Soluções Volumétricas Analíticas e Indicadores
As soluções volumétricas analíticas e os indicadores são padrões de referência essenciais utilizados em análises químicas precisas e procedimentos laboratoriais. Essas soluções garantem a precisão nas medições quantitativas, desempenhando um papel crucial na espectroscopia, cromatografia líquida de alta performance (HPLC) e cromatografia gasosa. Elas são fundamentais em diversos campos, incluindo bioquímica, biologia celular e molecular e ciência dos materiais. Componentes-chave incluem ácidos, reagentes sintéticos e uma variedade de Building Blocks orgânicos, como carbonilos e compostos heterocíclicos. Esses padrões são vitais para garantir a conformidade com as normas ambientais e o controle de qualidade farmacêutico. Além disso, suportam aplicações de pesquisa avançada em áreas como espectroscopia de RMN, síntese de peptídeos e desenvolvimento de ingredientes farmacêuticos ativos (APIs). A confiabilidade e precisão fornecidas por essas soluções volumétricas e indicadores são indispensáveis para a pesquisa científica e aplicações industriais, garantindo a validade e reprodutibilidade dos resultados experimentais.
Subcategorias de "Soluções Volumétricas Analíticas e Indicadores"
Foram encontrados 2292 produtos de "Soluções Volumétricas Analíticas e Indicadores"
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Thymolphthalein, 95%, ACS grade
CAS:Fórmula:C28H30O4Pureza:(spectrophotometry) ≥ 95.0%Cor e Forma:White or off-white powder or crystalsPeso molecular:430.55Potassium phosphate monobasic, 1M solution
CAS:Fórmula:H2KO4PCor e Forma:Clear, colourless liquidPeso molecular:136.09Dansyl chloride, 99%
CAS:Fórmula:C12H12ClNO2SPureza:≥ 99.0%Cor e Forma:Yellow to light-orange powderPeso molecular:269.75Sodium thiosulfate solution
CAS:Fórmula:Na2O3S2Cor e Forma:Clear, colourless liquidPeso molecular:158.10Formalin, 10% solution, neutral buffered with 0.03% Eosin
Cor e Forma:Clear, pink liquidPeso molecular:-2,3-Dichloro-1,4-naphthoquinone
CAS:Fórmula:C10H4Cl2O2Pureza:≥ 98.0%Cor e Forma:Yellow to dark yellow crystalline powderPeso molecular:227.05Silver nitrate, 99.9%+ AR grade
CAS:Fórmula:AgNO3Pureza:≥ 99.9%Cor e Forma:White crystals or crystalline powderPeso molecular:169.88Sodium gluconate, USP grade
CAS:Fórmula:C6H11NaO7Pureza:98.0 - 102.0 %Cor e Forma:White or almost white crystalline powderPeso molecular:218.132,3,5-Triphenyltetrazolium chloride, 99%
CAS:Fórmula:C19H15ClN4Pureza:≥ 99.0% (dried basis)Cor e Forma:White to faint yellow powderPeso molecular:334.812,3,5-Triphenyltetrazolium chloride, 99%, for analysis
CAS:Fórmula:C19H15ClN4Pureza:99.0 - 101.0 %Cor e Forma:White to faint yellow powderPeso molecular:334.81Acetone, 99.8%, for analysis
CAS:Produto ControladoFórmula:C3H6OPureza:≥ 99.8%Cor e Forma:Clear, colourless liquidPeso molecular:58.08Thioacetamide
CAS:Fórmula:C2H5NSPureza:≥ 99.0%Cor e Forma:White, off-white or faint yellow or beige crystalline powder or crystalsPeso molecular:75.13Tetramethylrhodamine isothiocyanate, mixed isomers
CAS:Fórmula:C25H21N3O3SPureza:≥ 90.0%Cor e Forma:Red to dark purple crystalline powderPeso molecular:443.522,6-Dichloroquinone-4-chloroimide
