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ASTM Reference Calibration Weight Sets
Reference Calibration Weights and Mass Standards Adjusted to the Most Precise Tolerances

Weight Set ASTM 20g-10mg UC Non-Accrd TR

Calibration Certificate Traceable Certificate
ASTM Class Troemner UltraClass
Weight Set Range 20 g - 10 mg
Item Number: 30390102
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Overview
ASTM Reference Calibration Weight Sets
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
1 g and above - two-piece 500 mg and below - 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 Troemner UltraClass
Weight Set Range 20 g - 10 mg
Set Capacity 40 g
Set Total Pieces 14
Protective Case Included
Construction 1 g and above are two-piece; 500 mg and below are one-piece
Density at 20°C Below 1 g are 7.95 g/cm3;1 g and above are 8.03 g/cm3
Dimensions in Case 3.5 in x 7 in x 8 in (8.89 cm x 17.78 cm x 20.32 cm) (LxHxW)
Set Contents 10 g;100 mg;20 g;10 mg;(2) 2 g;(2) 200 mg;(2) 20 mg;1 g;5 g;50 mg;500 mg
Weight Material Below 1 g are 304 Stainless Steel;Weights 1 g and above are Troemner Alloy 8. Weights below 1 g are 304 Stainless Steel.;≥1 g are Troemner Alloy 8
Wgt Origin (USA) USA