Calibration of sentinel 5p products

How can I calibrate Sentinel 5p products(level 2) with Snap?

SNAP does not fully support Sentinel-5P data. Source of the post

But please take a look at this

Source: https://rus-copernicus.eu/portal/wp-content/uploads/library/education/training/ATMO01_AirQuality_Monitoring.pdf

tnx mr.fakhri