Buy Calibration Weights
We offer ASTM and OIML high precision weights and calibration weight sets of all nominal values and classes. High polished finishes and high-grade stainless steel with very low magnetic susceptibility provide stable, reliable measurements. All precision weights meet the surface and construction requirements of ASTM E 617. Protective carrying cases and necessary handling equipment are always included.
- Precision ASTM Individual Weights from 30kg down to 0.5mg
- Standard ASTM 200g-1mg, 100g-1mg, 100mg-10mg, 100g-1g Analytical & Micro Sets
- Customizable Weight Sets with just the Weights You Need
- Precision Individual OIML 20kg down to 1mg
- Standard OIML 200g-1mg, 100g-1mg, 100g-10mg, 100g-1g Analytical & Micro Sets
Which Accuracy Class best fits your requirements?
|APPLICATION||RECOMMENDED WEIGHT CLASS|
|Micro and Ultra Micro Balance||= ASTM Class 0|
|Analytical Balances||= ASTM Classes 1, 2 & OIML Class E2|
|For Top Loading Balances||= ASTM Classes 3, 4 & OIML Classes F1, F2|