ANSWERS: 2
-
Scales are tested to see if they are within specification for measuring by using a weight that is a certified weight, like a 1 pound weight. If you scale is out of spec and needs calibrating usually you are best advised to send it to a professional calibration service to get a certified calibration.
-
You can't. If you need a scale that is calibratable check some of the <a href="http://www.quicksupply.net/c-2-postal-scales.aspx">Postal Scales</a> here.
Copyright 2023, Wired Ivy, LLC

by 