what is range of Vivible UV ? What is UV& Vivible spctroscopy use for ?

6 Answers  

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mixed 1.0 ml of methanol and 1.0 ml of toluene and injected in gas chromatography.will you prove that both solvents are in the ratio 1:1(not by area normalization)

1 Answers  

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why should we perform dissolution PVT calibration only by UV spectrometer, not by HPLC ?

0 Answers  

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What are modes of quantification in related substances

0 Answers   Hospira,

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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 the results if we use ODScolumn instead of BDS column ,(ther parameter is same for column) in assay method ?

3 Answers  

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In the method validation proceedure,lod & loq calculation we use the formulae for LOD=3.3*SD/slope and for LOQ=10*SD/slope,why we use 3.3 & 10 in the formulae?

1 Answers  

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How to set analytical specification for combination products?

0 Answers  

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Why 10%,20%,30% Sucrose solution is used for the calibration of polarimeter?

5 Answers   Cipla, LGC Promochem,

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(0.41)d what is d?

1 Answers   Gland Pharma,

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in hplc calibration injector linearity pass,it means inj and det is good. why to perform detector linearity is it required, if it is required,what is difference between injector and detector linearity in hplc calibration

4 Answers   Dr Reddys, Hetero,

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What is the difference between uplc and hplc

4 Answers   AAU Assam Agricultural University, Hetero,

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