1 kg ASTM Class 1 Calibration Weight without CertificateFeaturesCan be used as a reference standard in calibrating other weights and is appropriate for calibrating high-precision analytical balances...
24 kg ASTM Class 1 Electronic Balance Weight without Certificate with Recessed GripFeaturesCan be used as a reference standard in calibrating other weights and is appropriate for calibrating...
2 kg ASTM Class 1 Calibration Weight with Traceable CertificateFeaturesCan be used as a reference standard in calibrating other weights and is appropriate for calibrating high-precision analytical...