
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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(R)-2-Phenylpropanoic acid
CAS:Formula:C9H10O2Purity:98%Color and Shape:SolidMolecular weight:150.1745(4S)-4,5-Dihydro-2-(6-hydroxy-2-benzothiazolyl)-4-thiazolecarboxylic acid
CAS:Formula:C11H8N2O3S2Purity:98%Color and Shape:SolidMolecular weight:280.3228Benzene, 1,1',1'',1'''-(1,3-butadiene-1,4-diylidene)tetrakis-
CAS:Formula:C28H22Purity:99%Color and Shape:SolidMolecular weight:358.4743Ref: IN-DA003FGN
1g49.00€5g116.00€10g165.00€25g290.00€50gTo inquire75gTo inquire100gTo inquire100mg27.00€250mg34.00€(S)-2-Phenylpropanoic acid
CAS:Formula:C9H10O2Purity:97%Color and Shape:SolidMolecular weight:150.1745N-Cinnamoyl-N-(2,3-xylyl)hydroxylamine
CAS:Formula:C17H17NO2Purity:98%Color and Shape:SolidMolecular weight:267.32242-[2-Hydroxy-3-(2,4-xylylcarbamoyl)-1-naphthylazo]phenol
CAS:Formula:C25H21N3O3Purity:95%Molecular weight:411.4525Ethanedioic acid, 1,2-bis(2,4-dinitrophenyl) ester
CAS:Formula:C14H6N4O12Purity:98%Color and Shape:SolidMolecular weight:422.21703-Oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-diyl bis(trifluoromethanesulfonate)
CAS:Formula:C22H10F6O9S2Purity:98%Color and Shape:SolidMolecular weight:596.42985-Amino-1,3,4-Thiadiazole-2-Thiol
CAS:Formula:C2H3N3S2Purity:95%Color and Shape:SolidMolecular weight:133.1953Arsenazo i trisodium salt
CAS:Formula:C16H13AsN2NaO11S2Purity:98%Color and Shape:SolidMolecular weight:571.32263,3'-Dimethyl-1,1'-diphenyl-1H,1'H-[4,4'-bipyrazole]-5,5'(4H,4'H)-dione
CAS:Formula:C20H18N4O2Purity:97%Color and Shape:SolidMolecular weight:346.38253',6'-Dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-5-carboxylic acid
CAS:Formula:C21H12O7Purity:97%Color and Shape:SolidMolecular weight:376.3158Ref: IN-DA008P3R
1g109.00€5g254.00€1kgTo inquire25gTo inquire100gTo inquire250gTo inquire25mg28.00€500gTo inquire100mg28.00€250mg50.00€2-Pyridinecarboxylic acid, 4-[[[(1,1-dimethylethoxy)carbonyl]amino]methyl]-
CAS:Formula:C12H16N2O4Purity:96.0%Color and Shape:SolidMolecular weight:252.2664(1S,2S)-(-)-1,2-Diphenylethylenediamine
CAS:Formula:C14H16N2Purity:98%Color and Shape:SolidMolecular weight:212.2902(R)-(-)-2-Methoxy-2-(1-naphthyl)propionic Acid
CAS:Formula:C14H14O3Purity:99%Color and Shape:SolidMolecular weight:230.2592Ref: IN-DA0037X4
10g20.00€25g20.00€5kg188.00€100g26.00€250g35.00€25kg566.00€500g53.00€50kgTo inquire100kgTo inquire(1S,2S)-2-(1,3-Dioxo-1H-benzo[f]isoindol-2(3H)-yl)cyclohexanecarboxylic acid
CAS:Formula:C19H17NO4Purity:98%Color and Shape:SolidMolecular weight:323.34266H-1,3-Dioxolo[4,5-g][1]benzopyran-6-one, 8-methyl-
CAS:Formula:C11H8O4Purity:97%Color and Shape:SolidMolecular weight:204.1788(1R,2R)-2-(1,3-Dioxo-1H-benzo[f]isoindol-2(3H)-yl)cyclohexanecarboxylic acid
CAS:Formula:C19H17NO4Purity:98%Color and Shape:SolidMolecular weight:323.34265-(Dimethylamino)-2-(pyridin-2-yldiazenyl)phenol
CAS:Formula:C13H14N4OPurity:98%Color and Shape:SolidMolecular weight:242.27654-Amino-2-dimethylamino-6-hydroxy-5-nitrosopyrimidine [for Determination of Co(III), Fe(II)],