CAS:Fórmula:C6H2Cl3NOPureza:≥ 98.0%Cor e Forma:Brown to yellow crystalline powderPeso molecular:210.45Periodic acid, 0.1% solution in water
CAS:Fórmula:H5IO6Cor e Forma:Clear, colourless liquidPeso molecular:227.94Potassium bromide, BP, Ph. Eur. grade
CAS:Fórmula:KBrPureza:(Titration) 98.0 - 100.5 % (dried substance)Cor e Forma:Colourless crystals or white crystalline powderPeso molecular:119.01N-(n-Butyl)deoxygalactonojirimycin
CAS:Produto Controlado<p>Applications N-(n-Butyl)deoxygalactonojirimycin is an extremely potent and selective a-D-galactosidase inhibitor. A selective inhibitior of GlcCer synthesis.<br>References Paulsen, H., et al.: Chem. Ber., 113, 2601 (1980), Daniel, P.F., et al.: Proc. Int. Carbo. Symp., 13th, Ithaca, NY, Abstr. C43 (1986), Platt, F.M., et al.: J. Biol. Chem., 269, 27108 (1994)<br></p>Fórmula:C10H21NO4Cor e Forma:White SolidPeso molecular:219.28(N-Succinimidyloxycarbonyl-methyl)tris(2,4,6-trimethoxyphenyl)phosphonium Bromide
CAS:Produto Controlado<p>Applications A reagent for modifying N-terminal of peptides for fast atom bombardment, FAB or matrix assisted laser desorption/ionization MS, MALDI MS. Used in protein sequencing (by MALDIMS).<br>References Huang, Z., et al.: Anal. Biochem., 69, 137 (1997)<br></p>Fórmula:C33H39NO13P·BrCor e Forma:NeatPeso molecular:768.54Aluminum Oxide (Activated, Basic, Brockmann I)
CAS:Fórmula:Al2O3Cor e Forma:WhitePeso molecular:101.962,3,5-Triphenyl-2H-tetrazolium Chloride
CAS:<p>Stability Light Sensitive<br>Applications 2,3,5-Triphenyl-2H-tetrazolium chloride is used as a dye in cell biological studies.<br>References Berridge, M.V. et al.: Biotech. Annu. Rev., 11, 127 (2005);<br></p>Fórmula:C19H15ClN4Cor e Forma:Off White SolidPeso molecular:334.8Bromocresol Green
CAS:Produto Controlado<p>Applications Bromocresol Green is a tracking dye for gel electrophoresis. Bromocresol Green is used as a pH indicator and as a tracking dye for DNA agarose gel electrophoresis.An organic dye used in the spectrophotometric detection of total protein in biological fluids. Dyes and metabolites.<br>References Anisimovich, P. V., et al.: J. Anal. Chem., 72, 1212-1218 (2017)<br></p>Fórmula:C21H14Br4O5SCor e Forma:NeatPeso molecular:698.013-Methoxycarbonyl-2,2,5,5-tetramethyl-3-pyrrolidin-1-oxyl
CAS:Produto Controlado<p>Applications A spin label.<br></p>Fórmula:C10H18NO3Cor e Forma:NeatPeso molecular:200.25α,α-Bis[4-(dimethylamino)phenyl]-4-(phenylamino)-1-naphthalenemethanol ( Technical Grade)
CAS:Fórmula:C33H33N3OCor e Forma:Dark Red To BlackPeso molecular:487.632,2,4,4,6,6-Hexakis(2,2,3,3,4,4-hexafluorobutoxy)-2,2,4,4,6,6-hexahydro-1,3,5,2,4,6-Triazatriphosphorine
CAS:Fórmula:C24H18F36N3O6P3Cor e Forma:ColourlessPeso molecular:1221.28Brilliant Blue G (Technical Grade)
CAS:<p>Applications Brilliant Blue G is a commonly used analytical biochemistry dye and P2X7 antagonist.<br></p>Fórmula:C47H49N3O7S2·NaCor e Forma:NeatPeso molecular:855.034-Bromo-(1-oxyl-2,2,5,5-tetramethyl-∆3-pyrroline-3-methyl) Methanethiosulfonate
CAS:Produto Controlado<p>Applications The Bromo-analogue of MTSL, a highly reactive thiol-specific spin-label. A specific conformational probe of thiol site structure by virtue of its minimal rotational freedom and distance from the covalent disulfide linkage to the macromolecule under study.<br>References Berliner, L.J., et al.: Analytical Biochemistry, 119, 450 (1982)<br></p>Fórmula:C10H17BrNO3S2Cor e Forma:NeatPeso molecular:343.28Hexakis(1H,1H,6H-Decafluorohexanoxy)phosphazene
