
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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6-Aminofluorescein (isomer II)
CAS:Formula:C20H13NO5Purity:>95.0%(T)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:347.332-(5-Bromo-2-pyridylazo)-5-dimethylaminophenol [for Colorimetric Determination of Cd]
CAS:Formula:C13H13BrN4OPurity:>93.0%(HPLC)Color and Shape:Red to Dark red to Dark purple powder to crystalMolecular weight:321.181,4-Xylene-D10 99.5 atom % D 5ml bottle
CAS:1,4-Xylene-D10 99.5 atom % D 5ml bottlePurity:99.5 Atom % DColor and Shape:LiquidMolecular weight:116.23g/mol4-(5-CHLORO-2-PYRIDYLAZO)-1,3-PHENYLENEDIAMINE
CAS:Formula:C11H10ClN5Purity:98%Color and Shape:SolidMolecular weight:247.6836Aniline-2',3',4',5',6'-D5 >98 Atom % D 1ml ampoule
CAS:Aniline-2',3',4',5',6'-D5 >98 Atom % D 1ml ampouleFormula:C6H2D5NPurity:>98 Atom % DColor and Shape: colourless liquidMolecular weight:98.16g/mol2-Naphthalenol, 1-[2-(2-thiazolyl)diazenyl]-
CAS:Formula:C13H9N3OSPurity:99%Color and Shape:SolidMolecular weight:255.2951PAN [=1-(2-Pyridylazo)-2-naphthol] [Metal indicator and spectrophotometric reagent for transition metals]
CAS:Formula:C15H11N3OPurity:>98.0%(T)(HPLC)Color and Shape:Light yellow to Amber to Dark green powder to crystalMolecular weight:249.27Methylcyclohexane-D14 >99.5 Atom % D 5ml ampoule
CAS:Methylcyclohexane-D14 >99.5 Atom % D 5ml ampouleFormula:C7D14Purity:>99.5 Atom % DColor and Shape:LiquidMolecular weight:112.27g/molPhenol, 2,2'-(1,2-diazenediyl)bis-
CAS:Formula:C12H10N2O2Purity:95%Color and Shape:SolidMolecular weight:214.22Kontes Medallion bronze NMR tube 8
Kontes Medallion bronze NMR tube 8Purity:By gc: 1 (Typical Value in Batch COA)Color and Shape: 1 liquid(S)-(+)-1-(1-NAPHTHYL)ETHYL ISOCYANATE
CAS:Formula:C13H11NOPurity:98%Color and Shape:LiquidMolecular weight:197.2325CaF2 Polished Crystal Optic, 41mmx23mmx6mm rectangle, Drilled
CaF2 Polished Crystal Optic, 41mmx23mmx6mm rectangle, Drilled4-Oxo-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical (purified by sublimation)
CAS:Formula:C9H16NO2Purity:>98.0%(GC)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:170.23Zinc Selenium polished crystal optic 13mm x 2mm disc
Zinc Selenium polished crystal optic 13mm x 2mm discMethylene chloride-D2 >99.50 Atom % D 5ml bottle
CAS:Methylene chloride-D2 >99.50 Atom % D 5ml bottleFormula:CCl2D2Purity:>99.50 Atom % DColor and Shape: colourless liquidMolecular weight:86.94g/molCarbonic dihydrazide, 2,2'-diphenyl-
CAS:Formula:C13H14N4OPurity:97%Color and Shape:SolidMolecular weight:242.27651-(2-Pyridylazo)-2-Naphthol
CAS:Formula:C15H11N3OPurity:90%Color and Shape:SolidMolecular weight:249.26731,2-Dichlorobenzene-D4 99.0 Atom % D 1ml ampuole
CAS:1,2-Dichlorobenzene-D4 99.0 Atom % D 1ml ampuoleFormula:C6Cl2D4Purity:99.0 Atom % DColor and Shape: colourless liquidMolecular weight:151.03g/molDimethylsulphoxide-D6 >99.8 Atom % D 10ml vial
