Chemicals Reagents U
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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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Description: Selective enrichment for culturing L. monocytogenes
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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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Filter Type: Ultrafiltration Application: 5 kDa NMWL, Ultracel regenerated cellulose, 44.5 mm diameter Legal Information: ULTRACEL is a registered trademark of Merck KGaA, Darmstadt, Germany
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Urea Gr For Analysis ACS, Reagent Ph Eur
MilliporeSigmaFormula: CO(NH2)2 Grade: ACS, Reag. Ph Eur CAS No.: 57-13-6 pH: 9 (100 g/l, H2O, 20°C) Solubility: 590 g/l (20°C) Melting Point: 133°C Molar Mass: 60.06 g/mol Bulk Density: 720 - 760 kg/m3 Vapor Pressure: Density: 1.34 g/cm3 (20°C) Hill Formula: CH4N2O
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UPGL00004 >=98% (HPLC)
MilliporeSigmaSynonyms: 2-Phenyl-N-(5-(4-((5-(2-phenylacetamido)-1,3,4-thiadiazol-2-yl)amino)piperidin-1-yl)-1,3,4-thiadiazol-2-yl)acetamide; N-[5-[4-[[5-[(2-Phenylacetyl)amino]-1,3,4-thiadiazol-2-yl]amino]-1-piperidinyl]-1,3,4-thiadiazol-2-yl]benzeneacetamide Molecular Formula: C25H26N8O2S2 Molecular…
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Filter Code: PLCTK Application: Ultrafiltration, high recovery purification Legal Information: ULTRACEL is a registered trademark of Merck KGaA, Darmstadt, Germany
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Urea-13C 99 atom % 13C, UBT Grade
MilliporeSigmaSynonyms: 13C Labeled urea; Carbamide-13C; Carbonyldiamide-13C Molecular Formula: 13CH4N2O Molecular Weight: 61.05 Linear Structural Formula: H2N13CONH2 MDL Number: MFCD00064398 Melting Point: 132-135 C (lit.) Storage: 15-25C
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All UM-SCC cell lines were derived in the lab of Dr. Thomas Carey at the University of Michigan and are exclusively distributed by Merck KGaA, Darmstadt, Germany. Access to UM-SCC cells is limited solely to those officers, employees and students of PURCHASER’s institution who need access to…
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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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UM-SCC-22A is a unique head and neck squamous carcinoma cell line obtained from the surgical resection of the primary cancer of the hypopharynx of a female patient . UM-SCC-22A is negative for HPV-16, HPV-18, Hepatitis A, B, C, and HIV-1 & 2 viruses.UM-SCC-22A was established at the University of…
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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 on its active-site residue. E2 enzymes act through selective protein-protein interactions with…
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UK-432097 >=98% (HPLC)
MilliporeSigmaSynonyms: 6-(2,2-Diphenylethylamino)-9-((2R,3R,4S,5S)-5-(ethylcarbamoyl)-3,4-dihydroxytetrahydrofuran-2-yl)-N-(2-(3-(1-(pyridin-2-yl)piperidin-4-yl)ureido)ethyl)-9H-purine2-carboxamide Molecular Formula: C40H47N11O6 Molecular Weight: 777.87 Linear Structural Formula: C40H47N11O6 MDL…
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Udenafil >=98% (HPLC)
MilliporeSigmaSynonyms: 3-(1-Methyl-7-oxo-3-propyl-4,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-N-[2-(1-methylpyrrolidin-2-yl)ethyl]-4-propoxybenzenesulfonamide; 3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-N-[2-(1-methyl-2-pyrrolidinyl)ethyl]-4-propoxybenzenesulfonamide;…
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Single wavelength colorimeter with reagents and carrying case. Lithium rechargeable battery. LED light source with silicon photodiode and interference filter. 568nm wavelength supplied with four 10mm cuvettes.
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Urea, Crystal, AR (ACS)
Avantor - Macron Fine Chemicals™Formula: NH2CONH2 Formula Weight: 60.06 CAS Number: 57-13-6
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UBE1 catalyzes the first step in ubiquitin conjugation to mark cellular proteins for degradation. It is responsible for the primary ubiquitin-protein isopeptide bond formation and is a critical component for the initiation of in vitro conjugation reactions. UBE1 activates ubiquitin by the ATP…
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Storage: 2-8°C
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Ureidosuccinic acid 98.0-102.0% (T)
MilliporeSigmaSynonyms: N-Carbamoyl-DL-aspartic acid Molecular Formula: C5H8N2O5 Molecular Weight: 176.13 Linear Structural Formula: HOOCCH2CH(NHCONH2)COOH MDL Number: MFCD00042822 Purity: 98.0-102.0% (T) Melting Point: ~175 C (dec.) Biochem Physiol Actions: Metabolite of pyrimidine…
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RPI Uracil
RPI (Research Products International)The RPI uracil is suitable for use in research facilities and chemical laboratories to conduct wide range of experiments. It is available in sturdy bottle that endures heavy and rigorous usage. Uracil is mainly used to treat breast, liver and prostate cancer. Application: For Research or Further…
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Filter Type: Ultrafiltration Application: 100 kDa NMWL, Ultracel regenerated cellulose, 63.5 mm diameter Legal Information: ULTRACEL 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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Legal Information: ULTRACEL is a registered trademark of Merck KGaA, Darmstadt, Germany
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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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Filter Code: PLCGC Application: Ultrafiltration, high recovery purification Legal Information: ULTRACEL is a registered trademark of Merck KGaA, Darmstadt, Germany
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This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Application: Refer to the product's Certificate of Analysis for more information on a…
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Urushiol (15:2) phyproof® 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-Pentadecadienyl)-1,2-benzenediol Molecular Formula: C21H32O2 Molecular Weight: 316.48 Linear Structural Formula: …
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Filter Type: Ultrafiltration Application: 5 kDa NMWL, Ultracel regenerated cellulose, 25 mm diameter Legal Information: ULTRACEL is a registered trademark of Merck KGaA, Darmstadt, Germany
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UKKi006-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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