For use in the pharmaceutical industry the minimum weight that can be weighed on a balance is given by 2000x standard deviation (SD) of 10 measurements.
However, if SD obtained is smaller than 0.41d (d = scale interval), that SD is replaced by 0.41d.
Dr David Trew
David Trew Consulting Ltd
Consultancy services for chemistry based businesses
and laboratory service sectors.
Telephone: +44 (0)1494 700693
The guidance discussed in this post is for information only and is not intended to constitute any form of consultancy. No liability is accepted it relation to any actions taken based on this guidance