Answer Posted / bari jay bhupendra

molarity- molar concentration and concentration of solution is measure as number of moles of solute per liter of solution.hcl contain 6 mole liter of solution.



normality- a measure solution concentration as eqvivalent and liter per solution.

1.What is the difference between method validation and method verification 2.Which guidelines proposed to method transfer

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How we can identify process related and degradation impurity in single method with short period?

819

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How to start the dissolution development for unknown tab?

1680

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Why sodium hydroxide used for maintain pH of phosphate buffer

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What is the principle of HPLC, GC, LCMS, GCMS,LC QQQ, GC QQQ, LC Q TOF and GC Q TOF. What are the applications and Specificity?

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what are risk assement in the analytical qbd?

762

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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

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what is impurity profile. how to interpret this impurity profile to a drug product or drug substance.

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[3/28, 20:52] Manoj P Venkatpurwar: how many impurities require to inject in assay specificity that how we can find out? and in Rs also how?

795

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How can the GC or HPLC method is selected to determine the impurity profile in drug product?

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which one is better separation in high pressure liquide chromatogram orlowpressure chromato gram in hplc

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in gas chromatography what is the difference between gas flow rate and average linear velocity ?

2604

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Did anybody have method for acetyl cysteine effervescnce tablet

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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?

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How can I develope method of dissolution by HPLC OR UV

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