Precision 50mg leaf weight features low magnetic permeability, good stability and resistance to corrosion.  If you own a Cahn microbalance or Mettler micro balance we can supply you with high quality test weights to determine the accuracy.

This Class 1 calibration leaf weight (PWB7030-1W), Flat Weight, includes NVLAP Certificate of Calibration.  Individual weight is packed in a plastic vial and then in bubble envelope.  Typical lead time is 5 to 7 business days from the date order is placed to shipping from NVLAP metrology lab.

This Class 1 Mass Standard provide the greatest precision we offer.  Ideal for use as reference standards to calibrate other weights.  Ideal for use as reference standards for use with many micro balances.

This precision calibration weight has 1 piece construction with no adjusting cavity with one end turned up for easy handling, flat stainless steel.

Weights not supplied with case. Case available upon request for an additional cost.

We offer a choice of 21, 17, 16, 9, 8 and 5 piece weight sets or individually weights ranging from 5kg to 1mg.  See the complete offering of calibration weights here.