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

Weight 2P EB CYL 300g UC Non-Accrd TR

Calibration Certificate Traceable Certificate
ASTM Class UltraClass;Troemner UltraClass
Weight Value 300 g
Item Number: 30390314
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
Two-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 300 g
Design Cylindrical
Protective Case Included
Construction Two-piece
Density at 20°C 7.95 g/cm3
Dimensions 1.45 in x 1.45 in (3.688 cm x 3.68 cm) (HxØ)
Dimensions in Case 4.5 in x 3.5 in (11.43 cm x 8.89 cm) (HxØ)
Weight Material 316 Stainless Steel
Weight Tolerance 0.38 mg
Wgt Origin (USA) USA