Starna Scientific’s Calibration and Reference Material manufacturing laboratory has extended its range of certified reference materials, providing a comprehensive range of UV/visible/NIR materials currently available under the scope of ISO Guide 34 + ISO/IEC 17025 accreditation for Reference Material producers.The CRMs are necessary for ISO/IEC accredited laboratories, pharmaceutical QA/QC or metrology departments enabling the provision of Operation Qualification and Performance Qualification of UV-visible/NIR instrumentation using “Industry Standard” protocols. The CRMs the company now provides extends the scope of available materials for spectral range, band width and photometric linearity. The Starna Lifetime Guarantee is offered on all their manufactured CRMs.