CAS:Formula:C6H9N5O2Purity:98%Color and Shape:SolidMolecular weight:183.16802-Propenoic acid, 3-phenyl-, (2E)-
CAS:Formula:C9H8O2Purity:98%Color and Shape:SolidMolecular weight:148.15863′,6′-Dihydroxy-2′,4′,5′,7′-tetraiodospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one disodium salt
CAS:Formula:C20H6I4Na2O5Purity:85%Color and Shape:SolidMolecular weight:879.8561Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 2',4',5',7'-tetrabromo-3',6'-dihydroxy-, sodium salt (1:2)
CAS:Formula:C20H8Br4NaO5Purity:80%Color and Shape:SolidMolecular weight:670.8803(S)-1-(Anthracen-9-yl)-2,2,2-trifluoroethanol
CAS:Formula:C16H11F3OPurity:97%Molecular weight:276.25311,10-Phenanthroline, 4,7-diphenyl-
CAS:Formula:C24H16N2Purity:97%Color and Shape:SolidMolecular weight:332.39725-Carboxyfluorescein N-Succinimidyl Este
CAS:Formula:C25H15NO9Purity:95%Color and Shape:SolidMolecular weight:473.3879Ref: IN-DA00348N
5gTo inquire10gTo inquire25gTo inquire25mg103.00€100mg153.00€250mg271.00€500mg498.00€1,3-Benzenediol, 4-[2-(2-pyridinyl)diazenyl]-
CAS:Formula:C11H9N3O2Purity:98%Color and Shape:SolidMolecular weight:215.208116-Doxylstearic acid free radical
CAS:Formula:C23H16D5N3O5Purity:97.0%Color and Shape:SolidMolecular weight:424.4607Naphtho[2,3-c]furan-1,3-dione
CAS:Formula:C12H6O3Purity:95%Color and Shape:SolidMolecular weight:198.17424-((4-(Diethylamino);-2-hydroxyphenyl);diazenyl);-5-hydroxynaphthalene-2,7-disulfonic acid
CAS:Formula:C20H21N3O8S2Purity:95%Color and Shape:SolidMolecular weight:495.52604-(Acetylamino)-2,2,6,6-tetramethyl-1-piperidinyloxy
CAS:Formula:C11H21N2O2Purity:98%Color and Shape:SolidMolecular weight:213.29661,4-Phthalazinedione, 6-amino-2,3-dihydro-
CAS:Formula:C8H7N3O2Purity:97%Color and Shape:SolidMolecular weight:177.1601BATHOCUPROIN SULFONATE HYDRATE
CAS:Formula:C26H20N2Na2O6S2Purity:95%Color and Shape:SolidMolecular weight:566.55634-Dimethylaminoazobenzene-4'-carboxylic acid
CAS:Formula:C15H15N3O2Purity:97%Color and Shape:SolidMolecular weight:269.2985Sodium 4,5-dihydroxynaphthalene-2,7-disulfonate dihydrate
CAS:Formula:C10H10Na2O10S2Purity:95%Color and Shape:SolidMolecular weight:400.28991-(2,5-Dihydroxyphenyl)ethanone
CAS:Formula:C8H8O3Purity:95%Color and Shape:SolidMolecular weight:152.14732-Cyano-3-(4-hydroxyphenyl);acrylic acid
CAS:Formula:C10H7NO3Purity:97%Color and Shape:SolidMolecular weight:189.16755,5-Dimethylcyclohexane-1,3-dione dioxime
CAS:Formula:C8H14N2O2Color and Shape:SolidMolecular weight:170.20902H-1-Benzopyran-3-carboxylic acid, 7-hydroxy-2-oxo-
CAS:Formula:C10H6O5Purity:96%Color and Shape:SolidMolecular weight:206.1516Silver, (diethylcarbamodithioato-κS,κS')-
CAS:Formula:C5H10AgNS2Purity:98%Color and Shape:SolidMolecular weight:256.13784-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy
CAS:Formula:C9H18NO2Purity:98%Color and Shape:SolidMolecular weight:172.2447Ref: IN-DA00342N
25gTo inquire50g20.00€100g25.00€200g35.00€500g40.00€50kgTo inquire100kgTo inquire200kg3,317.00€4-ISothiocyanato-2,2,6,6-tetramethylpiperidine 1-oxyl
CAS:Formula:C10H18N2OSPurity:97%Color and Shape:SolidMolecular weight:214.3277(S)-(+)-Mandelic acid, 98% e.e.
