
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
- Atomic Emission Standards
- Electron Spin Resonance (ESR/EPR) Spectroscopy
- Spectrophotometry Standards
Products of "Spectroscopy Standards"
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(R)-(-)-2-METHOXY-2-(1-NAPHTHYL)PROPIONIC ACID
CAS:Formula:C14H14O3Purity:99%Color and Shape:SolidMolecular weight:230.25924-Oxo-Tempo free radical
CAS:Formula:C9H16NO2Purity:97%Color and Shape:SolidMolecular weight:170.2288(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:252.62Bathophenanthroline
CAS:Formula:C24H16N2Purity:>99.0%(T)Color and Shape:White to Orange to Green powder to crystalMolecular weight:332.41Ethyl 7-(Diethylamino)coumarin-3-carboxylate
CAS:Formula:C16H19NO4Purity:>98.0%(GC)(T)Color and Shape:Light yellow to Amber to Dark green powder to crystalMolecular weight:289.337-Hydroxy-4-methylcoumarin-3-acetic Acid
CAS:Formula:C12H10O5Purity:>97.0%(T)(HPLC)Color and Shape:White to Light yellow powder to crystalMolecular weight:234.21Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-5-isothiocyanato-
CAS:Formula:C21H11NO5SPurity:80%Color and Shape:SolidMolecular weight:389.3807N,N-Dimethylformamide-D7 >99.50 Atom % D 5ml Bottle
CAS:N,N-Dimethylformamide-D7 >99.50 Atom % D 5ml BottleFormula:C3D7NOPurity:>99.50 Atom % DColor and Shape: colourless liquidMolecular weight:80.14g/molMCLA [Chemiluminescence Reagent]
CAS:Formula:C14H13N3O2·HClPurity:>98.0%(HPLC)Color and Shape:White to Brown powder to crystalMolecular weight:291.74Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,3',6'-dihydroxy-2',4',5',7'-tetraiodo-, disodium salt
CAS:Formula:C20H6I4Na2O5Purity:85%Color and Shape:SolidMolecular weight:879.8560600000003Calcein Sodium Salt (mixture of isomers) [for Fluorometric Determination of Ca]
Color and Shape:Light yellow to Amber to Dark green powder to crystal1,4-Phthalazinedione, 6-amino-2,3-dihydro-
CAS:Formula:C8H7N3O2Purity:98%Color and Shape:SolidMolecular weight:177.1601Hexamethyldisilane
CAS:Formula:C6H18Si2Purity:>98.0%(GC)Color and Shape:White or Colorless to Light yellow powder to lump to clear liquidMolecular weight:146.381,4-Dichlorobenzene-D4 98.0 Atom % D 5g bottle
CAS:1,4-Dichlorobenzene-D4 98.0 Atom % D 5g bottlePurity:98 Atom % DColor and Shape:SolidMolecular weight:151.03g/mol