CAS:Dimethylsulphoxide-D6 >99.8 Atom % D 10ml vialFormula:C2D6OSPurity:>99.8 Atom % DColor and Shape: colourless liquidMolecular weight:84.17g/molNMR sample tube pressure cap 5mm, YELLOW pack of 100
NMR sample tube pressure cap 5mm, YELLOW pack of 100Methanol-D4 "100%" >99.95 Atom % D 10x0.75ml Ampoules
CAS:Methanol-D4 "100%" >99.95 Atom % D 10x0.75ml AmpoulesPurity:>99.95 Atom % DColor and Shape:LiquidMolecular weight:36.07g/molPotassium deuteroxide 99.5 Atom % D - 10ml Bottle
CAS:Potassium deuteroxide 99.5 Atom % D - 10ml BottleFormula:·K·OHPurity:99.8 Atom % DMolecular weight:56.11g/molAniline-2',3',4',5',6'-D5 >98 Atom % D 5ml ampoule
CAS:Aniline-2',3',4',5',6'-D5 >98 Atom % D 5ml ampouleFormula:C6H2D5NPurity:>98 Atom % DColor and Shape:LiquidMolecular weight:98.16g/molTris(6,6,7,7,8,8,8-heptafluoro-2,2-dimethyl-3,5-octanedionato)praseodymium(III) [NMR Shift Reagent]
CAS:Formula:C30H30F21O6PrPurity:>97.0%(T)Color and Shape:White to Light yellow to Green powder to crystalMolecular weight:1,026.44Pyrogallol Red
CAS:Formula:C19H12O8SColor and Shape:Dark red to Brown powder to crystalMolecular weight:400.36Trifluoroacetic Acid
CAS:Formula:C2HF3O2Purity:>99.0%(T)Color and Shape:Colorless to Almost colorless clear liquidMolecular weight:114.024-(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:371.04trans-(1S,2S)-N,N'-Dimethylcyclohexane-1,2-diamine
CAS:Formula:C8H18N2Purity:97%Color and Shape:SolidMolecular weight:142.24192000000002NaCl Polished Crystal Optic, 38.5mmx19.5mmx4mm rectangle
NaCl Polished Crystal Optic, 38.5mmx19.5mmx4mm rectangle3-Mercaptopropane-1,2-diol
CAS:Formula:C3H8O2SPurity:97%Color and Shape:LiquidMolecular weight:108.15942(R)-1-(Naphthalen-1-yl)ethanamine
CAS:Formula:C12H13NPurity:95%Color and Shape:LiquidMolecular weight:171.238320000000022H-1-Benzopyran-2-one, 7-(dimethylamino)-4-methyl-
CAS:Formula:C12H13NO2Purity:95%Color and Shape:SolidMolecular weight:203.2371(s)-(-)-1-phenylethylamine
CAS:Formula:C8H11NPurity:98%Color and Shape:Colorless LiquidMolecular weight:121.1796KBr Polished Crystal Optic, 38.5mmx19.5mmx4mm rectangle, Drilled
KBr Polished Crystal Optic, 38.5mmx19.5mmx4mm rectangle, DrilledMolecular weight:0.00g/molN-(2-Carboxybenzoyl)-(-)-10,2-camphorsultam
CAS:Formula:C18H21NO5SPurity:>98.0%(T)(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:363.43Sodium deuteroxide (30% in D2O) >99.5 Atom % D 25ml bottle
CAS:Sodium deuteroxide (30% in D2O) >99.5 Atom % D 25ml bottlePurity:>99.5 Atom % DColor and Shape:Colourless LiquidMolecular weight:40.00g/molRhodamine B Hydrazide
CAS:Formula:C28H32N4O2Purity:>98.0%(T)(HPLC)Color and Shape:Light red to Red to Purple powder to crystalMolecular weight:456.59Chloroform-D >99.80 Atom % D 0.03% TMS 100ml bottle
CAS:Chloroform-D >99.80 Atom % D 0.03% TMS 100ml bottleFormula:CCl3DPurity:>99.80 Atom % DColor and Shape: colourless liquidMolecular weight:120.38g/molBenzoic acid, 4-(10,15,20-triphenyl-21H,23H-porphin-5-yl)-, methyl ester
