WEIGHT SETS CLASS F 2 Ohaus (30390846)

WEIGHT SETS CLASS F 2 Ohaus (30390846)

The WEIGHT SETS CLASS F 2 Ohaus (30390846) is a traceable calibration weight set for verifying analytical balances and microbalances with high confidence. This set meets OIML Class F2 requirements and includes an ISO/IEC 17025 accredited calibration certificate, supporting laboratories that need accredited traceability for audits, QA/QC documentation, and regulated workflows. With a range from 200 g down to 1 mg, the set enables multi-point linearity checks as well as sensitivity and repeatability verification across gram-to-milligram values. It uses mixed construction to improve usability: two-piece weights for 1 g and above and one-piece weights for 500 mg and below. A protective case is included to help maintain cleanliness, organization, and safe transport. Made in the USA.

Key Features

• OIML Class F2 calibration weight set for accurate routine verification

• Includes ISO/IEC 17025 accredited calibration certificate for documented traceability

• Wide range from 200 g to 1 mg for comprehensive multi-point testing

• Mixed construction: two-piece (≥1 g) for durability and one-piece (≤500 mg) for delicate values

• Protective case included to support clean storage and reduce handling damage

• Material selection optimized by weight value for stability and corrosion resistance

• Made in the USA

Applications

• Traceable verification for analytical balances and microbalances

• Linearity checks, sensitivity tests, and repeatability verification

• Quality control procedures and internal calibration schedules with audit-ready records

• Suitable for pharmaceutical, chemical, research, education, and QC laboratories

Specifications

• Product Type: Calibration Weight Set

• Brand / Model: Ohaus 30390846

• Calibration Certificate: ISO/IEC 17025 Accredited Certificate

• OIML Class: F2

• Weight Set Range: 200 g – 1 mg

• Set Capacity: 400 g

• Total Pieces: 22

• Protective Case: Included

• Construction: 1 g and above are two-piece; 500 mg and below are one-piece

• Density at 20°C:

  • Below 5 mg: 2.70 g/cm³

  • 500 mg to 5 mg: 7.95 g/cm³

  • 1 g and above: 8.03 g/cm³

• Dimensions in Case (L x H x W): 3.5 in x 7 in x 8 in (8.89 cm x 17.78 cm x 20.32 cm)

• Set Contents: 200 g; 100 g; 50 g; 20 g (x2); 10 g; 5 g; 2 g (x2); 1 g; 500 mg; 200 mg (x2); 100 mg; 50 mg; 20 mg (x2); 10 mg; 5 mg; 2 mg (x2); 1 mg

• Weight Material:

  • ≥1 g: Troemner Alloy 8

  • 5 mg to 500 mg: 316 Stainless Steel

  • Below 5 mg: 3003-H14 Aluminum

• Origin: USA