Yibadatihan Simayi

7 Questions 2 Answers 0 Followers

Questions related from Yibadatihan Simayi

In order to run general linear model (GLM) or analysis of variance (ANOVA) how many replications of result data should we have ?

Thank you.

12 December 2014 2,818 2 View

Which statistical data analysis I should use on optimization of sample extraction?

I am working on optimization of extraction procedure for multi-mycotoxin analysis. On this part I want to chose the best extraction solvent among 10 different solvents for the simultaneous...

12 December 2014 1,097 4 View

On the linearity of an analytical procedure what dose the intercept depend on?

When we validate an analytical determination method with instruments like HPLC, LC-MS etc we conduct the linearity tests to create calibration curves, then we will get the linear equation Y=mx±c....

09 September 2014 3,190 8 View

Why do we dilute sample extracts during sample preparation for mycotoxin analysis?

On the mycotoxins determination methods, in terms of sample preparation procedures, some methods dilute the sample extract before analysis (or before clean up) while some others do not. Why is...

09 September 2014 3,771 8 View

Does the total run time of LC-MS/M affect the validation (LOD/LOQ, recovery, precision) and sample results?

On the multi-mycotoxin determination studies with LC-MS/MS, if when we already find out the validation (LOD/LOQ, recovery, precision) and sample results with the total LC-MS/MS run time of 25min....

09 September 2014 1,421 12 View

What is the meaning of quadratic effect of factors on the response surface methodology (RSM)?

usually we use the RSM on optimization studies to investigate the effect of different factors on the response and to find out the optimum factor levels for the proposed responses. here we have...

08 August 2014 2,679 7 View

Why do we use internal standards for mycotoxin determination?

On the mycotoxin determination methods for what purpose we use internal standards? Does it have any advantages that using external standard does not have? Why do we just not use external standards?

08 August 2014 4,608 6 View