What is the difference between purge septum flow and column flow in gas chromatography?

0 Answers  

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what is LC - MS ? What its wide use in cro/pharmaceutical Industry

4 Answers   Ranbaxy,

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In gas chromatographic analysis sometimes we use headspace, why it is required instead of manually injection?

1 Answers  

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how to selecet an exact coloumn for an new molecule development by hplc how to select exact salt as buffer for new molecule development by hplc what is the the process to select the mode of saparation of compoundes by hplc what is the use of ph of buffer what is use of buffer,ph,organic phase,ans methods how the molecules get saparated in coloumn,

0 Answers  

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difference between calibration and validation

2 Answers   Mylan,

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Weight balance variation limit during analysis

7 Answers   Amneal Pharmaceuticals,

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why xterra column require to use at higher ph?

0 Answers  

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how does h2so4 prevent oxidation of mohr salt before it is titrated?

1 Answers  

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what is MCG dilution in HPLC & GC analysis

1 Answers   Amoli Organics, Cipla,

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Why do we use KMnO4 in the test of control of obsorbance ? and why do we take specific quantity i.e 57-63mg?

0 Answers   Reddy Labs, Vimta Labs,

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What is the Calcultion of S/N Ratio.

2 Answers  

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IN pH CALIBRATION,CALIBRATION IS DONE FOR pH METER OR ELECTRODE?HOW WILL YOU JUDGE THAT THE METER TO BE CALIBRATED WITH 4,7,9.2 BUFFERS?EXPLAIN TEMPERATURE EFFECTS ON pH.

1 Answers   Aurobindo,

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