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- Spring-Loaded Zero-Adjust Compensator
- Sensitive to Out-of-Level Conditions
- Specific Gravity Apparatus Included
With time-tested durability, the Ohaus® 311 model is a favored balance in schools and laboratories. This scale provides positive poise positioning, notched and tiered beams, and is magnetically damped to slow oscillation. Agate bearings, steel knife edges, and stainless steel pan ensure resistance to rugged handling. This model contains a platform recessed in the base, which can be raised for specific gravity determinations. Capacity: 311 g. Sensitivity: 0.01 g. Five-year warranty.