General description
Certified liquid Hellma® calibration standard to enable the checking of spectrophotometers with respect to photometric accuracy. Consisting of :20 mg Potassium dichromate in perchloric acid (667-UV20, wavelength 235; 257; 313; 350 nm)
Legal Information
Hellma is a registered trademark of Hellma GmbH
Other Notes
The most current version of Hellma's handling guidelines for calibration standards can be accessed on the Hellma Analytics web site.
Ce produit répond aux critères suivants pour être admissible aux récompenses suivantes :