Liquid Calibration Standards

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Liquid Filter according to European Pharmacopoeia

Liquid Filter set for testing spectrophotometers according to the European Pharmacopoeia stray light, wavelength accuracy, resolution and photometric accuracy.

Liquid Filter according to USP 857

Complete set for testing spectrophotometers according to USP 857 wavelength accuracy and photometric accuracy

Liquid Filter for 0.5 - 1.45 Abs

Liquid Filter for testing photometric accuracy in the UV range.

Stray Light Filter for 200 nm

Liquid Filter for testing stray light, according to the European Pharmacopoeia

Stray Light Filter for 259 nm

Liquid Filter for testing stray light.

Stray Light Filter Set for 200 nm

Liquid filter for testing photometric accuracy in the UV range.

Stray Light Filter Set for 259 nm

Liquid Filter Set for testing stray light

Stray Light Filter Set for 385 nm

Liquid Filter Set for testing stray light

Stray Light Filter Set for 200, 259, 385 nm

Liquid Filter Set for testing stray light

Stray Light Filter Set for 259 & 385 nm

Liquid Filter Set for testing stray light

Stray Light Filter Set for 200, 259, 325 nm

Filter set for testing stray light according to USP 857

Stray Light Filter for 385 nm

Liquid Filter for testing stray light.