Answer / chandu 4m apex

to check the detector absorbption takes place with in the selected range or not

WHY POTASSIUM DICROMATE USING IN UV CALIBRATION

1 Answers   Apotex, Micro Labs, Rene,

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What is Isotope tracer technique?

1 Answers   LAP, MAHINDRA, MPSC, PSI Data Systems, WNS,

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Why Ethanol is Used for Standardization of GC Head space?

0 Answers   Anuh Pharma, Cipla, Finar Chemicals, Hetero, Sun Pharma,

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why hydrogen and zero air used for flame ignition in gc?

1 Answers  

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In UV we measure absorbance , how it is happend ? explain me

4 Answers  

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Which buffer is used for LC/MS mobile phase & at What Conc.

3 Answers  

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What is split

4 Answers   Vimta Labs,

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how can you decide API molucule acedic or basic compound by test?

2 Answers   Posh Chemicals,

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today i am doing calibration of HPLC. when i inject the blank it was going on -ve.(bleow then zero) why?

3 Answers  

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How to choose concentration of LOQ solutions for RS analysis? Example.

1 Answers   Abbott, Indoco Remedies,

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Wath is the differenc between two column HPLC wich have the samme support , lenth , pore size, etc.. But different name .for exemple : Spherisorb / lichrosorb

2 Answers   NDA,

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How do we quantify crystaline and amarpous forms by using (NMR, XRD)spectroscopic techniques? Which any others instruments are useful for this quantification? explain

0 Answers   Graviti Pharmaceuticals, Vimta Labs,

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