- Weight Class: UltraClass
- Style: Cylindrical with handling knob
- Material: Troemner Alloy 8
- Weight Value: 20 g
- Certificate Type: Traceable Certificate
- Dimensions: 0.56 x 0.897"
- Density: 8.03 g/cm³ at 20°C
- Tolerance: 0.037 mg
- Case Included: Yes
- Country of Origin: USA
- Troemner Part Number: 7020-0T
The weight tolerance is equal to ANSI/ASTM E617 Class 0 and exceeds OIML R 111 Class E2. This class is used as a reference standard for calibrating other reference standards and weights and is appropriate for calibrating high-precision analytical balances with a readability as low as 0.01 mg.