CAS:Formula:C8H8O3Purity:98%Color and Shape:SolidMolecular weight:152.14731-(Acridin-9-yl)-1H-pyrrole-2,5-dione
CAS:Formula:C17H10N2O2Purity:98%Color and Shape:SolidMolecular weight:274.27357-Diethylamino-4-(trifluoromethyl)coumarin
CAS:Formula:C14H14F3NO2Purity:98%Color and Shape:SolidMolecular weight:285.2617Tris(perfluorobutyl)amine
CAS:Formula:C12F27NPurity:85%Color and Shape:LiquidMolecular weight:671.09203',4',5',6'-Tetrahydroxyspiro[benzo[c][1,2]oxathiole-3,9'-xanthene] 1,1-dioxide
CAS:Formula:C19H12O8SPurity:95%Color and Shape:SolidMolecular weight:400.3588Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-
CAS:Formula:C20H12O5Purity:90%Color and Shape:SolidMolecular weight:332.30635-(2-Aminoethylamino)-1-naphthalenesulfonic acid sodium salt hydrate
CAS:Formula:C12H13N2NaO3SPurity:98%Color and Shape:SolidMolecular weight:288.29803-Hydroxy-4-nitrobenzoic acid
CAS:Formula:C7H5NO5Purity:98%Color and Shape:SolidMolecular weight:183.11834,4-Difluoro-1,3,5,7,8-Pentamethyl-4-Bora-3A,4A-Diaza-S-Indacene
CAS:Formula:C14H17BF2N2Purity:98%Color and Shape:SolidMolecular weight:262.10604-(5-Chloro-2-Pyridylazo)-1,3-Phenylenediamine
CAS:Formula:C11H10ClN5Purity:98%Color and Shape:SolidMolecular weight:247.68369,9'-Biacridinium, 10,10'-dimethyl-, nitrate (1:2)
CAS:Formula:C28H22N4O6Purity:97%Color and Shape:SolidMolecular weight:510.49751-NAPHTHALENESULFONIC ACID, 8-(PHENYLAMINO)-, MAGNESIUM SALT (2:1)
CAS:Formula:C32H24MgN2O6S2Purity:97%Color and Shape:SolidMolecular weight:620.97782,4,6(1H,3H,5H)-Pyrimidinetrione, 5-[(hexahydro-2,4,6-trioxo-5-pyrimidinyl)imino]-, ammonium salt (1:1)
CAS:Formula:C8H8N6O6Purity:98%Color and Shape:SolidMolecular weight:284.18575-[1-(3-Carboxy-4-oxo-2,5-cyclohexadien-1-ylidene)ethyl]-2-hydroxybenzoic Acid
CAS:Formula:C16H12O6Color and Shape:SolidMolecular weight:300.26291-(2,4-Dihydroxyphenyl)ethanone
CAS:Formula:C8H8O3Purity:98%Color and Shape:SolidMolecular weight:152.1473Benzene, 1,3,5-tris(1,1-dimethylethyl)-2-nitroso-
CAS:Formula:C18H29NOPurity:98%Color and Shape:SolidMolecular weight:275.4290[1,1'-Binaphthalene]-4,4'-diamine, 3,3'-dimethyl-
CAS:Formula:C22H22N2Purity:97%Color and Shape:SolidMolecular weight:314.4235(1R,2R)-N,N'-Dimethyl-1,2-cyclohexanediamine
CAS:Formula:C8H18N2Purity:96%Color and Shape:SolidMolecular weight:142.2419(2E)-3-(4-methoxyphenyl)prop-2-enoic acid
