MilliporeSigma Chemicals Reagents V
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Visikol(R) HISTO(TM) Starter Kit
MilliporeSigmaWith the Visikol HISTO tissue clearing approach you are now able to rapidly and easily image tissues in 3D without damaging the underlying cellular morphology. The Visikol HISTO approach has been designed to pair with immunolabeling and is reversible so that 3D histology can be followed up with…
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Vitamin K1 2,3-epoxide >=98.0% (HPLC)
MilliporeSigmaSynonyms: (2,3-Epoxyphytyl)menaquinone; 1a,7a-Dihydro-1a-methyl-7a-(3,7,11,15-tetramethyl-2-hexadecenyl)naphth[2,3-b]oxirene-2,7-dione; 2,3-Epoxy-2,3-dihydro-2-methyl-3-phytyl-1,4-naphthoquinone; 2,3-Epoxyphylloquinone; Phylloquinone oxide Molecular Formula: C31H46O3 Molecular Weight: …
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SIGMA (±)-Vigabatrin
MilliporeSigmaSynonym(s): (R,S)-4-Amino-5-hexenoic acid; (±)-γ-Vinyl-GABA; (±)-4-Aminohexenoic acid Empirical Formula: C6H11NO2 Linear Formula: C6H11NO2 Formula Weight: 129.16 MDL Number: MFCD00274577
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Visiprep(TM) SPE Vacuum Manifold standard
MilliporeSigmaSPE is a form of chromatography, and, as with other chromatographic techniques, control of flow rate is critical for maintaining reproducible extractions. Unlike other vacuum manifolds, the Visiprep system contains a patented valve system that allows for precise flow control through each SPE tube…
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Vitamin K2-(MK-7)
MilliporeSigmaVitamin K2 (MK-7), also known as menaquinone-7, is a homolog of Vitamin K2. Reports suggest that supplementation of Vitamin K2 (MK-7) can improve bone strength and prevent bone loss. Synonyms: …
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VE-821 >=98% (HPLC)
MilliporeSigmaSynonyms: 3-Amino-6-(4-(methylsulfonyl)phenyl)-N-phenylpyrazine-2-carboxamide; 3-Amino-6-[4-(methylsulfonyl)phenyl]-N-phenyl-2-pyrazinecarboxamide; VE821 Molecular Formula: C18H16N4O3S Molecular Weight: 368.41 Linear Structural Formula: C18H16N4O3S MDL Number: MFCD19443686 …
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Vitronectin, Human Purified Protein
MilliporeSigmaVitronectin (S-protein) is a multi-functional plasma and extracellular matrix protein with defined activity in cell adhesion, thrombosis, complement activation, fibrinolysis, inflammation, and platelet adhesion. Vitronectin binds to other macromolecules and participates in regulatory circuits to…
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VU0463271 >=98% (HPLC)
MilliporeSigmaSynonyms: N-Cyclopropyl-N-(4-methyl-2-thiazolyl)-2-[(6-phenyl-3-pyridazinyl)thio]-acetamide; N-Cyclopropyl-N-(4-methyl-2-thiazolyl)-2-[(6-phenyl-3-pyridazinyl)thio]acetamide; N-Cyclopropyl-N-(4-methylthiazol-2-yl)-2-(6-phenylpyridazin-3-ylthio)acetamide Molecular Formula: C19H18N4OS2 …
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VIP® Gold EHEC BioControl, Lateral flow test
MilliporeSigmaVIP® Gold for EHEC is a single-step visual immunoassay for the detection of E. coli O157:H7 in a variety of foods including dairy products, meats and poultry, fruits and vegetables, nutmeats, seafood, pasta, and liquid eggs using an 18 - 28 h enrichment protocol. It is applicable to detection of E.…
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Vidarabine monohydrate
MilliporeSigmaMolecular Formula: C10H15N5O5 Molecular Weight: 285.26 Linear Structural Formula: C10H15N5O5 MDL Number: MFCD00150980 Other Notes: Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not…
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Vernolat PESTANAL(R), analytical standard
MilliporeSigmaSynonyms: S-Propyl dipropylthiocarbamate Molecular Formula: C10H21NOS Molecular Weight: 203.34 Linear Structural Formula: C10H21NOS MDL Number: MFCD00078733 Application: Vernolat is an herbicide, also known as S-Propyl dipropylthiocarbamate. It is a thiocarbamate compound that…
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Very-low-density-lipoprotein receptor (VLDLR) is a 130 kDa type I transmembrane protein in the low density lipoprotein (LDL) receptor family that plays a significant role in lipid metabolism and in nervous system development and function. The VLDL receptor structure is more or less homologous to…
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Vinylene carbonate solution 1.0 M in ethyl acetate
MilliporeSigmaSynonyms: 1,3-Dioxol-2-one; VC Linear Structural Formula: C3H2O3 Density: 0.915 g/mL Refractive Index: n/D 1.377 Application: Carbonate building block offered as a solution in ethyl acetate for more convenient handling. Vinylene carbonate may also be used as a dienophile in…
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Valeric acid natural, >=98%, FG
MilliporeSigmaSynonyms: n-Valeric acid; Pentanoic acid Molecular Formula: C5H10O2 Molecular Weight: 102.13 Linear Structural Formula: CH3(CH2)3COOH MDL Number: MFCD00004413 Purity: >=98% Melting Point: -20--18 C (lit.) Density: 0.939 g/mL at 25 C (lit.) Refractive Index: n20/D…
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Vanylglycol sodium salt >=95% (HPLC)
