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Organic Chemistry (342) - Inorganic Chemistry (123)
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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 11243How we performed the force degradation for drug substance, is any specific guideline is available for each parameter(Acidic, basic, oxidation,heat)? what conditions you mentained for above parameters.
2367what is the use of tap density apparatus? why we calculate it? what is the difference between the bulk density and tap density?
1 5336why we want incorporate area of each solution of Intermediate precision and repeatability as well as Accuracy ? What is the use to incorporate area of each solution of Intermediate precision and repeatability as well as Accuracy ?
1 4729For all impurities characterization data is required ? If Require please Explain which type of Impurities we have to do?
1 3992One Raw material failed assay test is there any chance for failing purity of that material ?
7 14390
in which situation ion pair require to use?
What kinds of structural changes accompany bond-breaking and bond-forming in olefin polymerization? : Polymer Chemistry
Which of the above conductivity measured during conductometric titration?
The reaction of an acid with an alcohol to form an ester and water. What is the process?
Why we use DPPH in ESR and DPH in fluorescence spectroscopy?
in OSD forms require to use gas chromatography?
The rate constant for the second order reaction is 0.54/M.s at 300oC. How long (in sec) would it take for the concentration of NO2 to decrease from 0.62M to 0.28 M? 2NO2(g) 2 NO(g) + O2(g)
How hydrate is forming along with API?
Is cyclotetrane aromatic?
if your product is soluble in 0.1n hcl and water then which you choose as media from these 2 media?
why sre you used Potassium hydrogen phthalate in standarisation of 1N NaOH and 0.1 N Perchloric Acid?
Explain the differences between organic and inorganic chemistry?
What happens when the excess of stannous chloride is not removed
if you have given a blank water how you analyse by general analytical techniques?
is is advisable to give a Pewter finish n Stainless Steel ? State the Advantages & disadvantages.