CAS:Formula:C10H10O3Purity:98%Color and Shape:SolidMolecular weight:178.1846Sodium 4,5-dihydroxybenzene-1,3-disulfonate hydrate
CAS:Formula:C6H4Na2O8S2Purity:98%Color and Shape:SolidMolecular weight:314.2007OXO[5,10,15,20-TETRA(4-PYRIDYL)PORPHINATO]TITANIUM(IV) [DETERMINATION OF GLUCOSE IN SERAM AND URINE]
CAS:Formula:C40H24N8OTiPurity:90%Color and Shape:SolidMolecular weight:680.5386(3,4-Diaminophenyl)(phenyl)methanone
CAS:Formula:C13H12N2OPurity:95%Color and Shape:SolidMolecular weight:212.2472Naphthalene, 1,2,3,4-tetrahydro-
CAS:Formula:C10H12Purity:95%Color and Shape:LiquidMolecular weight:132.2023Fluorescein 6-Isothiocyanate (isomer II)
CAS:Formula:C21H11NO5SPurity:90%Color and Shape:SolidMolecular weight:389.38075-Chloro-1,3-benzothiazole-2-thiol
CAS:Formula:C7H4ClNS2Purity:98%Color and Shape:SolidMolecular weight:201.6964Spiro[1H-isoindole-1,9'-[9H]xanthen]-3(2H)-one, 2-amino-3',6'-bis(diethylamino)-
CAS:Formula:C28H32N4O2Purity:98%Color and Shape:SolidMolecular weight:456.57932-(4-Fluorophenyl)-4,5-diphenylimidazole
CAS:Formula:C21H15FN2Purity:95%Color and Shape:SolidMolecular weight:314.3556DBD-F [=4-(N,N-Dimethylaminosulfonyl)-7-fluoro-2,1,3-benzoxadiazole] [for HPLC Labeling]
CAS:Formula:C8H8FN3O3SPurity:98%Color and Shape:SolidMolecular weight:245.23084,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[1,2-benzenediol]
CAS:Formula:C19H14O7SColor and Shape:SolidMolecular weight:386.37534-((3,5-Dibromopyridin-2-yl)diazenyl)benzene-1,3-diamine
CAS:Formula:C11H9Br2N5Purity:98%Color and Shape:SolidMolecular weight:371.0307Ferrozine disodium salt
CAS:Formula:C20H12N4Na2O6S2Purity:98%Color and Shape:SolidMolecular weight:514.4420Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 4-hydroxy-, 4-oxide,(11bS)-
CAS:Formula:C20H13O4PPurity:97%Color and Shape:SolidMolecular weight:348.28862-Naphthalenol, 1-[2-(2-thiazolyl)diazenyl]-
CAS:Formula:C13H9N3OSPurity:99%Color and Shape:SolidMolecular weight:255.2951n-Hexyl 7-diethylaminocoumarin-3-carboxylate
CAS:Formula:C20H27NO4Purity:98%Molecular weight:345.4327Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-2',4',5',7'-tetraiodo-
CAS:Formula:C20H8I4O5Purity:90%Color and Shape:SolidMolecular weight:835.89244H-1-Benzopyran-4-one, 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-
CAS:Formula:C15H10O7Purity:90%Color and Shape:SolidMolecular weight:302.2357

