Warranty: 1 Year Shipping: FOB EXW Ships in: 16 Weeks Country of Origin: United States SIN: 334516 Part No: GSA Schedule: Exp.:02 Feb. 2025
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.