INDIVIDUAL WEIGHT CLASS E 2 Ohaus (80780286)

INDIVIDUAL WEIGHT CLASS E 2 Ohaus (80780286)

The INDIVIDUAL WEIGHT CLASS E 2 Ohaus (80780286) is a precision calibration weight engineered for accurate mass verification of analytical balances and microbalances. Manufactured in accordance with OIML Class E2 specifications and supplied with an ISO/IEC 17025 accredited calibration certificate, this weight delivers reliable traceability and repeatable performance for professional laboratory environments.

This 5 mg weight features a flat design with one-piece construction, providing excellent mechanical stability and minimizing uncertainty during handling and calibration. The optimized material combination of 304 stainless steel and aluminum ensures consistent density, durability, and dependable performance at very low mass values. Each unit is supplied with a protective case to protect against contamination and physical damage during storage and transport.

Key Features

• OIML Class E2 classification for high-accuracy mass calibration

• Supplied with ISO/IEC 17025 accredited calibration certificate

• Suitable for analytical balance and microbalance verification

• One-piece construction for improved stability and repeatability

• Flat design for precise and safe handling

• Optimized materials for low-mass accuracy and durability

• Protective case included for secure storage

• Manufactured in the USA for assured quality and traceability

Technical Specifications

• OIML class: E2

• Nominal weight: 5 mg

• Design: Flat

• Construction: One-piece

• Uncertainty: 0.001 mg

• Weight tolerance: 0.006 mg

• Density at 20 °C: 2.70 g/cm³

• Weight material: 304 stainless steel and aluminum

• Weight dimensions (L × H × W): 0.19 × 0.09 × 0.20 in (0.47 × 0.239 × 0.50 cm)

• Case dimensions (H × Ø): 2.5 × 2 in (6.35 × 5.08 cm)

• Protective case: Included

• Country of origin: USA

Applications

• Calibration and verification of analytical balances

• Microbalance accuracy checks

• Laboratory quality control and validation

• Pharmaceutical, chemical, and academic research laboratories

• Routine mass accuracy verification