We purchased STM32F103CBT6 from Disty and realized that part received with MSL 2 & 3. Had find all the document and didn't mention on the MSL rating. Anyone can advise on this whether is normal ?

[ENeoh.1]

We purchased STM32F103CBT6 from Disty and realized that part received with MSL 2 & 3. Had find all the document and didn't mention on the MSL rating. Anyone can advise on this whether is normal ?