Answer / guest

identification of functional group

Answer / mohit kumar

4000 cm-1 to 625 cm-1

in stress study if your api not soluble in hcl naoh h2o2 then what require to do?

0 Answers  

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WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY

0 Answers  

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how can you do the analysis of compound given to u by hplc

2 Answers  

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Why we inject a standard 6 times for Related substances by HPLC and 5 times for Assay?

3 Answers   GVK,

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Why we don't add Hcl, HNO3, H3PO4 in residue on ignition, why we add H2SO4

1 Answers  

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calibrtion procedue of LC-MS

0 Answers   GVK, Matrix,

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What is the reason for negative peak in HPLC while using UV detector.

2 Answers  

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What are the different types of columns used in HPLC

3 Answers   Wockhardt,

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can some other acids like nitric acid or HCl can be used in the calibration of UV.Vis. spectrophotometer????

2 Answers   Cipla,

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hii, i'm had a sample of 1L that gone through extraction & evaporation. i used 0.5ml of methanol for reconstitution before injecting the sample to HPLC. i made a calibration curve using a standard solution but now i'm confused about how to display the concentration i got from the sample. for ex. i got 0.2ug/ml how i'm gonna explane this is for the 1L ? please help .. i'll really appreciate it thanks

1 Answers  

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we can use expired sample for validation and analyst qualification?

0 Answers  

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What is the difference between qualitative and quantitative analysis (hplc)

1 Answers  

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