Answer Posted / d.ganesh

The main difference between residue on ignition and sulphated ash is temperature, but the process is same.

what you do when compound having dwel wavelength?

748

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why lactose has less charges when packed in steel containers when compared with packing of lactose in polyamide material?

2298

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we can use expired sample for validation and analyst qualification?

806

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if you have given one product then how you determine the impurity in that?

737

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Why only hydroxy naphthol blue indicator is used for standardisation of 0.05M EDTA solution instead of solochrome Black T or Euriochrome Black T indicator which is used for all sample analysis with 0.05M EDTA solution?

2718

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we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion

1868

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how much mass should be there in volumetric flask while in preparation of sample for assay? 

2576

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How will u perform degradation study in detectors other thann PDA in HPLC Methodology

2541

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What is related substance by HPLC impurity limits as per USP?

1104

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In HPLC (Waters) software Empower1,2 &3 what is the updation for each version

3028

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How do we quantify crystaline and amarpous forms by using (NMR, XRD)spectroscopic techniques? Which any others instruments are useful for this quantification? explain

2387

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What is Band broading effect explain

1878

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What is the difference between Discriminating media and DPDM(Dissolution Profile with Different Media)

7540

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Why we select scan range from higer wavelength to lower wavelength in uv visible spectroscopy and ftir spectroscopy ? .

911

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if you have given a blank water how you analyse by general analytical techniques?

2028

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