What is the diff b/n OVI and Residual solvents

1 Answers  

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Why we are performing wavelength accuracy at lower and higher wavelengths in HPLC calibration

3 Answers  

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why you require QA approval & what is its importance?

2 Answers  

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What is difference between NDA & ANDA ?

1 Answers   Alembic,

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In Karl Fischer titration,What is the situation if the material tested is only soluble in water,and not soluble in the common solvents used such as methanol ?? [e.g. Iron III Hydroxide polymaltose]

1 Answers  

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What is the difference between specified impurity and Identified impurity

1 Answers   Merchant Navy,

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what is full form of RVT

1 Answers  

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what is titrent,& titrate

2 Answers   Graviti Pharmaceuticals,

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what is the difference betwen the analytical column & peparative column?

4 Answers  

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What is the reason for using the 900ml of dissolution medium

16 Answers   Cipla,

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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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what is a placebo peak

2 Answers   GMP Pharma, Optimus,

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