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Filter Sets Overview

Glass Filter Sets for testing the photometric accuracy and wavelength accuracy

TypeApplicationContentWavelength
(nm)
666-S000Glass Filter Set for testing the photometric accuracy and wavelength accuracyF1 Holmium Glass Filter
F2 Neutral Density Glass Filter (0.25 Abs)
F3 Neutral Density Glass Filter (0.5 Abs)
F4 Neutral Density Glass Filter (1.0 Abs)
F0 Reference Filter Frame
A: 440; 465; 546,1; 590; 635

W: 279; 361; 453; 536; 638
666-S001Glass Filter Set for testing the photometric accuracy and wavelength accuracyF3 Neutral Density Glass Filter (0.5 Abs)
F4 Neutral Density Glass Filter (1.0 Abs)
F7 Didymium Glass Filter (ca. 0.5-1.0 Abs)
A: 270; 280; 297; 320; 340; 440; 465; 546,1; 590; 635

W: 329; 472; 512; 681; 875
666-S002Glass Filter Set for testing the photometric accuracy and wavelength accuracyF2 Neutral Density Glass Filter (0.25 Abs)
F3 Neutral Density Glass Filter (1.0 Abs)
F4 Neutral Density Glass Filter (1.5 Abs)
A: 440; 465; 546,1; 590; 635
666-S004Glass Filter Set for testing the photometric accuracy and wavelength accuracyF201 Neutral Density Glass Filter (0.3 Abs)
F202 Neutral Density Glass Filter (1.5 Abs)
F203 Neutral Density Glass Filter (2.0 Abs)
F0 Referenz-Filterrahmen
A: 440; 465; 546,1; 590; 635
666-S300Glass Filter Set for testing the photometric accuracy and wavelength accuracyF390 Neutral Density Glass Filter (0.04 Ab
F301 Neutral Density Glass Filter
F303 Neutral Density Glass Filter (3.0 Abs)
A: 440; 465; 546,1; 590; 635

Liquid Filter Sets to check photometric accuracy

Type
ApplicationContentWavelength (nm)
667-UV301Liquid Filter Set to check photometric accuracy (in the UV range) according to Ph. Eur. and USPUV60 60mg/l potassium dichromate in perchloric acid (0.3-0.9 Abs)
UV14 Reference filter (perchloric acid)
A:235;257; 313; 350
667-UV304Liquid Filter Set to check photometric accuracy (in the Vis range) according to Ph. Eur.UV600 600mg/l potassium dichromate in perchloric acid (1.0 Abs)
UV14 Reference filter (perchloric acid)
A: 430
667-UV305Liquid Filter Set to check photometric accuracy (in the UV/Vis range) according to Ph. Eur.UV60 potassium dichromate in perchloric acid (0.3-0.9 Abs)
UV600 potassium dichromate in perchloric acid (1.0 Abs)
UV14 Reference filter (perchloric acid)
A: 235; 257; 313; 350; 430
667-UV350Liquid Filter Set to check photometric accuracy (in the deep UV range)UV51: 6 mg/L Niacin (0,24 / 0,28 Abs)
UV52: 12 mg/L Niacin (0,48 / 0,55 Abs)
UV53: 18 mg/L Niacin (0,74 / 0,85 Abs)
UV54: 24 mg/L Niacin (1,00 / 1,15 Abs)
UV59: HCl (Reference filter)
A: 213; 261

Liquid Filter Set for testing the linearity of the absorption

TypeApplicationContentWavelength (nm)
667-UV307Liquid Filter Set for testing the linearity of the absorptionUV20
potassium dichromate in perchloric acid
UV40
potassium dichromate in perchloric acid
UV60
potassium dichromate in perchloric acid
UV80
potassium dichromate in perchloric acid
UV0100
potassium dichromate in perchloric acid
UV14 Reference Filter
(perchloric acid)
A: 235; 257; 313; 350

Liquid Filter Set for testing the wavelength accuracy

TypeApplicationContentWavelength (nm)
667-UV400Liquid Filter Set for testing the wavelength accuracyUV5 holmium in perchloric acid
UV14 Reference Filter (perchloric acid)
W: 241; 287; 361; 536; 640

