Analytical Volumetric Solutions and Indicators
Analytical volumetric solutions and indicators are essential reference standards used in precise chemical analysis and laboratory procedures. These solutions ensure accuracy in quantitative measurements, playing a crucial role in spectroscopy, high-performance liquid chromatography (HPLC), and gas chromatography. They are fundamental in various fields including biochemistry, cellular and molecular biology, and materials science. Key components include acids, synthetic reagents, and a variety of organic building blocks, such as carbonyls and heterocyclic compounds. These standards are vital for ensuring compliance with environmental regulatory standards and pharmaceutical quality control. Additionally, they support advanced research applications in areas like NMR spectroscopy, peptide synthesis, and the development of active pharmaceutical ingredients (APIs). The reliability and precision provided by these volumetric solutions and indicators are indispensable for scientific research and industrial applications, ensuring the validity and reproducibility of experimental results.
Subcategories of "Analytical Volumetric Solutions and Indicators"
Found 2292 products of "Analytical Volumetric Solutions and Indicators"
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Thymolphthalein, 95%, ACS grade
CAS:Formula:C28H30O4Purity:(spectrophotometry) ≥ 95.0%Color and Shape:White or off-white powder or crystalsMolecular weight:430.55Potassium phosphate monobasic, 1M solution
CAS:Formula:H2KO4PColor and Shape:Clear, colourless liquidMolecular weight:136.09Dansyl chloride, 99%
CAS:Formula:C12H12ClNO2SPurity:≥ 99.0%Color and Shape:Yellow to light-orange powderMolecular weight:269.75Sodium thiosulfate solution
CAS:Formula:Na2O3S2Color and Shape:Clear, colourless liquidMolecular weight:158.10Formalin, 10% solution, neutral buffered with 0.03% Eosin
Color and Shape:Clear, pink liquidMolecular weight:-2,3-Dichloro-1,4-naphthoquinone
CAS:Formula:C10H4Cl2O2Purity:≥ 98.0%Color and Shape:Yellow to dark yellow crystalline powderMolecular weight:227.05Silver nitrate, 99.9%+ AR grade
CAS:Formula:AgNO3Purity:≥ 99.9%Color and Shape:White crystals or crystalline powderMolecular weight:169.88Sodium gluconate, USP grade
CAS:Formula:C6H11NaO7Purity:98.0 - 102.0 %Color and Shape:White or almost white crystalline powderMolecular weight:218.132,3,5-Triphenyltetrazolium chloride, 99%
CAS:Formula:C19H15ClN4Purity:≥ 99.0% (dried basis)Color and Shape:White to faint yellow powderMolecular weight:334.812,3,5-Triphenyltetrazolium chloride, 99%, for analysis
CAS:Formula:C19H15ClN4Purity:99.0 - 101.0 %Color and Shape:White to faint yellow powderMolecular weight:334.81Acetone, 99.8%, for analysis
CAS:Controlled ProductFormula:C3H6OPurity:≥ 99.8%Color and Shape:Clear, colourless liquidMolecular weight:58.08Thioacetamide
CAS:Formula:C2H5NSPurity:≥ 99.0%Color and Shape:White, off-white or faint yellow or beige crystalline powder or crystalsMolecular weight:75.13Tetramethylrhodamine isothiocyanate, mixed isomers
CAS:Formula:C25H21N3O3SPurity:≥ 90.0%Color and Shape:Red to dark purple crystalline powderMolecular weight:443.522,6-Dichloroquinone-4-chloroimide
CAS:Formula:C6H2Cl3NOPurity:≥ 98.0%Color and Shape:Brown to yellow crystalline powderMolecular weight:210.45Periodic acid, 0.1% solution in water
CAS:Formula:H5IO6Color and Shape:Clear, colourless liquidMolecular weight:227.94Potassium bromide, BP, Ph. Eur. grade
CAS:Formula:KBrPurity:(Titration) 98.0 - 100.5 % (dried substance)Color and Shape:Colourless crystals or white crystalline powderMolecular weight:119.01N-(n-Butyl)deoxygalactonojirimycin
CAS:Controlled Product<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>Formula:C10H21NO4Color and Shape:White SolidMolecular weight:219.28(N-Succinimidyloxycarbonyl-methyl)tris(2,4,6-trimethoxyphenyl)phosphonium Bromide
CAS:Controlled Product<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>Formula:C33H39NO13P·BrColor and Shape:NeatMolecular weight:768.54Aluminum Oxide (Activated, Basic, Brockmann I)
CAS:Formula:Al2O3Color and Shape:WhiteMolecular weight: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>Formula:C19H15ClN4Color and Shape:Off White SolidMolecular weight:334.8Bromocresol Green
