WEIGHT SETS CLASS F 1 Ohaus (80780435)

WEIGHT SETS CLASS F 1 Ohaus (80780435)

The WEIGHT SETS CLASS F 1 Ohaus (80780435)  is a precision micro-weight calibration kit designed for accurate verification and calibration of analytical and microbalances used in laboratories and research environments. This set covers very small mass values from 500 mg down to 1 mg, making it ideal for sensitivity checks, repeatability verification, and low-range linearity testing. It includes an ISO/IEC 17025 accredited calibration certificate, which supports traceability and quality compliance requirements in regulated workflows. A protective case is included to help protect the weights from contamination and handling damage.

Key Features

• OIML Class F1 accuracy class for reliable low-mass calibration and verification

• ISO/IEC 17025 accredited calibration certificate included for traceability and compliance support

• Micro range from 500 mg to 1 mg for precision balance performance checks

• 12-piece set with 1.11 g total capacity

• One-piece construction to improve stability and handling accuracy at small mass values

• Protective case included to reduce contamination risk and simplify storage

Applications

• Calibration and verification of analytical balances and microbalances at low mass ranges

• Sensitivity, repeatability, and minimum weight checks

• Linearity testing in pharmaceutical, chemical, and research laboratories

• QC and regulated environments requiring traceable standards (ISO/IEC 17025)

Specifications

• Product Type: Micro Calibration Weight Set

• Brand / Model: Ohaus 80780435

• Calibration Certificate: ISO/IEC 17025 Accredited Certificate (included)

• OIML Class: F1

• Weight Set Range: 500 mg to 1 mg

• Set Capacity: 1.11 g

• Total Pieces: 12

• Protective Case: Included

• Construction: One-piece

• Density at 20°C:

  • Below 5 mg: 2.70 g/cm³

  • 500 mg to 5 mg: 7.95 g/cm³

• Case Dimensions: 4.5 in x 3.5 in (11.43 cm x 8.89 cm) (H x Ø)

Set Contents (12 pcs)

• 500 mg (1)

• 200 mg (2)

• 100 mg (1)

• 50 mg (1)

• 20 mg (2)

• 10 mg (1)

• 5 mg (1)

• 2 mg (2)

• 1 mg (1)