5 kg ASTM Class 1 Calibration Weight with NVLAP Accredited CertificateFeaturesCan be used as a reference standard in calibrating other weights and is appropriate for calibrating high-precision...
5 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...
25 kg ASTM Class 1 Calibration Weight with NVLAP Accredited CertificateFeaturesCan be used as a reference standard in calibrating other weights and is appropriate for calibrating high-precision...