Frankly speaking, users usually centrifuge for longer than what is written in the instructions to ensure complete elute, unless it is marked otherwise in the instructions... I really don't care whether it is 2 minutes or 3 minutes.
To be honest, the user usually takes longer to operate the centrifuge than stated in the manual to ensure the completeness of the elute, unless otherwise indicated in the manual Seriously, I don't care if I write for 2 or 3 minutes
Frankly speaking, it usually takes longer for users to operate centrifugation than to write instructions to ensure the completeness of elute, unless the instructions are marked ... I really don't care whether to write for 2 minutes or 3 minutes.