Holmium Oxide

Holmium oxide glass filter for checking the wavelength accuracy of a UV/Vis or UV/Vis/NIR spectrometer. The filter is mounted in precision aluminium spring mount and is provided in a robust aluminium container with a Certificate of Calibration.

Ho₂O₃ CAS#: 12055-62-8 F.W.: 377.86

Holmium oxide (4%) in 10% v/v perchloric acid. For the verification of the UV-Visible spectrophotometer wavelength scale.

CAS No.: 12055-62-8

UN Number: UN1802

CAS Number: 12055-62-8 Molar Mass: 377.86 g/mol

Formula: Ho2O3 Formula weight: 377.86 Purity: 99.9% (REO) CAS Number: 12055-62-8 Harmonized Tariff Code:  2846.90

Formula: Ho2O3 Formula weight: 377.86 Purity: 99.9% (REO) CAS Number: 12055-62-8 Harmonized Tariff Code:  2846.90

Formula: Ho2O3 Formula weight: 377.86 Purity: 99.995% (REO) CAS Number: 12055-62-8 Harmonized Tariff Code:  2846.90

Formula: Ho2O3 Formula weight: 377.86 Purity: 99.99% (REO) CAS Number: 12055-62-8 Harmonized Tariff Code:  2846.90

Synonym(s): Rare earth Empirical Formula: Ho₂O₃ Linear Formula: Ho₂O₃ Formula Weight: 377.86 MDL Number: MFCD00011053 Purity: 99.999% trace metals basis Melting Point: 2330 °C(lit.)

CAS: 12055-62-8 EC No: 235-015-3 MDL No: MFCD00011053 Powder Molecular Formula: Ho₂O₃ MW: 377.86 Melting Point: 2330°

CAS: 12055-62-8 EC No: 235-015-3 MDL No: MFCD00011053 3-12mm Sintered Lump Molecular Formula: Ho₂O₃ MW: 377.86 Melting Point: 2330°

CAS: 12055-62-8 EC No: 235-015-3 MDL No: MFCD00011053 Powder Molecular Formula: Ho₂O₃ MW: 377.86 Melting Point: 2330°

CAS: 12055-62-8 EC No: 235-015-3 MDL No: MFCD00011053 Powder Molecular Formula: Ho₂O₃ MW: 377.86 Melting Point: 2330°

Single Element Lumina hollow cathode lamp (HCL) for the detection of elemental Holmium (Ho). Please note that this element requires the use of a nitrous oxide-acetylene flame. Every genuine PerkinElmer lamp is designed for use with and tested on PerkinElmer spectrometers to assure compatibility and…

Single Element Atomax hollow cathode lamp (HCL) for the detection of elemental Holmium (Ho). Please note that this element requires the use of a nitrous oxide-acetylene flame. PerkinElmer Atomax 1.5"" hollow cathode lamps are crafted to the same high standards that have made our 2"" Lumina ™ …

CAS: 7440-60-0 EC No: 231-169-0 MDL No: MFCD00011049 UN No: UN1383; Haz Class: 4.2; Packing Group: I Powder Molecular Formula: Ho MW: 164.93 Melting Point: 1474° Boiling Point: 2695° Density (g/mL): 8.8

…accuracy and a holmium oxide glass filter for checking the wavelength accuracy of a spectrometer. Each filter has an identification number. The ordinate and abscissa values of each filter are quoted in the accompanying Certificate of Calibration. NG nominal 10%, 20%, 50%/holmium oxide filter. …

…stray light (200 to 700 nm), and wavelength accuracy in the UV and visible range (200 to 700 nm). The wavelength accuracy filter is made from holmium oxide and has ten NIST-certified calibration peaks. The UV photometric accuracy filter is made from didymium and has five NIST-certified calibration…

… Stray light (aqueous KCl solution, water blank) Resolution (toluene in hexane, hexane blank) Wavelength accuracy and repeatability (holmium oxide in perchloric acid) Photometric accuracy and repeatability (potassium dichromate 60 mg/L in perchloric acid) Photometric noise, photometric…

Synonym(s): Rare earth Empirical Formula: Ho₂O₃ Linear Formula: Ho₂O₃ Formula Weight: 377.86 MDL Number: MFCD00011053 Purity: ≥99.9% (rare earth content, expressed as Ho₂O₃) Melting Point: …

Synonym(s): Rare earth Empirical Formula: Ho₂O₃ Linear Formula: Ho₂O₃ Formula Weight: 377.86 MDL Number: MFCD00011053 Purity: ≥99.9% trace metals basis Melting Point: 2330 °C(lit.)

CAS No.: 12055-62-8 Formula: Ho₂O₃ Formula Weight: 377.86 Linear Formula: Ho₂O₃ MDL No.: MFCD00011053 Purity: ≥99.9% trace metals basis Density: 1.097 g/mL at 25 °C

… 5.1 Packing Group: III Harmonized Tariff Code:  2846.90 Hazard Statements: H272-H315-H319-H335 May intensify fire; oxidizer. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P221-P210-P220-P305+P351+P338-P405-P501a…

…Class: 5.1 Packing Group: II Harmonized Tariff Code:  2846.90 Hazard Statements: H272-H315-H319-H335 May intensify fire; oxidizer. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P221-P210-P220-P305+P351+P338-P405-P501a…