Holmium Glass

DescriptionHolmium glass filter
Primary UsageVerify the wavelength scale of UV/Visible spectrophotometers
Useable Range241nm to 640nm, instruments with SBW of less than 10 nm
Physical ConfigurationStress Free glass filter mounted in anodized aluminum holder
NIST TraceabilityEach set is supplied with a Certificate of Analysis and NIST Traceability
ISO AccreditedAccredited by UKAS ISO 17025, ISO Guide34 and ISO 9001


Holmium Liquid Filter

DescriptionHolmium oxide (4%) in perchloric acid (10%) sealed in a quartz cell
Primary UsageVerify the wavelength scale of UV/visible spectrophotometers
Useable Range240nm to 650nm, 14 traceable absorbance peaks
Physical ConfigurationFar UV quartz cell that has been permanently sealed by heat fusion
NIST TraceabilityEach set is supplied with a Certificate of Analysis and NIST Traceability
ISO AccreditedAccredited by UKAS ISO 17025, ISO Guide34 and ISO 9001


Didymium Glass Filter

DescriptionDidymium glass filter
Primary UsageVerify the wavelength scale of Visible spectrophotometers
Useable Range430nm to 890nm, instruments with SBW of less than 10 nm
Physical ConfigurationStress Free glass filter mounted in anodized an aluminum holder
NIST TraceabilityEach set is supplied with a Certificate of Analysis and NIST Traceability
ISO AccreditedAccredited by UKAS ISO 17025, ISO Guide34 and ISO 9001

Didymium Liquid Filter

DescriptionDidymium (neodymium and praesodymium) perchloric solution permanently heat sealed in a quartz cell
Primary UsageVerify the wavelength scale of UV/visible spectrophotometers
Useable Range290nm to 870nm, spectral bandpass of 5nm or less
Physical ConfigurationFar UV quartz cell that has been permanently sealed by heat fusion
NIST TraceabilityEach set is supplied with a Certificate of Analysis and NIST Traceability
ISO AccreditedAccredited by UKAS ISO 17025, ISO Guide34 and ISO 9001

Start typing and press Enter to search