
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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9-Anthracenecarboxylic Acid (purified by sublimation)
CAS:Formula:C15H10O2Purity:>99.0%(GC)(T)Color and Shape:Light yellow to Yellow to Green powder to crystalMolecular weight:222.24Barium Chloranilate Trihydrate
CAS:Formula:C6BaCl2O4·3H2OPurity:>97.0%(T)Color and Shape:Gray to Dark purple to Black powder to crystalMolecular weight:398.344-Isothiocyanato-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical
CAS:Formula:C10H17N2OSPurity:>97.0%(GC)(T)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:213.323,3'-Diethylthiacarbocyanine Iodide
CAS:Formula:C21H21IN2S2Purity:>98.0%(HPLC)(N)Color and Shape:Amber to Brown to Dark green powder to crystalMolecular weight:492.444-Bromobenzoyl Chloride
CAS:Formula:C7H4BrClOPurity:>98.0%(GC)(T)Color and Shape:White to Orange to Green powder to lumpMolecular weight:219.46Rhodamine B [Ion association reagent for photometric and fluorimetric analysis]
CAS:Formula:C28H31ClN2O3Purity:>98.0%(T)Color and Shape:Yellow to Brown to Dark green powder to crystalMolecular weight:479.02(1R,4S)-1,2,3,4-Tetrahydro-1,4-epoxynaphthalene-1-carboxylic Acid
CAS:Formula:C11H10O3Purity:>96.0%(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:190.20Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)praseodymium(III) [NMR Shift Reagent]
CAS:Formula:C33H57O6PrPurity:>98.0%(T)Color and Shape:White to Light yellow to Green powder to crystalMolecular weight:690.724-[(tert-Butoxycarbonylamino)methyl]pyridine-2-carboxylic Acid [Reagent for application of the exciton chirality method]
CAS:Formula:C12H16N2O4Purity:>96.0%(T)(HPLC)Color and Shape:White to Light yellow powder to crystalMolecular weight:252.27Dichloromethane-d2 99.9atom%D
CAS:Formula:CCl2D2Purity:min. 99.0 %(GC)Color and Shape:Colorless clear liquidMolecular weight:86.94Isoluminol [Chemiluminescence reagent]
CAS:Formula:C8H7N3O2Purity:>98.0%(T)(HPLC)Color and Shape:Light yellow to Amber to Dark green powder to lumpMolecular weight:177.16Tetrabromofluorescein Potassium Salt
CAS:Formula:C20H6Br4K2O5Purity:>85.0%(HPLC)Color and Shape:Orange to Brown to Dark red powder to crystalMolecular weight:724.082',5'-Dihydroxyacetophenone
CAS:Formula:C8H8O3Purity:>98.0%(GC)Color and Shape:Light orange to Yellow to Green powder to crystalMolecular weight:152.15Bismuthiol II
CAS:Formula:C8H5KN2S3Purity:>98.0%(T)(HPLC)Color and Shape:White to Light yellow to Green powder to crystalMolecular weight:264.42Chirabite-AR
CAS:Formula:C42H29N7O8Color and Shape:Light orange to Yellow to Green powder to crystalMolecular weight:759.74trans-Ferulic Acid (purified by sublimation)
CAS:Formula:C10H10O4Purity:>98.0%(GC)(T)Color and Shape:White to Orange to Green powder to crystalMolecular weight:194.19AzBTS [=2,2'-Azinobis(3-ethylbenzothiazoline-6-sulfonic Acid Ammonium Salt)] [Spectrophotometric reagent for free chlorine]
CAS:Formula:C18H24N6O6S4Purity:>98.0%(T)(HPLC)Color and Shape:White to Light yellow to Green powder to crystalMolecular weight:548.67Benzene-d6 99.6atom%D
CAS:Formula:C6D6Color and Shape:Colorless to Almost colorless clear liquidMolecular weight:84.154-Carboxy-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical
CAS:Formula:C10H18NO3Purity:>97.0%(GC)(T)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:200.26D-(-)-Mandelic Acid
CAS:Formula:C8H8O3Purity:>99.0%(GC)(T)Color and Shape:White to Light yellow powder to crystalMolecular weight:152.15
