
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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Chloroform (stabilized with Ethanol) [for Spectrophotometry]
CAS:Formula:CHCl3Purity:>99.0%(GC)Color and Shape:Colorless clear liquidMolecular weight:119.374-Methacryloyloxy-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical
CAS:Formula:C13H22NO3Purity:>98.0%(GC)(T)Color and Shape:Light yellow to Yellow to Orange powder to crystalMolecular weight:240.32Bis(2,4-dinitrophenyl) Oxalate [Chemiluminescence reagent for the determination of fluorescent compounds by HPLC and FIA]
CAS:Formula:C14H6N4O12Purity:>98.0%(T)Color and Shape:White to Light yellow powder to crystalMolecular weight:422.22Morin Hydrate
CAS:Formula:C15H10O7·xH2OPurity:>90.0%(HPLC)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:302.24 (as Anhydrous)N-(2-Carboxy-4,5-dichlorobenzoyl)-(+)-10,2-camphorsultam
CAS:Formula:C18H19Cl2NO5SPurity:>98.0%(T)(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:432.31Alizarin Complexone
CAS:Formula:C19H15NO8Purity:>70.0%(HPLC)Color and Shape:Orange to Amber to Dark red powder to crystalMolecular weight:385.33(1S,2S)-(-)-1,2-Diphenylethylenediamine
CAS:Formula:C14H16N2Purity:>98.0%(GC)(T)Color and Shape:White to Light yellow powder to crystalMolecular weight:212.302,3-Naphthalenedialdehyde [Fluorimetric Reagent for Primary Amines]
CAS:Formula:C12H8O2Purity:>99.0%(GC)Color and Shape:White to Light yellow powder to crystalMolecular weight:184.19(1R,2R)-2-(Anthracene-2,3-dicarboximido)cyclohexanecarboxylic Acid
CAS:Formula:C23H19NO4Purity:>98.0%(T)Color and Shape:Light yellow to Yellow to Orange powder to crystalMolecular weight:373.412',7'-Dichlorofluorescein [for Fluorescent indicator]
CAS:Formula:C20H10Cl2O5Purity:>95.0%(HPLC)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:401.20Sodium [(S)-1,2-Diaminopropane-N,N,N',N'-tetraacetato]samarate(III)
CAS:Formula:C11H14N2NaO8SmPurity:>90.0%(T)Color and Shape:White to Light yellow to Light orange powder to crystalMolecular weight:475.59N-tert-Butyl-α-(4-pyridyl-1-oxide)nitrone
CAS:Formula:C10H14N2O2Purity:>98.0%(T)(HPLC)Color and Shape:White to Light yellow powder to crystalMolecular weight:194.23NAM [=N-(9-Acridinyl)maleimide] [for HPLC Labeling]
CAS:Formula:C17H10N2O2Purity:>98.0%(HPLC)Color and Shape:White to Amber powder to crystalMolecular weight:274.28[[(4-tert-Butyl-3,5-dimethyl-1H-pyrrol-2-yl)(4-tert-butyl-3,5-dimethyl-2H-pyrrol-2-ylidene)methyl]methane](difluoroborane)
CAS:Formula:C22H33BF2N2Purity:>98.0%(HPLC)(N)Color and Shape:Orange to Red powder to crystalMolecular weight:374.334'-Hydroxyazobenzene-4-carboxylic Acid
CAS:Formula:C13H10N2O3Purity:>98.0%(T)(HPLC)Color and Shape:Orange to Brown powder to crystalMolecular weight:242.237-(Diethylamino)-3-(1-methyl-2-benzimidazolyl)coumarin
CAS:Formula:C21H21N3O2Purity:>98.0%(T)(HPLC)Color and Shape:Light yellow to Yellow to Green powder to crystalMolecular weight:347.42Sodium Chloride
CAS:Formula:NaClPurity:>99.5%(T)Color and Shape:White powder to crystalMolecular weight:58.44Methyl Formate [for Spectrophotometry]
CAS:Formula:C2H4O2Purity:>98.0%(GC)Color and Shape:Colorless clear liquidMolecular weight:60.054-Cyano-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical
CAS:Formula:C10H17N2OPurity:>95.0%(T)Color and Shape:Light yellow to Amber to Dark green powder to crystalMolecular weight:181.26(S)-(+)-α-Methoxy-α-(trifluoromethyl)phenylacetyl Chloride (ca. 18% in Dichloromethane, ca. 1.0mol/L) [for Determination of the optical purity of Alcohols and Amines]
CAS:Formula:C10H8ClF3O2Purity:min. 99.0 ee%(GC)Color and Shape:Colorless to Almost colorless clear liquidMolecular weight:252.62
