Hellma Hellma calibration standard UV10H with sodium iodide, 5 mm path length, reference filter for checking stray light (cut-off approx. 258 nm)
Hellma® calibration standard UV10H with 5 mm path length filled with sodium iodide in ultrapure water, reference filter for checking stray light according to USP (method A) at cut-off approx. 258 nm, calibrated with slit width 2 nm, in high-quality storage box with serial number and Hellma Analytics calibration certificate (factory calibration, not subject to accreditation!) Hellma® calibration standards are manufactured 100% in Germany. Compliant with regulations Hellma® calibration standards comply with the specifications of quality management systems and pharmacopoeias for the highest quality requirements and international comparability of the measurement results. Traceability All measurement results of Hellma® calibration standards can be traced back to calibration standards measured by NIST (photometric accuracy) or PTB (Physikalisch-Technische Bundesanstalt) (wavelength accuracy). Resource-saving and sustainable Hellma® calibration sMeer tonenMinder tonen