5mg Certified Reference Weight ASTM UltraClass, 30390240
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Weight 1P ASTM 5mg UC Accrd TR
Weight 1P ASTM 5mg UC Accrd TR

5mg Certified Reference Weight ASTM UltraClass, 30390240

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Reference Calibration Weights and Mass Standards Adjusted to Troemner UltraClass Tolerances

  • Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed ASTM and have a highly polished finish.
  • Available in high grade stainless steels including Troemner Alloy 8 which possesses closely controlled density, extremely low magnetic properties, good stability, and resistance to corrosion.
  • Available with certificate options traceable to NIST, including ISO/IEC 17025 accredited certification or traceable certification to aid in meeting SOP and regulatory requirements.

Product Specifications

Calibration Certificate ISO/IEC 17025 Accredited Certificate
ASTM Class UltraClass;
Troemner UltraClass
Weight Value 5 mg
Design Flat
Weight Material 304 Stainless Steel
Protective Case Included
Dimensions (Length) 0.27 cm (0.1 in)
Dimensions (Width) 0.36 cm (0.14 in)
Dimensions (Height) 0.152 cm (0.06 in)
Construction One-piece
Density at 20°C 7.95 g/cm3
Dimensions in Case (Ø_Diameter) 5.08 cm (2 in)
Dimensions in Case (Height) 6.35 cm (2.5 in)
Uncertainty 0.001 mg
Weight Tolerance 0.005 mg
Wgt Origin (USA) USA
Legacy Material Number 7034-0W

Logistic Specifications

Country of origin US
Customs tariff number 8423909000
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