Identified Impurity,Unidentified Impurity, Specified Impurity , Unspecified Impurity as per ICH Q3A 

Excellent information

Good job

Ek number

Is specified Imp , whether identified or not???

How is qualifiy impurity?

What is limit of unspecified?

1.47 min What are all the part of drug substance it means stages A, B like that is it so

Which impurity is reporting threshhold and identification threshhold according to Indian pharmacopeia?

Very very excellent information in simple and understandable language. Please do as soon as possible remaining 13 glossary terms video. Thanking u

Very informative and good video in a very simple and easy language , Please make videos on other glossary terms used in Q3 (B)(C)(D) as well

Nice explanation

1.38 minutes azi A,b,c are not part of Azithromycin. It means it doesn't have the chemical structure of Azithromycin or in any other meaning can you explain

Please make more videos sir, nice explain

Thank you so much sir 😊

Impressive 💯

Nice information about impurities in a simple way to understand

I am big fan of you, thanks for sharing the knowledge 🙏🤝

very very helpful to us .Thanks is not enough.

🙏👍

Very nice Explained details in nice manner

hi how to set the acceptance criteria for specified impurities from which data trend we need to identify? please explain