Hellma Hellma calibration standard set UV307 for checking the photometric accuracy and photometric linearity (235, 257, 313, 350 nm), Dimensions: 48,5
Hellma® calibration standard set UV307 for checking photometric accuracy and photometric linearity in the UV range with the filters: UV20 potassium dichromate 20 mg/l, UV40 potassium dichromate 40 mg/l, UV60 potassium dichromate 60 mg/l, UV80 potassium dichromate 80 mg/l, UV0100 potassium dichromate 100 mg/l and UV14 perchloric acid (blank), calibrated at the wavelengths 235, 257, 313, 350 nm with slit width 2 nm, in high-quality storage box with serial numbers and DAkkS calibration certificates 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. DAkkS calibration certificate* Hellma® calibration standards are manufactured in the Hellma Analytics calibration laboratory accredited by the DAkkS* in accordance wZobraziť viacZobraziť menej