Method verification

If there is no monograph available in Chinese Pharmacopoiea and product is compendial to USP/EP monograph. Is it required to carry partial verification for the compendial methods?

yes, It is required,

For laboratories, we can find if any disturbances can arise during the verification processes, Its a good practices too.

Verificaiton is the process of a method is suitable for intended purpose.

Carry out specificity and Precision for assay methods
carryout specificity, precision and LOQ for qunatitation of impurities,

Best Regards,
Bujji Reddy K