CAS:Formula:C46H32N4O2Purity:95%Color and Shape:SolidMolecular weight:672.77193',6'-Dihydroxy-3-oxo-N-(prop-2-yn-1-yl)-3H-spiro[isobenzofuran-1,9'-xanthene]-5-carboxamide
CAS:Formula:C24H15NO6Purity:95%Color and Shape:SolidMolecular weight:413.379Dispersive Permanently Sealed SL-3 Cell, CaF2, 0.050mm Pathlength
Dispersive Permanently Sealed SL-3 Cell, CaF2, 0.050mm PathlengthTeflon Spacers for Dispersive Demountable Cell, 0.05mm, pack of 12
Teflon Spacers for Dispersive Demountable Cell, 0.05mm, pack of 122-Propenoic acid, 3-phenyl-, (2E)-
CAS:Formula:C9H8O2Purity:98%Color and Shape:SolidMolecular weight:148.15863-(2-Pyridyl)-5,6-bis(4-sulfophenyl)-1,2,4-triazine Disodium Salt
CAS:Formula:C20H12N4Na2O6S2Purity:>95.0%(T)(HPLC)Color and Shape:Light yellow to Amber to Dark green powder to crystalMolecular weight:514.44Type 21 Standard Rectangular with Stopper UV Cell Glass, 10mm pathlength
Type 21 Standard Rectangular with Stopper UV Cell Glass, 10mm pathlengthMolecular weight:0.00g/mol2-Amino-3,8-dimethylimidazo[4,5-F]quinoxaline-2-(13)C
CAS:2-Amino-3,8-dimethylimidazo[4,5-F]quinoxaline-2-(13)CMolecular weight:214.23g/mol4'-Hydroxyazobenzene-2-carboxylic Acid [Matrix for MALDI-TOF/MS]
CAS:Formula:C13H10N2O3Purity:>98.0%(T)(HPLC)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:242.23Rhodamine 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:479.02Dispersive Permanently Sealed SL-3 Cell, CaF2, 1.00mm Pathlength
Dispersive Permanently Sealed SL-3 Cell, CaF2, 1.00mm PathlengthAcetophenone-D8 >98.0 Atom % D 5ml ampule
CAS:Acetophenone-D8 >98.0 Atom % D 5ml ampuleFormula:C8D8OPurity:>98.0 Atom % DColor and Shape: colourless to slightly yellow liquidMolecular weight:128.20g/mol4-Chlorobenzoyl Chloride
CAS:Formula:C7H4Cl2OPurity:>98.0%(GC)(T)Color and Shape:White or Colorless to Almost white or Almost colorless powder to lump to clear liquidMolecular weight:175.01(E)-3-(4-Methoxyphenyl)acrylic acid
CAS:Formula:C10H10O3Purity:98%Color and Shape:SolidMolecular weight:178.1846Acetic acid-D4 99.5 atom % D 10x0.75ml Ampoule
CAS:Acetic acid-D4 99.5 atom % D 10x0.75ml AmpouleFormula:C2D4O2Purity:99.5 Atom % DColor and Shape: colourless liquidMolecular weight:64.08g/molBenzene-D6 "100%" >99.95 Atom % D (10x0.75ml) ampoule pack
CAS:Benzene-D6 "100%" >99.95 Atom % D (10x0.75ml) ampoule packFormula:C6D6Purity:>99.95 Atom % DColor and Shape: colourless liquidMolecular weight:84.15g/molN-(4-Aminobutyl)-N-ethylisoluminol [Chemiluminescence Reagent]
CAS:Formula:C14H20N4O2Purity:>97.0%(T)Color and Shape:White to Light yellow powder to crystalMolecular weight:276.34Formic-D acid (95% in H2O) >98.0 Atom % D 5ml bottle
CAS:Formic-D acid (95% in H2O) >98.0 Atom % D 5ml bottleFormula:CHDO2Purity:>98.0 Atom % DColor and Shape: clear. colourless liquidMolecular weight:47.03g/molSpiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-
CAS:Formula:C20H12O5Purity:85%Color and Shape:SolidMolecular weight:332.3063Ammonium acetate-D3 1g bottle