CAS:Produto ControladoFórmula:C36H18F60N3O6P3Cor e Forma:NeatPeso molecular:1821.37Bromophenol Blue (Technical Grade)
CAS:<p>Applications Bromophenol Blue is an electrophoresis tracking dye also used as an acid-base indicator. Dyes and metabolites.<br></p>Fórmula:C19H10Br4O5SCor e Forma:NeatPeso molecular:669.96Aluminum Oxide (Activated, Neutral, Brockmann I)
CAS:<p>Applications Aluminum Oxide can be used in refractories, ceramics, polishing, filler for plastics, abrasive, ingredient in sunscreen and cosmetics. Aluminum oxide has been used to fabricate nanoporous layers, which can be used as nanochannels in the study of enzyme activity among other uses.<br>References Shangguan, L., et. al.: Chem Commun., 53, 18 (2017); Jeong, C., et. al.: Langmuir, 31, 40 (2015)<br></p>Fórmula:Al2O3Cor e Forma:White To Off-WhitePeso molecular:101.96(2-Pyridyl)dithiobimane
CAS:Produto Controlado<p>Stability Light Sensitive<br>Applications A fluorescent sulfhydryl active reagent.<br></p>Fórmula:C15H15N3O2S2Cor e Forma:NeatPeso molecular:333.431,3-Bis(trimethylsilyl)urea
CAS:Produto Controlado<p>Applications 1,3-Bis(trimethylsilyl)urea (cas# 18297-63-7) is a useful research chemical.<br></p>Fórmula:C7H20N2OSi2Pureza:>85%Cor e Forma:NeatPeso molecular:204.42Sodium Metatungstate Hydrate
CAS:Produto Controlado<p>Applications Sodium Metatungstate Hydrate is a derivative of Sodium Tungstate (S673800), a potential therapy for obesity. Sodium tungstate dihydrate is also an inhibitor of acid phosphatases.<br>References Claret, M., et al.: Endocrinology, 146 4362 (2005); Stankiewicz, P. & Gresser, M.: Biochemistry, 27, 206 (1988)<br></p>Fórmula:O39Na6W12•H2OCor e Forma:NeatPeso molecular:2986.01EDDHA
CAS:<p>Stability Hygroscopic<br>Applications EDDHA is used as an inorganic fertilizer.<br>References Kalantari, S.et al.: Comm. Soil Sci. Plant Anal., 42, 123 (2011); Albano, J. et al.: HortSci., 47, 269 (2012);<br></p>Fórmula:C18H20N2O6Cor e Forma:White To Light BrownPeso molecular:360.36Fast Blue B Salt
CAS:<p>Applications Fast Blue B Salt is a stain that is used for the determination of various compounds. It has been used to demonstrate esterase activity. Histochemically it has stained enterochromaffin cells and cells that have gone under free radical oxidative damage. It can be used as reactant/reagent in one pot preparation of phenanthroline-based shape-persistent fluorescent macrocycle using Sonogashira coupling. Dyes and metabolites.<br>References Nadeem, S., et al.: Lett Org Chem, 12, 504 (2015)<br></p>Fórmula:C14H12N4O2·Cl4ZnCor e Forma:Yellow To Dark BrownPeso molecular:475.491-(2-pyridin-2-yldisulfanyl)ethyl)-1,4,7,10-tetraazacyclododecane (TETAC) Dihydrochloride Salt
CAS:Produto Controlado<p>Applications 1-(2-pyridin-2-yldisulfanyl)ethyl)-1,4,7,10-tetraazacyclododecane (TETAC) Dihydrochloride Salt is a cyclen based compound used in paramagnetic NMR studies.<br>References Sengupta, I. et al.: J. Biomol. NMR. et al.: 61, 1 (2015)<br></p>Fórmula:C15H27N5S2·2HClCor e Forma:Off White SolidPeso molecular:414.46Quercitrin
