Agilent Life Sciences 190034200 Cert Ref Std for UV Certification to USP
Certified reference standard for UV certification to USP requirements | Certified reference standard for certification of UV instruments to USP requirements. Includes 0.006% potassium dichromate plus perchloric acid blank and neutral density filters of 0.25, 0.5 + 1.0 Abs. for photometric accuracy tests. Also includes 4% holmium perchlorate in 10% perchloric acid for wavelength accuracy tests. Each solution is sealed in a quartz cuvette. A certificate of calibration with NIST traceability is included for each solution/filter.