Internal standard

621 no chapter chromatography was update at on date 1-dec-2022

What is update change Definitions Here Definitions and chromatograms both unified and give title Definitions Give method dwell volume determine…

3 years ago

Difference class A and class b glassware use in laboratory

The terms "Class A" and "Class B" are commonly used to describe different types of glassware in laboratory settings, particularly…

3 years ago

Which pharma Aqueous product give bring more water loss 60℅Rh OR 90℅ Rh

It's 60℅ Rh because (100 - 60 = 40 ℅ loss water (100-90 = 10 ℅ loss water Here 100…

3 years ago

(621) USP CHAPTER FOR CHROMATOGRAPHY

All chapter are use full for ADJUSTMENT of chromatography, TLC etc  In such case some questions arias that Why adjustment…

3 years ago

Types of Drug stability studies

Stability studies are mainly of following types: • Long term stability. • Intermediate stability. • Accelerated stability. • In-use stability.

3 years ago

How can read Protocol analyst During HPLC analysis and what Is flow ?

• HPLC Analyst ○ Whenever supervisor give work allocation for testing any product. ○ HPLC analyst first seen Test which…

3 years ago

Interview questions and answers karl Fischer titration

Guide line935 USPType Karl Fischer titrationColoarimatry and volumetry titrationColarimatry titration because use of a electromagnetic filedVolumetric titrationThere is a manually…

3 years ago

Why only Water & Sodium Tatrate Is Use For Calibration Of Karl Fischer Titrator?

DST is primary standard and it is stable up to 150 degree Centigrade. It release free water molecules easily when…

3 years ago

What is Internal standard HPLC / GC- How to USE

Internal standard how we have to used? Internal standard 1. Quantities analysis 2. Purpose is 3. Selection process 4. Example…

3 years ago