An analytical balance with a 0.1 mg (0.0001 g) readability and 220 g capacity is the standard for high-precision laboratory weighing. Ideal for chemical analysis, sample preparation, and quality control, it utilizes electromagnetic force restoration and features a glass draft shield to ensure stable, reliable measurements.
Key Specifications & Features
Typical models in this class (such as the Ohaus Pioneer PR224, Precisa 520, and RADWAG AS 220) include the following:
- Readability: 0.1 mg (0.0001 g)
- Maximum Capacity: 220 g
- Repeatability: Typically ±0.1 mg to ±0.2 mg
- Stabilization Time: Usually under 3.5 seconds
- Calibration: Available in both Internal (automatic self-calibration) and External (using calibration weights) versions
- Connectivity: Standardized with RS-232 and USB interfaces for data logging and LIMS/PC integration
