Reagents, U

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Reagents, U

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  • Uracil =99.0%

    MilliporeSigma

    Synonym: 2,4(1 H ,3 H )-Pyrimidinedione, 2,4-Dihydroxypyrimidine, 2,4-Pyrimidinediol CAS Number: 66-22-8 Empirical Formula (Hill Notation: C4H4N2O2 Molecular Weight: 112.09 Beilstein Registry Number: 507828 EC Number: …

  • Urea, ACS reagent, 99.0-100.5%

    MilliporeSigma

    Synonyms: Carbamide; Carbonyldiamide Formula: NH2CONH2 Formula Weight: 60.06 CAS No.: 57-13-6 Purity: 99.0-100.5% Density: 1.335 g/mL at 25 °C(lit.) Application: Used for the denaturation of proteins and as a mild solubilization agent for insoluble or…

  • Uridine 5'-diphosphoglucuronic acid trisodium salt, 98-100%

    MilliporeSigma

    Synonym: UDP-GlcA, UDPGA, Uridine-diphosphate-glucuronic acid trisodium salt, Uridine[5']diphospho[1]-a-D-glucopyranosuronic acid trisodium salt CAS Number: 63700-19-6 Empirical Formula (Hill Notation): …

  • SIGMA Urea, powder, BioReagent, for molecular biology, suitable for cell culture

    MilliporeSigma

    Synonyms: Carbamide; Carbonyldiamide Formula: NH2CONH2 Formula Weight: 60.06 CAS No.: 57-13-6 Density: 1.335 g/mL at 25 °C(lit.) Application: Used for the denaturation of proteins and as a mild solubilization agent for insoluble or denatured proteins. Useful…

  • Urea Gr For Analysis ACS, Reagent Ph Eur

    MilliporeSigma

    Formula: 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

  • SIGMA Urea, meets USP testing specifications

    MilliporeSigma

    Synonyms: Carbamide; Carbonyldiamide Formula: NH2CONH2 Formula Weight: 60.06 CAS No.: 57-13-6 Density: 1.335 g/mL at 25 °C(lit.) Application: Used for the denaturation of proteins and as a mild solubilization agent for insoluble or denatured proteins. Useful…

  • Uridine

    bioWORLD

  • Urease from Canavalia ensiformis (Jack bean), Type III, powder, 15,000-50,000…

    MilliporeSigma

    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…

  • ALDRICH Urea hydrogen peroxide, 97%

    MilliporeSigma

    Synonym(s): Hydrogen peroxide-Urea adduct; Carbamide Per hydrate; Carbamide peroxide; Percarbamide; Urea hydrogen peroxide Formula: CO(NH2)2 · H2O2 Formula Weight: 94.07 CAS No.: 124-43-6 UN Number: UN1511 Purity: 97% Application: …

  • ALDRICH Y-Undecalactone, >=98%, FCC, FG

    MilliporeSigma

    Synonym(s): Undecanoic γ-lactone; Aldehyde C14 Empirical Formula: C11H20O2 Linear Formula: C11H20O2 Formula Weight: 184.28 MDL Number: MFCD00005405 Purity: ≥98% Boiling Point: …

  • Urea

    Bio Basic Inc.

  • SIGMA Urea, BioXtra, pH 7.5-9.5 (20 °C, 5 M in H2O)

    MilliporeSigma

    Synonyms: Carbamide; Carbonyldiamide Formula: NH2CONH2 Formula Weight: 60.06 CAS No.: 57-13-6 Density: 1.335 g/mL at 25 °C(lit.) Application: Used for the denaturation of proteins and as a mild solubilization agent for insoluble or denatured proteins. Useful…

  • Urea

    bioWORLD

    Used for protein denaturation protocols and is a reagent for PAGE protocols. Ultra Pure Grade A280 (5M, water): Melting Range: 132-135°C Chloride: Heavy Metals (as PB): Iron: Cyanate: None detected Ammonia: None detected

  • Univer 3 Powder Pillows

    Hach

    Indicator/buffer for use with total hardness test kits Packaged in foil powder pillows for stability and unit dose operation pk/100 Powder Pillows

  • ALDRICH trans-2-Undecenal, >=95%, FG

    MilliporeSigma

    Empirical Formula: C11H20O Linear Formula: CH3(CH2)7CH=CHCHO Formula Weight: 168.28 MDL Number: MFCD00014680 Purity: ≥95% Boiling Point: 115 °C/10 mmHg(lit.) Density: 0.849 g/mL at…

