- Weight Set Range: 200 g - 2 g
- Set Capacity: 222 g
- Set Total Pieces: 3
- Protective Case: Included
- Construction: Two-piece
- Density at 20°C: 8.03 g/cm3
- Dimensions in Case (LxHxW): 3.5 in x 7 in x 8 in (8.89 cm x 17.78 cm x 20.32 cm)
- Set Contents: 20 g; 2 kg; 200 g
- Weight Material: Troemner Alloy 8
- Weight Origin (USA): USA
- Calibration Certificate: ISO/IEC 17025 Accredited Certificate
- ASTM Class: 1
Ohaus CalPak ASTM Calibration Weight Sets 200g-2g CL1 Accrd TR
Item#: 30391790This ASTM Class 1 calibration set from Ohaus provides precise reference standards for verifying and calibrating high precision balances with readability down to 0.1 mg. Made from durable Troemner Alloy 8, the two-piece cylindrical weights offer excellent stability and low susceptibility to environmental influences. Supplied in a protective case with an ISO/IEC 17025 accredited certificate, this compact 3 piece set ensures reliable traceability for critical laboratory and metrology applications.
$695.00 $624.60
Applications
Use Class 1 as a primary reference to calibrate other mass standards and use for traceability between national mass standards and ASTM Class 2 weights and lower. Class 1 is appropriate for calibrating high-precision balances with readability as low as 0.1mg.
Construction
Two-piece
Design Features
Knob style weights 50kg–1g are cylindrical with knob. Cal-Pak 5kg weight is a grip handle weight. Cylindrical style weights 1kg–5k have groove. Cylindrical grip style weights 4kg–30kg have recessed grip. Cylindrical weights 10g–600g are straight cylinder.










