For titration in anhydrous media with perchloric acide, if lack of titrator, Which indicator is been used for replacement. How calculate pH of test solution to choose suitable indicator?

2319

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

1861

How to fix the sample conc. in Related substances test by HPLC?

1103

What is split ratio in Gc? Splitless? how requirr to select?

895

how to decide for one product require water content or LOD?

788

why are measure gas flow " ml " in Gas chromatography

1662

what is the disso medium for tropsiun chloride

2265



2328

how you start RS method development when for new product?

726

what is %labelled amount in content uniformity of dosage unit and its calculation?

5242

what is difference between UV - VISIBLE MODEL NO like 1600,1601,1700 etc ? plz explain me

2686

how will you do the prep for unstable componds?

2031

In BP2013, Loperamid HCl monograph. Assay by titration with 0.1N sodium hydroxide using hydrocloric acid 0.01N and reading the volume added between the 2 points of inflexion. I have a question that if the diluent solvent is ethanol is certainly consumed a amount of volume of titrant, so this volume must be eliminated on the result calculation or not apart from first point which is subtracted above.

3131

some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?

2657

What is gelatinization?

1626