CAS:Produto Controlado<p>Stability Hygroscopic<br>Applications Quercitrin is known as an bio flavonoid antioxidant and was investigated extensively in its antioxidant potential in streptrozotocin (STZ)-induced diabetic rats. Quercitrin is also a constituent of the dye quercitron. Quercitrin can be found in Tartary buckwheat and in oaks species such as white oak or European red oak.<br>References Babujanarthanam, R., et al.: Mol. Cell. Biochem. 358, 121 (2011); Sanders, R.A., et al.: J. Biochem. Mol. Toxicol.,15, 143 (2001); Pavlisic, B., et al.: Tekstilec., 54, 69 (2011);<br></p>Fórmula:C21H20O11Cor e Forma:Light Yellow To Dark YellowPeso molecular:448.384-Nitroguaiacol
CAS:Produto Controlado<p>Applications 4-Nitroguaiacol (cas# 3251-56-7) is a compound useful in organic synthesis. Dyes and metabolites.<br>References Conn, H., et al.: J. Bacteriol.,54, 291(1947), Schleifer, K., et al.: Bacteriol. Rev., 36, 407 (1972), Collins, M., et al.: J. Gen. Microbiol., 100, 221(1977), Schleifer, K., et al.: Methods Microbiol., 18, 123 (1985),<br></p>Fórmula:C7H7NO4Cor e Forma:NeatPeso molecular:169.13NTA-FITC (90%)
CAS:Produto Controlado<p>Stability Light Sensitive, Hygroscopic<br>Applications A fluorescent reagent for the detection of proteins having Histidine-tag (his-tag).<br>References Amano, H., et al.: Analytical Sciences, 17, Supplement, i1469 (2001)<br></p>Fórmula:C31H29N3O11SPureza:90%Cor e Forma:NeatPeso molecular:651.642-Hydroxypropyl-β-cyclodextrin
CAS:Produto Controlado<p>Applications 2-Hydroxypropyl-β-cyclodextrin (HBC) is a widely used modified cyclodextrin, the lipophilic cavity formed by 7 glucose units. Drug solubility in water is greatly enhanced by complexing with 2-Hydroxypropyl-β-cyclodextrin. The number of 2-hydroxypropyl ranges from 5 to 14.<br>References Pitha, J. et al.: Int. J. Pharmacol., 29, 73 (1986); Frijink, H.W. et al.: Pharm. Res., 8, 380 (1991);<br></p>Fórmula:(C6H10O5)n(C3H6O)Cor e Forma:Neat1,1,1,3,3,3-Hexafluoropropan-2-ol [for HPLC]
CAS:Fórmula:C3H2F6OPureza:>99.5%(GC)Cor e Forma:Colorless to Almost colorless clear liquidPeso molecular:168.04N-Methylbis(trifluoroacetamide) [Trifluoroacylating Agent]
CAS:Fórmula:C5H3F6NO2Pureza:>97.0%(GC)Cor e Forma:Colorless to Light yellow clear liquidPeso molecular:223.07Variamine Blue B Sulfate (=4-Amino-4'-methoxydiphenylamine Sulfate) [for Iron-Titration]
CAS:Fórmula:C13H14N2O·H2SO4Pureza:>97.0%(N)Cor e Forma:Gray to Dark blue to Black powder to crystalPeso molecular:312.341-Benzyl-3-p-tolyltriazene [for Esterification]
CAS:Fórmula:C14H15N3Pureza:>98.0%(T)Cor e Forma:White to Yellow to Orange powder to crystalPeso molecular:225.301,3-Dimethyl-1,1,3,3-tetraphenyldisilazane
CAS:Fórmula:C26H27NSi2Pureza:>95.0%(GC)Cor e Forma:White to Light yellow powder to crystalPeso molecular:409.68Mono-6-O-mesitylenesulfonyl-γ-cyclodextrin
CAS:Fórmula:C57H90O42SPureza:>90.0%(HPLC)Cor e Forma:White to Almost white powder to crystalPeso molecular:1,479.372,6-Di-O-methyl-β-cyclodextrin
CAS:Fórmula:C56H98O35Pureza:>95.0%(HPLC)Cor e Forma:White to Light yellow powder to crystalPeso molecular:1,331.37
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