Difference between related substances & impurities
Answer Posted / pavana
Related compounds encompass all process-related substances as well as degradants that may be formed. Hence, impurities are a subset of related compounds. That is, all impurities are related compounds but not all related compounds are impurities.
Is This Answer Correct ? | 2 Yes | 1 No |
Post New Answer View All Answers
how to set sample and standard concentration in RS method?
What is the use of tlc and hplc? And when and where use?
how you start RS method development when for new product?
In Assy by potentio metry titration method how select MET U ,DET U, SET U,
What is related substance by HPLC impurity limits as per USP?
how decide the clining method and cleaning method validation require for this perticular products?
How to calibration of the uv spectroscopy and its test?
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?
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.?
in DMF having extra impurities and in api COA also having extra imp than USP or BP product then how require to proceed?
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?
can i use hplc detector to uplc and why?
Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18
from where i get mortar pastle for glass bottle crush? it's required for testing of it?
how to develop the icp ms method? Application of icp ms?