Add to Cart Quick view Precision Standards Corp 472A DC Voltage Calibrator Vintage Beckman Lab Preowned Precision Standards Corp Was: $900.00 Was: $3,000.00 Precision Standards Corp 472A DC Voltage Calibrator Vintage Beckman Lab Preowned - Sold as is Untested From Beckman Industries Calibration Lab. Condition: For Parts or Not Working 52685 SKU: 52685 Weight: 11.00 LBS