Verify microplate reader performance and correct GLH QC Kit results for NIST-Traceability with the Universal Validation Reference Plate (VRP). - Test Photometric Accuracy and Linearity - Average Internal Error: 0.5% - In-Field NIST Traceability of Reader - Maintain Chain of Custody - Excel-based software for easy validation - NIST-Traceable Standards - Just-In-Time Manufactured - Works with most readers GLH-Tracker Desktop software included with purchase of Universal Validation Reference Plate (VRP). The VRP can be used in conjunction with the 96-Well and 384-Well GLH Verification Microplates to correct Auto-Generated reference curves.