Chemicals Reagents U
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U937 Cell Line human, from human lung(lymphoblast), 85011440
MilliporeSigmaStorage: -196C UNSPSC Code: 12352200
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Legal Information: ULTRACEL is a registered trademark of Merck KGaA, Darmstadt, Germany
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Ultramark r 1621, Mass Spec Std
Thermo Scientific ChemicalsFormula weight: 2120.00 CAS Number: 105809-15-2 Harmonized Tariff Code: 2934.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P405-P501a Avoid…
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UV-Vis light curable resin low viscosity
MilliporeSigmaStorage: •The storage temperature should not exceed 35 C. •Keep tightly closed. Store in a cool, dry, well-ventilated area. •Do not expose to ultraviolet light. •High temperatures (>80 C), pressure and contamination with peroxides may result in auto-polymerization of the product. •Unstable…
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UNC0379 trifluoroacetate salt >=98% (HPLC)
MilliporeSigmaSynonyms: 6,7-Dimethoxy-2-(pyrrolidin-1-yl)-N-(5-(pyrrolidin-1-yl)-pentyl)quinazolin-4-amine trifluoroacetate salt Molecular Formula: C23H35N5O2 · xC2HF3O2 Linear Structural Formula: C23H35N5O2 · xC2HF3O2 MDL Number: MFCD28167817 Purity: >=98% (HPLC) Storage: 2-8C Biochem…
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U-73122, 99+%
Thermo Scientific ChemicalsSynonym(s): 1-[6-[((17^b)-3-Methoxyestra-1,3,5[10]-trien-17-yl)amino]hexyl]pyrrole-2,5-dione Formula: C29H40N2O3 Formula weight: 464.65 Purity: 99+% CAS Number: 112648-68-7 Harmonized Tariff Code: 2925.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious…
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UKBi006-A Human iPS Cell Line
MilliporeSigmaInduced pluripotent stem cells (iPSCs) are adult cells that have been reprogrammed to an embryonic stem cell-like state. The cells can replicate indefinitely or, under controlled conditions, can be differentiated into any other cell type such as nerve, heart or liver cells. Medical researchers are…
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Ursodiol
MilliporeSigmaUnited States Pharmacopeia (USP) Reference Standard Synonym(s): Ursodeoxycholic acid; 3α,7β-Dihydroxy-5β-cholan-24-oic acid; 5β-Cholan-24-oic acid-3α,7β-diol; 7β-Hydroxylithocholic acid; UDCS Empirical Formula: C24H40O4 …
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Urea free-flowing, Redi-Dri(TM), Bioreagent, >=98%
MilliporeSigmaSynonyms: Carbamide; Carbonyldiamide Molecular Formula: CH4N2O Molecular Weight: 60.06 Linear Structural Formula: NH2CONH2 MDL Number: MFCD00008022 Purity: >=98% Melting Point: 132-135 C (lit.) Density: 1.335 g/mL at 25 C (lit.) Application: Used for the…
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Storage: 2-8C Application: HiCrome(TM) Universal Differential Medium is a differential medium recommended for presumptive identification of microorganisms from clinical and non-clinical specimens. Legal Information: NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany
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Uric acid, 99%
Thermo Scientific ChemicalsFormula: C5H4N4O3 Formula weight: 168.11 Purity: 99% CAS Number: 69-93-2 Harmonized Tariff Code: 2933.59
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Indicator/buffer for use with total hardness test kits Packaged in foil powder pillows for stability and unit dose operation pk/100 Powder Pillows Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor…
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2-Undecanone, 98%
Thermo Scientific ChemicalsSynonym(s): Methyl n-nonyl ketone Formula: CH3(CH2)8COCH3 Formula weight: 170.30 Purity: 98% CAS Number: 112-12-9 UN Number: UN3082 Hazard Class: 9 Packing Group: III Harmonized Tariff Code: 2914.19 Hazard Statements: H227 Combustible liquid. Precautionary…
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Urea NIST(R) SRM(R) 2152, combustion calorimetric standard
MilliporeSigmaSRM 2152_cert SRM 2152 _SDS Synonyms: Carbamide; Carbonyldiamide Molecular Formula: CH4N2O Molecular Weight: 60.06 Linear Structural Formula: NH2CONH2 MDL Number: MFCD00008022 Melting Point: 132-135 C (lit.) Density: 1.335 g/mL at 25 C (lit.) Application: Used for…
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Filter Type: Ultrafiltration Application: 5 kDa NMWL, Biomax polyethersulfone, 63.5 mm diameter Legal Information: BIOMAX is a registered trademark of Merck KGaA, Darmstadt, Germany
