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Sales: (03) 9769 0666   |    Mon to Fri: 8:30am – 5:00pm
Hanna Instruments Australia
Sales: (03) 9769 0666   |    Mon to Fri: 8:30am – 5:00pm

Holmium Oxide Glass Filter for Spectrophotometers - HI801-11

$579.54


All prices include GST and not all items are stock items.

The HI801-11 is a holmium oxide glass filter that is used to validate the wavelength accuracy of the HI801 iris spectrophotometer. The filter is mounted in a 10 mm square anodized holder and comes with a protective plastic holder that protects the filter when not in use.

  • Glass filter mounted in anodized aluminum holder
  • Fits all spectrophotometers that can accommodate 10 mm square cuvette
  • Absorbance peaks measured at 361, 454, 536, and 638 nm

Description

Holmium is a rare earth element that is silvery white and malleable. Holmium reacts with oxygen to form holmium oxide. Glasses that contain holmium oxide or holmium oxide solution are useful in the calibration of spectrophotometers due to their sharp absorption peaks in the visible spectrum. The National Institute of Technology (N.I.S.T.), formerly National Bureau of Standards (N.B.S.) uses a holmium oxide solution sealed into silica cuvettes as the standard reference material (SRM 2034) for traceability. The holmium oxide solution is prepared with holmium oxide dissolved in perchloric acid. This solution has many well-defined absorption bands. The SRM2034 was found to be stable for up to thirty years*

The HI801-11 is traceable to SRM2034 and is supplied with certificate of that identifies the peak absorbance values of the filter within 0.1 nm of uncertainty. The HI801-11 holmium oxide filter is used with the wavelength check mode found in the HI801 iris spectrophotometer. The filter is placed into the meter and the wavelength check mode is then used to verify the wavelength positioning. Once the check is complete the meter will display the wavelength peaks and they are compared to the values found on the certificate. The values should be within ±1.5 nm of the certified value.

* NIST Special Publication 260-192

FEATURES/BENEFITS:

Holmium Oxide Filter

  • Supplied with certificate of analysis traceable to SRM2034
  • All values are certified and have an uncertainty of less than 0.1 nm
  • Packaged in light tight plastic cuvette holder
SKU HI801-11
Product Name Holmium Oxide Glass Filter for Spectrophotometers - HI801-11
Quote Required No
Dimensions 10 x 10 mm
Ordering Information HI801-11 is supplied with quality certificate with values that have an uncertainty of less than 0.1 nm.
Description HI801-11 is a holmium glass filter that is mounted in a 10 mm square anodized aluminum cuvette.
Certificate of Analysis peak wavelengths
Quantity 1
Method traceable to SRM2034

All prices are inclusive of GST and not all items are stock items, if you require an immediate solution please send an email to sales@hannainst.com.au or call us on (03) 9769 0666.

Free standard delivery: We offer free delivery within Australia on orders over $100, typically arriving within 5 to 7 days. Delivery times may vary depending on the courier service and the recipient's location. Free shipping is not available with other offers or discounts.

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Please note that we do not offer shipping to PO Box addresses.