What is the deference between Residual solvents and OVI

Answer Posted / firoz ghanchi

Residual Solvents in pharmaceuticals are Organic volatile
chemicals that are used or produced in the manufacture of
drug substance or excipient or in the preparation of drug
product.
Residual solvents refer to the amount not removed during
the purification of the drug product.
Organic Volatile impurities are
1.Dichloromethane(600ppm)
2.Chloroform(60ppm)
3.Trichloroethylene(80ppm)
4.1,4-Dioxane(380ppm)
these four solvents are OVI solvents
Remaining solvents are residual solvents.

Is This Answer Correct ?    2 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how to decide for one product require water content or LOD?

322


How to establish relative response factor for hplc. Why it is required?

692


Which parameters require to do in tech transfer?

262


which batch require to use for analytical method validation?

324


How to know the estimated LOQ concentration in ppm

723






While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?

2337


How you develop a method in HPLC?

2070


iam usig ph buffers merk. manually how to prepare ?

1771


what is third integration

1484


4. Describe the operation of the Craig apparatus. Chapter.3 Equilibrium Processes in Separations

2148


in dissolution why pool sample needed? in which type of drug pool sample need?

2586


why cone formation during dissolution?

309


How to start the dissolution development for unknown tab?

1133


Why we check moisture,ash & AIA in product

1392


How to determine the EDTA content by potentiometry titration in Ceftriaxine sodium

1974