ASTM Individual Reference Calibration Weights
Reference Calibration Weights and Mass Standards Adjusted to Troemner UltraClass Tolerances

Weight 2P ASTM 3g UC Non-Accrd TR

Calibration Certificate Traceable Certificate
ASTM Class UltraClass;Troemner UltraClass
Weight Value 3 g
Item Number: 30390218
Overview
ASTM Individual Reference Calibration Weights
Applications
Use as a primary reference for calibrating other mass standards and use for traceability between national mass standards and ASTM Class 1 weights and lower. This class is appropriate for calibrating high-precision balances with readability as low as 0.01 mg.
Construction
One-piece
Design Features
Weights 50 kg through 1 g are cylindrical with handling knob. Weights 500 mg and below are flat with one end turned up for easy handling.
Specifications
Calibration Certificate Traceable Certificate
ASTM Class UltraClass;Troemner UltraClass
Weight Value 3 g
Design Cylindrical
Protective Case Included
Construction Two-piece
Density at 20°C 8.03 g/cm3
Dimensions 0.47 in x 0.31 in (1.199 cm x 0.79 cm) (HxØ)
Dimensions in Case 2.5 in x 2 in (6.35 cm x 5.08 cm) (HxØ)
Weight Material Troemner Alloy 8;Troemner Alloy 8.
Weight Tolerance 0.017 mg
Wgt Origin (USA) USA