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By using EDTA

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

3 Answers   GVK,

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what is the meaning of ventillation in HPLC?

3 Answers   Amneal Pharmaceuticals,

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Difference between uv detector nd RI DETECTOR? wt s the difference between OVI Solvents nd residual solvents incase of GAS CHROMATOGRAPHY? nd wt s its detection limit?

3 Answers  

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How we develop a method by HPLC for unknown compound,if we got three peaks with same response then how we can find out which one is our desired compound's peak without taking help of LC MS.

4 Answers   Apotex, Kemwell,

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effect of pore size, pore volume, partical size, column length, carbon load on retention time? what is carbon load? what is the use?

0 Answers  

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In standard weight box used for calibration of analytical balance there are two numbers (Qty) of 20mg, 200mg,2.oGM weights. Why?

2 Answers   Orchid,

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how to start the method development of Dissolution and related substances.

1 Answers   Apex,

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why holmium perchloate solution in Uv calibration

2 Answers   Alembic,

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What is zero water in TOC Analysis?

1 Answers   Orchid,

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If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?

0 Answers  

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How do we fix the sample concentaryion in hplc method development. What is the basis?

0 Answers  

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if your product is soluble in 0.1n hcl and water then which you choose as media from these 2 media?

0 Answers  

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