WEIGHT SETS CLASS F 2 Ohaus (30390819)

WEIGHT SETS CLASS F 2 Ohaus (30390819)

The WEIGHT SETS CLASS F 2 Ohaus (30390819) is a precision calibration weight set designed for routine verification, linearity checks, and performance testing of analytical balances and precision balances. Conforming to OIML Class F2, this set covers a wide range from 1 kg down to 1 mg, enabling multi-point checks across kilogram, gram, and milligram values to support consistent weighing accuracy. The set is supplied in a protective case to keep each weight organized and protected from dust and contamination during storage and transport.

Key Features

• OIML Class F2 calibration weight set for dependable balance verification

• Range from 1 kg to 1 mg for multi-point checks across kg, g, and mg values

• Supports repeatability, sensitivity, and routine performance verification

• Mixed construction: two-piece for ≥1 g and one-piece for ≤500 mg for practical handling by range

• Protective case included for clean storage and safer transport

• Made in the USA

Applications

• Routine verification for analytical and precision balances

• Linearity checks across common working points from milligrams to 1 kg

• Reference standards for laboratory QC and measurement assurance procedures

• Suitable for research labs, education labs, and controlled weighing environments

Specifications

• Product Type: Calibration Weight Set

• Brand / Model: Ohaus 30390819

• OIML Class: F2

• Weight Set Range: 1 kg – 1 mg

• Set Capacity: 2.11 kg

• Total Pieces: 25

• 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): 6.6 in x 12.7 in x 16.2 in (16.764 cm x 32.258 cm x 41.148 cm)

• Set Contents: 1 kg; 500 g; 200 g (x2); 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