CAS:Ammonium acetate-D3 1g bottlePurity:>98 Atom % DMolecular weight:77.08g/molAcetonitrile-d3 99.8atom%D
CAS:Formula:C2D3NPurity:>99.0%(GC)Color and Shape:Colorless clear liquidMolecular weight:44.07Wilmad 5mm Precision Quartz NMR Tube, 500MHz, 7"
Wilmad 5mm Precision Quartz NMR Tube, 500MHz, 7"Molecular weight:0.00g/molDiethyl Oxalate [for Spectrophotometry]
CAS:Formula:C6H10O4Purity:>99.0%(GC)Color and Shape:Colorless clear liquidMolecular weight:146.14Eriochrome Black T
CAS:Formula:C20H12N3NaO7SColor and Shape:Black powder to crystalineMolecular weight:461.382-(4-Chlorophenyl)-4,5-diphenylimidazole
CAS:Formula:C21H15ClN2Purity:>98.0%(T)(HPLC)Color and Shape:White to Light yellow powder to crystalMolecular weight:330.82Tetrahydrofuran-D8 >99.50 Atom % D 10 x 0.75ml ampoule
CAS:Tetrahydrofuran-D8 >99.50 Atom % D 10 x 0.75ml ampouleFormula:C4D8OPurity:>99.50 Atom % DColor and Shape: colourless liquidMolecular weight:80.16g/molBromoform (stabilized with 2-Methyl-2-butene) [for Spectrophotometry]
CAS:Formula:CHBr3Purity:>99.0%(GC)Color and Shape:Colorless clear liquidMolecular weight:252.73Deuterium Chloride >99.0 Atom % D (38% in D2O) 10ml bottle
CAS:Deuterium Chloride >99.0 Atom % D (38% in D2O) 10ml bottleFormula:ClDPurity:>99.0 Atom % DColor and Shape: colourless liquidMolecular weight:37.47g/moln-Heptane-D16 >99.0 Atom % D 1ml ampoule
CAS:n-Heptane-D16 >99.0 Atom % D 1ml ampouleFormula:C7D16Purity:>99.0 Atom % DColor and Shape:Colourless LiquidMolecular weight:116.30g/molPair of Poly Cal Films 38um cert/76um uncert. PhEur 2.2.24
Pair of Poly Cal Films 38um cert/76um uncert. PhEur 2.2.24Purity:By gc: 99.05% (Typical Value in Batch COA)Color and Shape: colourless to light yellow low melting solid(R)-(+)-1-(1-Naphthyl)ethylamine
CAS:Formula:C12H13NPurity:>99.0%(GC)Color and Shape:Colorless to Yellow clear liquidMolecular weight:171.24Boric acid-D3 >98 Atom % D 5g bottle
CAS:Boric acid-D3 >98 Atom % D 5g bottleFormula:BD3O3Purity:>98 Atom % DColor and Shape:PowderMolecular weight:64.85g/molChloroform-D >99.80 Atom % D 0.03% TMS 100g bottle
CAS:Chloroform-D >99.80 Atom % D 0.03% TMS 100g bottleFormula:CCl3DPurity:>99.80 Atom % DColor and Shape: colourless liquidMolecular weight:120.38g/molPhenanthridinium, 3,8-diamino-5-ethyl-6-phenyl-, bromide (1:1)
CAS:Formula:C21H20BrN3Purity:95%Color and Shape:LiquidMolecular weight:394.3076Dispersive Permanently Sealed SL-3 Cell, CaF2, 5mm Pathlength
Dispersive Permanently Sealed SL-3 Cell, CaF2, 5mm PathlengthStyrene-D5. stab. >98 Atom % D 1g ampule
CAS:Styrene-D5. stab. >98 Atom % D 1g ampuleFormula:C8H3D5Purity:>98 Atom % DColor and Shape: colourless liquidMolecular weight:109.18g/mol4-(2-IODOACETAMIDO)-TEMPO
CAS:Formula:C11H20IN2O2Purity:98%Color and Shape:SolidMolecular weight:339.1932Hexyl 7-(diethylamino)-2-oxo-2H-chromene-3-carboxylate
CAS:Formula:C20H27NO4Purity:98%Molecular weight:345.4327