This reference uses Starna’s proven and universally accepted UV and visiblereference materials for the qualificationof 96-well plate readers.

Description and Discussion

This device contains six Starna glass filter CRMs in a blackanodised aluminium microplate, manufactured to the Society of Biomolecular Screening (SBS) dimensional standards for a 96-well plate. Neutral Density Filters are used to qualify the absorbance scale and holmium oxide glass for wavelength. Full details, spectra, etc. of the individual reference materials may be found in the appropriate Starna data sheets.

The standard product has the following configuration of reference position and CRM:


Position Reference 

C2 - H2

Air blank

C4 - H4

Neutral Density Glass - 30%/T (0.5 Absorbance)

C6 - H6

Neutral Density Glass - 10%/T (1.0 Absorbance)

C8 - H8

Neutral Density Glass - 3%/T (1.5 Absorbance)

C10 - H10

Neutral Density Glass - 1%/T (2.0 Absorbance)

C12 - H12

Holmium Glass

Absorbance values are certified at 440, 465, 546.1, 590 and 635nm for the neutral density filters.

The holmium filter has 11 certified peak values between 240 nm to 640 nm.

Any standard format Starna solid filter CRM is available in theStarna microplate format. 


Catalogue Number

  Catalogue Number 

Filter Visible Plate Reader Reference