Hellma Calibration Standards

Sigma-Aldrich offers Hellma certified standards for the recalibration of UV/Vis equipment that is recommended or required by regulations for quality control such as ISO 9000 and GMP or by standard operating procedures of the most important pharmacopeias (EP, DAB, USP). These kits include standards concerning stray light, spectral resolution, photometric accuracy and wavelength accuracy for both the UV and the visible range. Each of the components is also available individually.

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Z801461 Hellma® calibration standard, Didymium glass filter F7, for testing the wavelength accuracy and the photometric accuracy
Z801364 Hellma® calibration standard, Didymium glass filter F7A, for testing the photometric accuracy
Z800929 Hellma® calibration standard, Didymium glass filter F7W, for testing the wavelength accuracy
Z600040 Hellma® calibration standard, glass filter set F1, F2, F3, F4, F0, complete set for photometric accuracy and wavelength accuracy
Z801585 Hellma® calibration standard, glass filter set F3, F4, F7, for testing the wavelength accuracy and the photometric accuracy
Z801690 Hellma® calibration standard, glass filter set F2, F3, F4,for testing the wavelength accuracy and the photometric accuracy
Z801658 Hellma® calibration standard Holmium Oxide glass filter F1 for testing the wavelength accuracy
Z801046 Hellma® calibration standard, neutral density glass filter F201, for testing the photometric accuracy
Z801879 Hellma® calibration standard, neutral density glass filter F3, for testing the photometric accuracy
Z801984 Hellma® calibration standard, neutral density glass filter F4, for testing the photometric accuracy
Z801143 Hellma® calibration standard, neutral density glass filter F202, for testing the photometric accuracy
Z801259 Hellma® calibration standard, neutral density glass filter F203, for testing the photometric accuracy
Z803804 Hellma® calibration standard, neutral density glass filter F303, for testing the photometric accuracy
Z801755 Hellma® calibration standard, Neutral Density Glass Filter F2 for testing the photometric accuracy
Z802093 Hellma® empty filter mount for calibration standards
Z802328 Hellma® liquid calibration standards UV5, for testing the wavelength accuracy
Z802034 Hellma® liquid calibration standards UV14, for testing the photometric accuracy
Z801801 Hellma® liquid calibration standards UV60, for testing the photometric accuracy
Z801917 Hellma® liquid calibration standards UV100, for testing the photometric accuracy
Z803251 Hellma® liquid calibration standards UV20, for testing the photometric accuracy
Z803367 Hellma® liquid calibration standards UV40, for testing the photometric accuracy
Z804142 Hellma® liquid calibration standards UV80, for testing the photometric accuracy
Z804355 Hellma® liquid calibration standards UV25, for testing the wavelength accuracy
Z805017 Hellma® liquid calibration standards UV6, for testing the spectral resolution
Z805122 Hellma® liquid calibration standards UV9, for testing the spectral resolution
Z806005 Hellma® liquid calibration standards UV1, for testing the stray light
Z800082 Hellma® liquid calibration standards UV10, for testing the stray light
Z800198 Hellma® liquid calibration standards UV11, for testing the stray light
Z800309 Hellma® liquid calibration standards UV19, for testing the stray light
Z800414 Hellma® liquid calibration standards UV12, for testing the stray light
Z802425 Hellma® liquid calibration standards set UV1, UV12, for testing for stray light acc. to Ph. Eur.
Z802204 Hellma® liquid calibration standards set UV1, UV12, UV6, UV9, UV60, UV600, UV14, UV5, complete set for testing photometers according to Ph. Eur.
Z802530 Hellma® liquid calibration standards set UV6, UV9, for testing the spectral resolution acc. to Ph. Eur.
Z802360 Hellma® liquid calibration standards set UV10, UV12, for testing the stray light
Z802476 Hellma® liquid calibration standards set UV11, UV12, for testing the stray light
Z802247 Hellma® liquid calibration standards set UV20, UV40, UV60, UV80, UV100, UV14, for testing the linearity of the absorption
Z802131 Hellma® liquid calibration standards set UV60, UV14, for testing the photometric accuracy
Z802654 Hellma® liquid calibration standards set UV60, UV600, UV14, for testing the photometric accuracy
Z804800 Hellma® liquid calibration standards set UV5,UV25 for testing the wavelength accuracy acc. to USP 857
Z804916 Hellma® liquid calibration standards set Liquid Filter - set according to USP
Z805246 Hellma® liquid calibration standards set UV1, UV10, UV11, UV12, for testing the stray light
Z805343 Hellma® liquid calibration standards set UV10, UV11, UV12, for testing the stray light
Z805459 Hellma® liquid calibration standards set UV1, UV1H, for testing the stray light acc. to USP 857
Z805661 Hellma® liquid calibration standards set UV11, UV11H, for testing the stray light acc. to USP 857
Z805785 Hellma® liquid calibration standards set UV19, UV19H, for testing the stray light acc. to USP 857
Z805890 Hellma® liquid calibration standards set UV1/UV1H; UV10/UV10H; UV11/UV11H; UV19/UV19H, for testing the stray light acc. to USP 857
Z805564 Hellma® liquid calibration standards set UV10, UV10H, for testing the stray light acc. to USP 857