
Spectroscopy Standards
Spectroscopy standards are critical reference materials used for accurate and reliable spectroscopic determinations. This category includes a variety of standards essential for different spectroscopic techniques, such as atomic absorption standards and atomic emission standards, which are vital for precise measurement of metal concentrations. Additionally, the category encompasses standards for spin resonance, crucial for Electron Spin Resonance (ESR) and Nuclear Magnetic Resonance (NMR) spectroscopy, ensuring accurate calibration and validation of these instruments. Spectrophotometry standards are also included, providing benchmarks for the quantitative analysis of light absorption in various samples. These standards play a pivotal role in ensuring the accuracy, consistency, and reproducibility of spectroscopic measurements across numerous scientific and industrial applications, including environmental analysis, pharmaceutical testing, and materials research. By offering high-purity reference materials, spectroscopy standards support the development of reliable analytical methods and the maintenance of stringent quality control protocols.
Subcategories of "Spectroscopy Standards"
- Atomic Absorption Standards(128 products)
- Atomic Emission Standards(37 products)
- Electron Spin Resonance (ESR/EPR) Spectroscopy(42 products)
- Spectrophotometry Standards(72 products)
Found 1357 products of "Spectroscopy Standards"
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Potassium Chloride
CAS:Formula:KClPurity:>99.5%(T)Color and Shape:White powder to crystalMolecular weight:74.55Hexyl 7-(Diethylamino)coumarin-3-carboxylate
CAS:Formula:C20H27NO4Purity:>98.0%(T)(HPLC)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:345.44Resorufin
CAS:Formula:C12H7NO3Purity:>95.0%(HPLC)Color and Shape:Dark green to Dark blue to Black powder to crystalMolecular weight:213.19Nitromethane
CAS:Formula:CH3NO2Purity:>98.0%(GC)Color and Shape:Colorless to Light yellow to Light orange clear liquidMolecular weight:61.04(1R,2R)-(+)-1,2-Diphenylethylenediamine
CAS:Formula:C14H16N2Purity:>98.0%(GC)(T)Color and Shape:White to Orange to Green powder to crystalMolecular weight:212.30Coumarin 153 (purified by sublimation)
CAS:Formula:C16H14F3NO2Purity:>99.0%(T)(HPLC)Color and Shape:Light yellow to Yellow to Orange powder to crystalMolecular weight:309.29N-(tert-Butoxycarbonyl)glycine
CAS:Formula:C7H13NO4Purity:>98.0%(T)Color and Shape:White to Almost white powder to crystalMolecular weight:175.18Formoxime (10% in Water, ca. 2.4mol/L)
CAS:Formula:CH3NOColor and Shape:Colorless to Almost colorless clear liquidMolecular weight:45.043-Carboxy-2,2,5,5-tetramethylpyrrolidine 1-Oxyl Free Radical
CAS:Formula:C9H16NO3Purity:>98.0%(T)(HPLC)Color and Shape:Light orange to Yellow to Green powder to crystalMolecular weight:186.23(R,R)-(-)-2,3-Butanediol
CAS:Formula:C4H10O2Purity:>97.0%(GC)Color and Shape:White or Colorless to Light yellow powder to lump to clear liquidMolecular weight:90.12[[(3,5-Dimethyl-1H-pyrrol-2-yl)(3,5-dimethyl-2H-pyrrol-2-ylidene)methyl]methane](difluoroborane)
CAS:Formula:C14H17BF2N2Purity:>98.0%(GC)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:262.112-Naphthoic Acid
CAS:Formula:C11H8O2Purity:>98.0%(GC)(T)Color and Shape:White to Light yellow powder to crystalMolecular weight:172.18Diphenylcarbazone (contains Diphenylcarbazide)
CAS:Formula:C13H12N4OPurity:>40.0%(HPLC)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:240.27(S)-(-)-1-(1-Naphthyl)ethylamine
CAS:Formula:C12H13NPurity:>99.0%(GC)Color and Shape:Colorless to Light orange to Yellow clear liquidMolecular weight:171.244-Dimethylaminoazobenzene-4'-carboxylic Acid
CAS:Formula:C15H15N3O2Purity:>97.0%(T)(HPLC)Color and Shape:Yellow to Amber to Dark red powder to crystalMolecular weight:269.301,1'-Diethyl-2,2'-cyanine Iodide
CAS:Formula:C23H23IN2Purity:>98.0%(HPLC)Color and Shape:Orange to Brown to Dark red powder to crystalMolecular weight:454.364-(3,5-Dibromo-2-pyridylazo)-1,3-phenylenediamine [for Colorimetric Analysis of Co, Cd]
CAS:Formula:C11H9Br2N5Purity:>98.0%(T)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:371.04(R)-(-)-N-(3,5-Dinitrobenzoyl)-α-phenylglycine
CAS:Formula:C15H11N3O7Purity:>98.0%(T)(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:345.27N-(tert-Butoxycarbonyl)-1,2-diaminoethane
CAS:Formula:C7H16N2O2Purity:>97.0%(GC)Color and Shape:Colorless to Light yellow clear liquidMolecular weight:160.22Pinacyanol Iodide
CAS:Formula:C25H25IN2Purity:>90.0%(HPLC)Color and Shape:Green to Dark green powder to crystalMolecular weight:480.39
