What are the class-1 residual solvents listed in ICH guidelines?
Answer Posted / m.lakshmireddy
1.benzeen 2.Ccl4 3.1,1 dichloro ethane
Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
What is importance of pH in the Heavy metal test and How it effect on the test results?
How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.
function of detecter in hplc ,gc and spectroscopy? function of carrier gas in gc?
before starting analytical method valodation what you checking? and how giving preference to start validation?
Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?
What is control room temperature and which guide line says?
inhouse product is in capsule form in combination and RLD is in tablet form then can we proceed for multimedia CDP? in inhouse capsule product disso is paddle with sinker in release media is there then RLD product in tablet form then with same as paddle with sinker we can proceed n.a.?
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?
if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?
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.
How can I develope method of dissolution by HPLC OR UV
in stress study if your api not soluble in hcl naoh h2o2 then what require to do?
In HPLC (Waters) software Empower1,2 &3 what is the updation for each version
what is the principle involved in turbidometry and nephelometry ?
What is stray light in uv what are units for stray light