For testing photometric accuracy (0.75 Abs) in the UV range, according to European Pharmacopoeia.

For testing wavelength accuracy, according to European Pharmacopoeia.

Recalibration of Glass Filter 666-F1 for testing the wavelength accuracy.

For testing the photometric accuracy.

Certified set for testing stray light.

Complete set for testing photometers according European Pharmacopeia.

For testing wavelength accuracy and photometric accuracy.

Reference filter for testing to stray light according to Ph. Eur.

Liquid filter for testing stray light, according to Ph. Eur.

For testing the photometric accuracy.

For testing linearity of absorption.

For testing the wavelength accuracy.

For testing the photometric accuracy.

This glass filter is used for testing the wavelength accuracy and photometric accuracy (0.5 to 1 Abs).

Reference filter for testing the photometric accuracy.

For testing photometric accuracy (1.25 Abs) in the UV range.

For testing the photometric accuracy (0 Abs).

Liquid filter for testing stray light.

For testing the photometric accuracy.

For testing photometric accuracy in UV and Vis range, according to European Pharmacopoeia.

14-397-550 CERTIFIED RECAL OF FILTER SET CERTIFIED RECAL OF FILTER SET

14-397-551 CERTIFIED RECAL OF FILTER SET CERTIFIED RECAL OF FILTER SET

14-397-552 CERTIFIED RECAL OF FILTER SET CERTIFIED RECAL OF FILTER SET

14-397-553 CERTIFIED RECAL OF FILTER SET CERTIFIED RECAL OF FILTER SET

14-397-546 RECERTIFICATION OF 667-UV20 RECERTIFICATION OF 667-UV20

14-397-547 RECERTIFICATION OF 667-UV40 RECERTIFICATION OF 667-UV40

14-397-534 RECERTIFICATION OF 667-UV1 RECERTIFICATION OF 667-UV1