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

For testing the photometric accuracy (0 Abs).

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

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

For testing the wavelength accuracy.

For testing the photometric accuracy.

For testing the photometric accuracy.

For testing the photometric accuracy.

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

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

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

Reference filter for testing the photometric accuracy.

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

For testing the photometric accuracy.

For testing linearity of absorption.

Certified set for testing stray light.

Complete set for testing photometers according European Pharmacopeia.

For testing wavelength accuracy and photometric accuracy.

Liquid filter for testing stray light.

For testing wavelength accuracy, according to European Pharmacopoeia.

14-397-545 RECERTIFICATION OF 667.305-UV RECERTIFICATION OF 667.305-UV

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

14-397-520 PHOTOMETRIC RESOLUTION SET PHOTOMETRIC RESOLUTION SET

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

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

14-397-536 RECERTIFICATION OF 667-UV6 RECERTIFICATION OF 667-UV6

14-397-542 RECERTIFICATION OF 667.400-UV RECERTIFICATION OF 667.400-UV