INDIVIDUAL WEIGHT CLASS E 2 Ohaus (80780291)

INDIVIDUAL WEIGHT CLASS E 2 Ohaus (80780291)

The INDIVIDUAL WEIGHT CLASS E 2 Ohaus (80780291) is a high-accuracy calibration weight engineered for precise mass verification of analytical balances and microbalances. Manufactured in accordance with OIML Class E2 standards and supplied with an ISO/IEC 17025 accredited calibration certificate, this weight ensures reliable traceability, accuracy, and repeatability for professional laboratory and quality control environments.

This 200 mg weight features a flat design with one-piece construction, providing excellent mechanical stability and minimizing handling-related uncertainty. Constructed from 304 stainless steel, it offers consistent density, corrosion resistance, and long-term durability. Each unit is delivered with a protective storage case to prevent 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 enhanced stability and repeatability

• Flat design for precise and safe handling

• 304 stainless steel material for durability and corrosion resistance

• Protective case included for secure storage

• Manufactured in the USA for assured quality and traceability

Technical Specifications

• OIML class: E2

• Nominal weight: 200 mg

• Design: Flat

• Construction: One-piece

• Uncertainty: 0.001 mg

• Weight tolerance: 0.02 mg

• Density at 20 °C: 7.95 g/cm³

• Weight material: 304 stainless steel

• Weight dimensions (L × H × W): 0.33 × 0.11 × 0.32 in (0.84 × 0.284 × 0.80 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 performance checks

• Laboratory quality control and validation

• Pharmaceutical, chemical, and academic research laboratories

• Routine mass accuracy verification