Reagents, T, MilliporeSigma, Ready to Ship
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Synonyms: 2-Amino-2-(hydroxymethyl)-1,3-propanediol; THAM; Tris base; Tris(hydroxymethyl)aminomethane; Trometamol Formula: NH2C(CH2OH)3 Formula Weight: 121.14 CAS No.: 77-86-1 Purity: ≥99.9% (titration) General description: 2222A 40% (w/w)…
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TWEEN® 20, BioXtra, viscous liquid
MilliporeSigmaSynonyms: Polyethylene glycol sorbitan monolaurate; Polyoxyethylenesorbitan monolaurate CAS No.: 9005-64-5 Density: 1.095 g/mL at 25 °C(lit.) Application: Non-ionic detergent Legal Information: TWEEN is a registered trademark of Croda International PLC
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Synonyms: BSTFA Formula: CF3C[=NSi(CH3)3]OSi(CH3)3 Formula Weight: 257.40 CAS No.: 25561-30-2 Purity: ≥99.0% (GC); ≥99.0% Density: 0.969 g/mL at 25 °C(lit.) Protocols & Applications: Derivatisation of…
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SIAL TWEEN™ 80
MilliporeSigmaviscous liquid Synonym(s): POE (20) sorbitan monooleate; Polyethylene glycol sorbitan monooleate; Polyoxyethylenesorbitan monooleate; Polysorbate 80 MDL Number: MFCD00082107 RTECS No.: WG2932500
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ALDRICH Tropolone, 98%
MilliporeSigmaSynonym(s): 2-Hydroxy-2,4,6-cycloheptatrien-1-one Formula: C7H6O2 Formula Weight: 122.12 CAS No.: 533-75-5 Purity: 98% Application: Reagent for the preparation of fused heterocycles and complexes of Ga(III) and In(III). Storage: 2-8°C …
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Hydrogen peroxide solution
MilliporeSigmaContains inhibitor, 30 wt. % in H2O, meets USP testing specifications Empirical Formula (Hill Notation): H2O2 Molecular Weight: 34.01 CAS No.: 7722-84-1 Vapor pressure: 23.3 mmHg ( 30 °C) Concentration: 30 wt. %…
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SIGMA Triethanolamine hydrochloride, =99.5% (titration)
MilliporeSigmaSynonyms: 2,2′,2′′-Nitrilotriethanol hydrochloride; Tris(2-hydroxyethyl)amine hydrochloride Formula: (HOCH2CH2)3N · HCl Formula Weight: 185.65 CAS No.: 637-39-8 Purity: ≥99.5% (titration) Packaging: 1 kg in poly bottle …
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Tetraethyl orthosilicate reagent grade, 98%
MilliporeSigmaSynonym: Orthosilicic acid tetraethyl ester, Silicon tetraethoxide, TEOS, Tetraethoxysilane, Tetraethoxysilicon(IV), Tetraethyl silicate CAS Number: 78-10-4 Linear Formula: Si(OC2H5)4 Molecular Weight: 208.33 Beilstein Registry Number: …
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SIGMA TWEEN® 20, for molecular biology, viscous liquid
MilliporeSigmaSynonyms: Polyethylene glycol sorbitan monolaurate; Polyoxyethylenesorbitan monolaurate CAS No.: 9005-64-5 Density: 1.095 g/mL at 25 °C(lit.) Application: Non-ionic detergent Legal Information: TWEEN is a registered trademark of Croda International PLC Packaging: 50, 100 mL in poly bottle
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ALDRICH p-Tolyl isocyanate, 99%
MilliporeSigmaSynonym(s): 4-Methylphenyl isocyanate Formula: CH3C6H4NCO Formula Weight: 133.15 CAS No.: 622-58-2 Purity: 99% Density: 1.056g/mLat 25°C(lit.) Storage: 2-8°C Packaging: 5, 25, 100 g in glass bottle
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Polybrene Infection / Transfection Reagent
MilliporeSigmaA highly efficient method of gene trasfer into mammalian cells is through infection with retroviral vectors. The efficiency of retroviral infection is enhanced significantly, 100 to 1,000 fold in some cells, by including polybrene during the infection. Polybrene with DMSO shock is also used to…
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TWEEN® 20, viscous liquid
MilliporeSigmaTween(R)20 is a polyoxyethylene sorbitol ester that belongs to the polysorbate family. It is a nonionic detergent having a molecular weight of 1,225 daltons, assuming 20 ethylene oxide units, 1 sorbitol, and 1 lauric acid as the primary fatty acid. The ethylene oxide subunits are responsible for…