CAS:Controlled Product<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>Formula:C21H14Br4O5SColor and Shape:NeatMolecular weight:698.013-Methoxycarbonyl-2,2,5,5-tetramethyl-3-pyrrolidin-1-oxyl
CAS:Controlled Product<p>Applications A spin label.<br></p>Formula:C10H18NO3Color and Shape:NeatMolecular weight:200.25α,α-Bis[4-(dimethylamino)phenyl]-4-(phenylamino)-1-naphthalenemethanol ( Technical Grade)
CAS:Formula:C33H33N3OColor and Shape:Dark Red To BlackMolecular weight: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:Formula:C24H18F36N3O6P3Color and Shape:ColourlessMolecular weight:1221.28Brilliant Blue G (Technical Grade)
CAS:<p>Applications Brilliant Blue G is a commonly used analytical biochemistry dye and P2X7 antagonist.<br></p>Formula:C47H49N3O7S2·NaColor and Shape:NeatMolecular weight:855.034-Bromo-(1-oxyl-2,2,5,5-tetramethyl-∆3-pyrroline-3-methyl) Methanethiosulfonate
CAS:Controlled Product<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>Formula:C10H17BrNO3S2Color and Shape:NeatMolecular weight:343.28Hexakis(1H,1H,6H-Decafluorohexanoxy)phosphazene
CAS:Controlled ProductFormula:C36H18F60N3O6P3Color and Shape:NeatMolecular weight: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>Formula:C19H10Br4O5SColor and Shape:NeatMolecular weight: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>Formula:Al2O3Color and Shape:White To Off-WhiteMolecular weight:101.96(2-Pyridyl)dithiobimane
CAS:Controlled Product<p>Stability Light Sensitive<br>Applications A fluorescent sulfhydryl active reagent.<br></p>Formula:C15H15N3O2S2Color and Shape:NeatMolecular weight:333.431,3-Bis(trimethylsilyl)urea
CAS:Controlled Product<p>Applications 1,3-Bis(trimethylsilyl)urea (cas# 18297-63-7) is a useful research chemical.<br></p>Formula:C7H20N2OSi2Purity:>85%Color and Shape:NeatMolecular weight:204.42Sodium Metatungstate Hydrate
CAS:Controlled Product<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>Formula:O39Na6W12•H2OColor and Shape:NeatMolecular weight: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>Formula:C18H20N2O6Color and Shape:White To Light BrownMolecular weight: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>Formula:C14H12N4O2·Cl4ZnColor and Shape:Yellow To Dark BrownMolecular weight:475.492-Aminopyridine
CAS:Controlled ProductFormula:C5H6N2Color and Shape:White To BeigeMolecular weight:94.111-(2-pyridin-2-yldisulfanyl)ethyl)-1,4,7,10-tetraazacyclododecane (TETAC) Dihydrochloride Salt
CAS:Controlled Product<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>Formula:C15H27N5S2·2HClColor and Shape:Off White SolidMolecular weight:414.46Quercitrin
CAS:Controlled Product<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>Formula:C21H20O11Color and Shape:Light Yellow To Dark YellowMolecular weight:448.384-Nitroguaiacol
CAS:Controlled Product<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>Formula:C7H7NO4Color and Shape:NeatMolecular weight:169.13NTA-FITC (90%)
CAS:Controlled Product<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>Formula:C31H29N3O11SPurity:90%Color and Shape:NeatMolecular weight:651.642-Hydroxypropyl-β-cyclodextrin
CAS:Controlled Product<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>Formula:(C6H10O5)n(C3H6O)Color and Shape:Neat1,1,1,3,3,3-Hexafluoropropan-2-ol [for HPLC]
CAS:Formula:C3H2F6OPurity:>99.5%(GC)Color and Shape:Colorless to Almost colorless clear liquidMolecular weight:168.04N-Methylbis(trifluoroacetamide) [Trifluoroacylating Agent]
CAS:Formula:C5H3F6NO2Purity:>97.0%(GC)Color and Shape:Colorless to Light yellow clear liquidMolecular weight:223.07Variamine Blue B Sulfate (=4-Amino-4'-methoxydiphenylamine Sulfate) [for Iron-Titration]
CAS:Formula:C13H14N2O·H2SO4Purity:>97.0%(N)Color and Shape:Gray to Dark blue to Black powder to crystalMolecular weight:312.341-Benzyl-3-p-tolyltriazene [for Esterification]
CAS:Formula:C14H15N3Purity:>98.0%(T)Color and Shape:White to Yellow to Orange powder to crystalMolecular weight:225.301,3-Dimethyl-1,1,3,3-tetraphenyldisilazane
CAS:Formula:C26H27NSi2Purity:>95.0%(GC)Color and Shape:White to Light yellow powder to crystalMolecular weight:409.68Mono-6-O-mesitylenesulfonyl-γ-cyclodextrin
CAS:Formula:C57H90O42SPurity:>90.0%(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:1,479.372,6-Di-O-methyl-β-cyclodextrin
CAS:Formula:C56H98O35Purity:>95.0%(HPLC)Color and Shape:White to Light yellow powder to crystalMolecular weight:1,331.37
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