Volumetric Solutions used in Quality Control Laboratory

Usage of volumetric solutions in routine analysis in QC laboratories is a routine requirement. This video helps to establish that the pharmacopeial requirements are met. - Ramalinga Prasad Kuppa.

[@Bhagtisansar92]

Hlo sir Thanks for this video I have one question about the volumetric solutions expiry. If I made for example, 0.1 m Agno3 on 26 April its standardization is on after 24 hours 27 April and on which day I calculate 15 days for restandardzation is it 26 April or 27 April?