Soluzioni volumetriche e indicatori analitici
Le soluzioni volumetriche analitiche e gli indicatori sono standard di riferimento essenziali utilizzati in analisi chimiche precise e procedure di laboratorio. Queste soluzioni assicurano accuratezza nelle misurazioni quantitative, svolgendo un ruolo cruciale in spettroscopia, cromatografia liquida ad alte prestazioni (HPLC) e cromatografia a gas. Sono fondamentali in vari campi, tra cui biochimica, biologia cellulare e molecolare e scienza dei materiali. I componenti chiave includono acidi, reagenti sintetici e una varietà di Building Blocks organici, come carbonili e composti eterociclici. Questi standard sono vitali per garantire la conformità alle normative ambientali e il controllo di qualità farmaceutico. Inoltre, supportano applicazioni di ricerca avanzata in aree come la spettroscopia NMR, la sintesi di peptidi e lo sviluppo di ingredienti farmaceutici attivi (API). L'affidabilità e la precisione fornite da queste soluzioni volumetriche e indicatori sono indispensabili per la ricerca scientifica e le applicazioni industriali, garantendo la validità e la riproducibilità dei risultati sperimentali.
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Silver nitrate
CAS:Formula:AgNO3Purezza:≥ 99.8%Colore e forma:White crystals or crystalline powderPeso molecolare:169.88Periodic acid, 0.1% solution in water
CAS:Formula:H5IO6Colore e forma:Clear, colourless liquidPeso molecolare:227.942,3-Butanedione monoxime
CAS:Formula:C4H7NO2Purezza:≥ 97.0%Colore e forma:White to light-tan crystalline powderPeso molecolare:101.11Potassium bromide, BP, Ph. Eur. grade
CAS:Formula:KBrPurezza:(Titration) 98.0 - 100.5 % (dried substance)Colore e forma:Colourless crystals or white crystalline powderPeso molecolare:119.01Sodium chloride
CAS:Formula:NaClPurezza:≥ 99.9% (dried basis)Colore e forma:White crystalline powderPeso molecolare:58.44Thymolphthalein, 95%, ACS grade
CAS:Formula:C28H30O4Purezza:(spectrophotometry) ≥ 95.0%Colore e forma:White or off-white powder or crystalsPeso molecolare:430.55Sodium thiosulfate solution
CAS:Formula:Na2O3S2Colore e forma:Clear, colourless liquidPeso molecolare:158.10Brilliant Blue G (Technical Grade)
CAS:<p>Applications Brilliant Blue G is a commonly used analytical biochemistry dye and P2X7 antagonist.<br></p>Formula:C47H49N3O7S2·NaColore e forma:NeatPeso molecolare:855.03(N-Succinimidyloxycarbonyl-methyl)tris(2,4,6-trimethoxyphenyl)phosphonium Bromide
CAS:Prodotto controllato<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·BrColore e forma:NeatPeso molecolare:768.54Aluminum 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:Al2O3Colore e forma:White To Off-WhitePeso molecolare:101.964-Bromo-(1-oxyl-2,2,5,5-tetramethyl-∆3-pyrroline-3-methyl) Methanethiosulfonate
CAS:Prodotto controllato<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:C10H17BrNO3S2Colore e forma:NeatPeso molecolare:343.28(2-Pyridyl)dithiobimane
CAS:Prodotto controllato<p>Stability Light Sensitive<br>Applications A fluorescent sulfhydryl active reagent.<br></p>Formula:C15H15N3O2S2Colore e forma:NeatPeso molecolare:333.43EDDHA
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:C18H20N2O6Colore e forma:White To Light BrownPeso molecolare:360.36Quercitrin
CAS:Prodotto controllato<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:C21H20O11Colore e forma:Light Yellow To Dark YellowPeso molecolare:448.38Sodium Metatungstate Hydrate
CAS:Prodotto controllato<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•H2OColore e forma:NeatPeso molecolare:2986.01Fast 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·Cl4ZnColore e forma:Yellow To Dark BrownPeso molecolare:475.492-Aminopyridine
CAS:Prodotto controllatoFormula:C5H6N2Colore e forma:White To BeigePeso molecolare:94.11Aluminum Oxide (Activated, Basic, Brockmann I)
CAS:Formula:Al2O3Colore e forma:WhitePeso molecolare:101.96α,α-Bis[4-(dimethylamino)phenyl]-4-(phenylamino)-1-naphthalenemethanol ( Technical Grade)
CAS:Formula:C33H33N3OColore e forma:Dark Red To BlackPeso molecolare:487.63
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