatography
5
Q
step six(analytical protocol)
A
Final measurement
Calibration curve = quantitative
6
Q
step seven (analytical protocol)
A
Method validation
use of standards for meaningful results
7
Q
step eight (analytical protocol)
A
assessment of results
statistical methods