MilliporeSigmaSynonyms: 4-Hydroxy-3-methoxy-beta-phenylglycol sodium salt Molecular Formula: C9H11NaO4 Molecular Weight: 206.17 Linear Structural Formula: C9H11NaO4 Purity: >=95% (HPLC) Storage: 2-8C Application: Vanylglycol is also known as MHPG or MOPEG and can be biosynthesized from…
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ALDRICH Vinyl bromide, 98%
MilliporeSigmaSynonym(s): Bromoethylene Empirical Formula: C2H3Br Linear Formula: CH2=CHBr Formula Weight: 106.95 MDL Number: MFCD00000183 Purity: 98% Boiling Point: 16 °C/750 mmHg(lit.) Melting Point: −139 °C(lit.) …
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1-Vinylimidazole, >=99%
MilliporeSigmaCAS Number: 1072-63-5 Formula: C5H6N2 Formula Weight: 94.11 Linear Formula: C5H6N2 MDL No.: MFCD00005297 Purity: >=99% Boiling Point: 192-194 C(lit.); 78-79 C/13 mmHg(lit.) Density: 1.039 g/mL at 25 C(lit.) Refractive Index: n20/D 1.533(lit.) Beilstein Registry Number: …
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ALDRICH (R)-(-)-VAPOL hydrogenphosphate,
MilliporeSigmaSynonym(s): ( R )-2,2′-Diphenyl-3,3′-biphenanthryl-4,4′-diyl phosphate; ( R )-VAPOL phosphoric acid; 18-Hydroxy-8,9-diphenyl-diphenanthro[4,3- d :3′,4′- f ][1,3,2]dioxaphosphepin-18-oxide Formula: C40H25O4P Formula Weight: 600.60…
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Vitexin 2-O-rhamnoside
MilliporeSigmaanalytical standard Synonym(s): 2- O -Rhamnosylvitexin Empirical Formula: C27H30O14 Formula Weight: 578.52 Linear Formula: C27H30O14 MDL Number: MFCD00143627 Purity: ≥98.0% (TLC)
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Valeriana officinalis extract secondary reference standard
MilliporeSigmaValeriana oficinalis L., radix extract (according to HMPC Monograph) Synonyms: Valerian root extract Storage: -20C Other Notes: Certified for the analytes listed below. See certificate for values and more detailsPhytochemicals: Valerenic acid (quantitative); Hydroxyvalerenic acid,…
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Synonyms: VM reagent Density: 1.15 g/mL at 20 °C Other Notes: Reagent, suitable for eliminating interfering effects by phosphate and silicate in the AAS determination of Ca and Mg 1, 2
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Viresolve(R) Pro Modus 1.1
MilliporeSigmaDevice Configuration: Modus 1.1 Device Synonyms: Viresolve(R) Pro Modus 1.1 Device Legal Information: VIRESOLVE is a registered trademark of Merck KGaA, Darmstadt, Germany Other Notes: These products are manufactured in a facility which adheres to FDA Good Manufacturing Practices.
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When water is withdrawn from the tank, air comes in to replace it. The Vent Filter is used to purify the air that enters the tank. The Tank Vent Filter: Millex(R)-FH 0.45 mum is designed to prevent airborne contaminants from entering Simplicity(R) systems integrated storage tanks. Synonyms: …
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Valacyclovir is a prodrug of acyclovir. It is an L-valyl ester and works against herpes simplex virus type and varicella zoster virus. Synonyms: Valacyclovir hydrochloride Molecular Formula: C13H20N6O4 · HCl Molecular Weight: 360.8 Linear Structural Formula: C13H20N6O4 · HCl MDL…
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VirusExpress(TM) 293T Lentiviral Production Cells
MilliporeSigmaVirusExpress 293T Lentiviral Production Cells are a clonal, suspension-adapted HEK293T derivative selected for fast growth, high transfection efficiency, and high-titer lentivirus production. VirusExpress 293T Lentiviral Production Cells grow to high cell densities, exhibit minimal cell clumping,…
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Vanillin
MilliporeSigmapharmaceutical secondary standard; traceable to USP and PhEur Synonym(s): 4-Hydroxy-3-methoxybenzaldehyde; Vanillic aldehyde Empirical Formula: C8H8O3 Formula Weight: 152.15 Linear Formula: 4-(HO)C6H3-3-(OCH3)CHO MDL…
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Synonym(s): α-(5,6-Dimethylbenzimidazolyl)cyanocobamide; CN-Cbl; Cyanocob(III)alamin; Cyanocobalamin Formula: C63H88CoN14O14P Formula Weight: 1355.37 CAS No.: 68-19-9 Purity: ≥98% Application: Required for growth, genetic…
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Visikol(R) HISTO-M(TM) Starter Kit
MilliporeSigmaWith the Visikol HISTO tissue clearing approach you are now able to rapidly and easily image tissues in 3D without damaging the underlying cellular morphology. The Visikol HISTO approach has been designed to pair with immunolabeling and is reversible so that 3D histology can be followed up with…
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Vescalagin analytical standard
MilliporeSigmaVescalagin, an ester derivative of open-chain D-glucose, is a C-glycosidic ellagitannin widely present as a principal phenolic metabolite in various plant species. Molecular Formula: C41H26O26 Molecular Weight: 934.63 Linear Structural Formula: C41H26O26 Purity: >=95.0% (HPLC) …
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Vimentin (V9) Mouse Monoclonal Antibody
MilliporeSigmaAnti-vimentin is of limited value as a diagnostic tool; however, when used in combination with other antibodies (in panels) it is useful for the subclassification of a given tumor. Expression of vimentin, when used in conjunction with anti-keratin, is helpful when distinguishing melanomas from…