why do we have to used saturated ammonia in TLC

3 Answers   Cipla, IPCL, Mylan,

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in which situation ion pair agent require to use?

0 Answers  

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How can we calculates the solubility of the drug in different medias by injecting in to hplc????(solubility studies)

2 Answers   Super Pharmaceuticals,

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how to develop the icp ms method? Application of icp ms?

0 Answers  

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Dear Sir, This is Thirunavukkarasu am working in Ordain Health Care AR&D, Am Having one problem While doing method development my question Metadoxine and Pyridoxine same chemical nature and structural activity i tried lot of methods but Analyte eluted same Retantion time i cant separate both peaks. solubility, pH both are same only only difference melting point metadoxine 210 C Pyridoxine 102 C please do the help needful for me

5 Answers   Ordain Solutions,

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how to prepare working standard in our laboratory aganist reference standard ?

4 Answers   Merit Biolabs, Unichem,

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what is stability study ? why it is needed and how itis done

2 Answers   Dr Reddys, RB,

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What is method validation in quality control

1 Answers   Alchem,

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In pharmacopeal solibility parameter of a material, is et essential to test all paramete? If 70-75% parameter passes can we assess that the material is satisfactory or not?

1 Answers   Aurobindo,

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what is the conductivity of hplc grade water?

4 Answers  

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WHAT IS DIFFERENCE BETWEEN RRT AND RRF IN HPLC

2 Answers   Cadila,

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When performing Moisture content how to you say only Methanol react with water not product Explain?

2 Answers   Orchid,

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