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Storage: 2-8°C
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Storage: −20°C
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Urban dust NIST(R) SRM(R) 1649b
MilliporeSigmaSRM 1649B_cert SRM 1649B _SDS Legal Information: SRM is a registered trademark of National Institute of Standards and Technology
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CAS Number: 9002-13-5 EC Number: 232-656-0 Enzyme Commission (EC) Number: 1 3.5.1.5 MDL Number: MFCD00070858 Unit Definition One micromolar unit will liberate 1.0 µmole of NH3 from urea per min at pH 7.0 at 25 °C. It is equivalent to 1.0 I.U. or 0.054…
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Urushiol (15:3) phyproof(R) Reference Substance
MilliporeSigmaThis substance is supplied with certified chromatographic purity. The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG Synonyms: 3-(8Z,11Z,14-Pentadecatrienyl)-1,2-benzenediol Molecular Formula: C21H30O2 Molecular Weight: 314.46 Linear Structural…
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Application: 10 kDa NMWL, Biomax polyethersulfone, 76 mm diameter Legal Information: BIOMAX is a registered trademark of Merck KGaA, Darmstadt, Germany
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UNC7145 >=98% (HPLC)
MilliporeSigmaSynonyms: 3-Oxo-3,4-dihydro-2H-benzo[1,4]oxazine-7-carboxylic acid isopropyl-[4-(pyrimidin-4-ylcarbamoyl)-benzyl]-amide Molecular Formula: C24H23N5O4 Molecular Weight: 445.47 Linear Structural Formula: C24H23N5O4 Purity: >=98% (HPLC) Storage: 2-8C Biochem Physiol Actions: …
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Filter Type: Ultrafiltration Application: 500 kDa NMWL, Biomax polyethersulfone, 63.5 mm diameter Legal Information: BIOMAX is a registered trademark of Merck KGaA, Darmstadt, Germany
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UPCDC30245 >=98% (HPLC)
MilliporeSigmaSynonyms: 1-(3-(5-Fluoro-1H-indol-2-yl)phenyl)-N-(2-(4-isopropylpiperazin-1-yl)ethyl)piperidin-4-amine Molecular Formula: C28H38FN5 Molecular Weight: 463.63 Linear Structural Formula: C28H38FN5 Purity: >=98% (HPLC) Storage: 2-8C Biochem Physiol Actions: UPCDC30245 is an…
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UniverSol™ ES Liquid Scintillation Cocktail
MP BiomedicalsUniverSol is a very efficient environmentally safe, non-toxic, biodegradable liquid scintillation cocktail of the "gelling" variety. Environmentally Safe Biodegradable Non-toxic Non-flammable Primary Applications: Aqueous samples from 0 to 15% count as…
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Undecylprodigiosin hydrochloride >=95% (HPLC)
MilliporeSigmaSynonyms: 2-[(Z)-[3-Methoxy-5-(1H-pyrrol-2-yl)-2H-pyrrol-2-ylidene]methyl]-5-undecyl-1H-pyrrole hydrochloride; CID 6438379 hydrochloride; Prodigiosin C-25 hydrochloride; Undecylprodiginin hydrochloride; Undecylprodiginine hydrochloride Molecular Formula: C25H35N3O · HCl Molecular Weight: …
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Urolithin B >=95% (HPLC)
MilliporeSigmaSynonyms: 3-Hydroxy-6H-benzo[c]chromen-6-one Molecular Formula: C13H8O3 Molecular Weight: 212.2 Linear Structural Formula: C13H8O3 MDL Number: MFCD00034338 Purity: >=95% (HPLC) Storage: 2-8C Biochem Physiol Actions: Urolithin B is a natural product with…
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Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Synonyms: Uridine; 1-beta-D-Ribofuranosyluracil; Uracil-1-beta-D-ribofuranoside …
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Application: 300 kDa NMWL, Biomax polyethersulfone, 63.5 mm diameter Legal Information: BIOMAX is a registered trademark of Merck KGaA, Darmstadt, Germany
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UNC3866 trifluoroacetate salt >=98% (HPLC)
MilliporeSigmaSynonyms: N-[4-(1,1-Dimethylethyl)benzoyl]-L-phenylalanyl-L-alanyl-L-leucyl-N6,N6-diethyl-L-lysyl-L-Serine methyl ester trifluoroacetate Molecular Formula: C43H66N6O8 Molecular Weight: 795.02 Linear Structural Formula: C43H66N6O8 Purity: >=98% (HPLC) Storage: -20C Biochem…
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Ubiquitin-conjugating (E2) enzymes are characterized by the presence of a highly conserved ubiquitin-conjugating domain which accommodates ATP-activated ubiquitin (Ub) via a covalently linked thioester onto its active-site residue. E2 enzymes act via selective protein-protein interactions with the…