Liquid Filter Set for testing the resolution according to Ph. Eur. and USP

TypeApplicationContentWavelength (nm)
667-UV200Liquid Filter Set for testing the resolution according to Ph. Eur. and USPUV6 Toluene in hexane
UV9 Reference Filter (hexane)
R: Scan 265 - 270

Liquid Filter Sets for testing stray light

TypeApplicationContentWavelength (nm)
667-UV100Liquid Filter Set for testing stray light according to Ph. Eur.UV1 potassium chloride in pure water
UV12 Reference Filter (pure water)
200 (cut-off)
667-UV101Liquid Filter Set for testing stray lightUV10 sodium iodide in pure water
UV12 Reference Filter (pure water)
259 (cut-off)
667-UV102Liquid Filter Set for testing stray lightUV11 sodium nitrite in pure water
UV12Reference Filter (pure water)
385 (cut-off)
667-UV103Liquid Filter Set for testing stray lightUV1 potassium chloride in pure water
UV10 sodium iodide in pure water
UV11 sodium nitrite in pure water
UV12 Reference Filter (pure water)
200; 259; 385 (cut-off)
667-UV104Liquid Filter Set for testing stray lightUV10 sodium iodide in pure water
UV11 sodium nitrite in pure water
UV12 Reference Filter (pure water)
259; 385 (cut-off)

Liquid Filter Sets for testing stray light according to USP 857

TypeApplicationContentWavelength (nm)
667-UV100HLiquid Filter Set for testing stray light according to USP 857UV1 potassium chlorid in pure water
UV1Hpotassium chlorid in pure water
PL: 10 und 5 mm
200 (cut-off)
spectral range: 190-250
667-UV101HLiquid Filter Set for testing stray light according to USP 857UV10 sodium iodide in pure water
sodium iodide in pure waterUV10H
PL: 10 und 5 mm
259 (cut-off)
spectral range: 210-259
667-UV102HLiquid Filter Set for testing stray light according to USP 857UV11 sodium nitrite in pure water
UV11H sodium nitrite in pure water
PL: 10 und 5 mm
385 (cut-off)
spectral range: 300-385
667-UV119HLiquid Filter Set for testing stray light according to USP 857UV19 acetone
UV19H Reference Filter (acetone)
PL: 10 und 5 mm
325 (cut-off)
spectral range: 250-320
667-UV105HLiquid Filter Set for testing stray light according to USP 857UV1/UV1H potassium chlorid in pure water
UV10/UV10H sodium iodide in pure water
UV11/UV11H sodium nitrite in pure water
UV19/UV19H acetone
PL: 10 und 5 mm
200; 259; 325; 385 (cut-off)

Complete Filter Set for testing the spectrophotometer according to Ph. Eur.

TypeApplicationContentWavelength (nm)
667-UV003Complete Filter Set for testing the spectrophotometer according to Ph. Eur.UV60/UV600 potassium dichromate in perchloric acid
UV14 Reference Filter (perchloric acid)
UV5 holmium in perchloric acid
UV1 potassium chlorid in pure water
UV12 Reference Filter (pure water)
UV6 toluene in hexane
UV9 Reference Filter (hexane)
A: 235; 257; 313; 350; 430
W: 241; 287; 361; 536; 640
S: 200 (cut-off)
R: Scan 265 - 270

Complete Filter Set for testing the spectrophotometer according to USP 857

TypeApplicationContentWavelength (nm)
667-UV857Filter Set according to USP 857 (minimal configuration)F2/F3/F4  Neutral Density Glass Filter
UV60 potassium dichromate in perchloric acid
UV14 Reference Filter (perchloric acid)
UV5 holmium in perchloric acid
UV25 didymium in perchloric acid
UV11/UV11H sodium nitrite in pure water
UV6 toluene in hexane
UV9 reference Filter (hexane)
A: 440; 465; 546,1; 590; 635
A: 235; 257; 313; 350
W: 241; 250; 278; 287; 333; 345; 361; 385; 416; 452; 468; 485; 536; 640; 732; 740; 794; 801; 864
S: 385 (cut-off)
R: Scan 265 - 270

A: Wavelength for absorbance
W: Wavelength for wavelength accuracy
S: Wavelength for stray light
R: Wavelength for spectral resolution
PL: Path Length