Answer / ravi

retention time is the time between the injection of the solute to the the time of elution of peak maxima of the solute

Answer / pmrcrao

Retention time of a solute is taken as the elapsed time between the time of injection of a solute and the time of elution of the peak maximum of that solute.

some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?

0 Answers   Micro Labs, VMSRF,

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When recording an IR spectrum in the lab, we take no special precautions to account for the presence of oxygen, nitrogen, or argon in the air. What are the consequences of this?

1 Answers  

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why we are used 4,7,9,2 buffers for the ph calibration

4 Answers   Aurobindo, Enaltec Labs,

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what is optical active and non active give examples?

1 Answers   GVK,

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what is use of acetonitrile compare to methanol in RP-HPLC Method devlopment

7 Answers   Neuland, Orchid,

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What is difference between Primary and secodary reference standard?

2 Answers  

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In Force degradation Study Compound is not degrade in any condition , also in higher stress what can i do ?

4 Answers   Alembic,

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if relative response factor is 1.07, to select how much value

1 Answers   Natco,

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What is the difference between Primay and Secondry Standard ?

6 Answers   College School Exams Tests, Neuland,

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what is the purpose of Buffer in any titration?Ex:In determination of hardness of water we use ammonia ammoniachloride buffer in titration with EDTA.Why?

13 Answers   Amity, Prakriti, Sr Comunications,

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on saturation solubility study data how we can find out the bcs class of drug?

0 Answers  

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why sucrose used in polarimeter calibration?

2 Answers   Reddy Labs, Sugar Factory,

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