Hellma 

Certified reference materials for qualifying spectrophotometer as a complete set

To maintain constant good measurement results, a regular review of the accuracy of the spectrophotometer is required. With the use of certified reference materials from Hellma Analytics, you make sure that your equipment qualifications meet the requirements of the pharmacopoeias and fulfill your internal quality requirements, at the same time you reach the international comparability of your measurement results. The certified reference materials (calibration standards) of the DIN EN ISO 17025 accredited Hellma Analytics calibration laboratory are traceable to the primary standards of NIST (National Institute of Standards and Technology) and meet the requirements of the major pharmacopoeias (e.g. EP, DAB, USP).

  • High quality of the measurement results
  • International comparability of measurement results
  • Meeting the requirements of the major pharmacopoeias (EP, DAB, USP)
  • Results traceable to NIST primary standards
  • 30 years warranty on the reference materials


Scope of supply: Certified reference materials (Calibration Standards) in quality storage box, DAkkS Calibration Certificate (DIN 17025), Handling guidelines
Glass Filters 666-S000: For testing spectrophotometers. Photometric accuracy and wavelength accuracy in the visible spectral region.

Liquid Filters 667.033-UV: For testing spectrophotometers according to European Pharmacopoeia, wavelength accuracy, photometric accuracy, stray light behaviour, resolution.
9.190 973





9.190 973
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Certified reference materials for qualifying spectrophotometer as a complete set

Customers also bought:

TypeCapacityMaterialWave-
length
nm
PKCat. No.in StockManuf. Prod. No. 
666-S000666-F1
666-F2
666-F3
666-F4
666-F0
Holmium Oxide Glass Filter
Neutral Density Glass Filter NG 11
Neutral Density Glass Filter NG 5
Neutral Density Glass Filter NG 4
Empty Filter Mount
279, 361, 453, 536, 638
440; 465; 546,1; 590; 635
440; 465; 546,1; 590; 635
440; 465; 546,1; 590; 635
19190973666S000 
667.003-UV667.100-UV
667.200-UV
667.305-UV
667-UV5
Potassium Chloride + blank
Toluene in Hexane + blank
Potassium Dichromate in HClO4 + blank
Holmium Perchlorate in Perchloric Acid
198, 200 (certified)
266, 269
235, 257, 313, 350, 430
241,15; 287,15; 361,5; 536,3
19190980667003
Filters also available individually.