  • Uric acid, 99%

    Alfa Aesar

    Formula: C5H4N4O3 Formula weight: 168.11 Purity: 99% CAS Number: 69-93-2 Harmonized Tariff Code:  2933.59

  • Urea, 98+%

    Alfa Aesar

    Synonym(s): Carbamide Formula: NH2CONH2 Formula weight: 60.06 Purity: 98+% CAS Number: 57-13-6 Harmonized Tariff Code:  3102.10

  • Undecanoic acid, 98%

    Alfa Aesar

    Formula: CH3(CH2)9CO2H Formula weight: 186.30 Purity: 98% CAS Number: 112-37-8 Harmonized Tariff Code:  2915.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 10-Undecen-1-ol, 99%

    Alfa Aesar

    Synonym(s): omega-Undecylenyl alcohol Formula: C11H22O Formula weight: 170.30 Purity: 99% CAS Number: 112-43-6 Harmonized Tariff Code:  2905.29 Hazard Statements: H315-H319-H335-H227 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.…

  • SIGMA U-87 MG Cell Line human glioblastoma astrocytoma

    MilliporeSigma

    Storage: −196°C

  • Urea hydrogen peroxide adduct, 97%

    Alfa Aesar

    Synonym(s): Hydrogen peroxide urea adduct, Percarbamide Formula: CH4N2O H2O2 Formula weight: 94.07 Purity: 97% CAS Number: 124-43-6 UN Number: UN1511 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2847.00 Hazard Statements: H272-H314-H318 May intensify…

  • Urea ; ACS reagent ; 99.0-100.5% (Titration)

    AFG Bioscience

    Synonyms: CarbonyldiamideCarbamide Grade: ACS reagent Purity Limit: 99.0-100.5% (Titration) CAS No.: 57-13-6 Molecular Formula: CH4N2O Molecular Weight: 60.06 MDL No.: MFCD00008022 Appearance: White powder Comments: Buffer solutions Density: 1.335 Melting Point: …

  • Uridine-5'-monophosphate disodium salt, 99%

    Alfa Aesar

    Synonym(s): 5'-Uridylic acid disodium salt Formula: C9H11N2Na2O9P Formula weight: 368.15 Purity: 99% CAS Number: 3387-36-8 Harmonized Tariff Code:  2934.99

  • Uridine, 99%

    Alfa Aesar

    Formula: C9H12N2O6 Formula weight: 244.20 Purity: 99% CAS Number: 58-96-8 Harmonized Tariff Code:  2934.99

  • 4-Undecanone, 98%

    Alfa Aesar

    Synonym(s): n-Heptyl n-propyl ketone Formula: C11H22O Formula weight: 170.30 Purity: 98% CAS Number: 14476-37-0 Harmonized Tariff Code:  2914.19

  • Uracil, 99+%

    Alfa Aesar

    Synonym(s): 2,4-Dihydroxypyrimidine Formula: C4H4N2O2 Formula weight: 112.09 Purity: 99+% CAS Number: 66-22-8 Harmonized Tariff Code:  2933.59

  • 8-Undecenal, predominantly cis, 96%

    Alfa Aesar

    Formula: C11H20O Formula weight: 168.29 Purity: 96% CAS Number: 58296-81-4 Harmonized Tariff Code:  2912.19

  • 6-(Chloromethyl)uracil, 98%

    Alfa Aesar

    Formula: C5H5ClN2O2 Formula weight: 160.56 Purity: 98% CAS Number: 18592-13-7 Harmonized Tariff Code:  2933.59 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • ALDRICH 1,3,5-Undecatriene, mixture of 1,3(E),5(Z) and 1,3(E),5(E) isomers, >=70…

    MilliporeSigma

    Empirical Formula: C11H18 Linear Formula: CH3(CH2)4(CH=CH)2CH=CH2 Formula Weight: 150.26 MDL Number: MFCD00015699 Purity: ≥70% Boiling Point: 280-285 °C(lit.) Density: …

  • Uridine-13C9,15N2 5'-triphosphate sodium salt solution, 98 atom % 15N, 98 atom %…

    MilliporeSigma

    Synonyms: 13 C and 15 N Labeled uridine 5′-triphosphate sodium salt solution; UTP- 13 C9, 15 N2 sodium salt solution Formula: 13 C9H15 15 N2O15P3 ¬? xNa + Formula Weight: 495.06 (free acid basis) Linear…

  • Urease, Jack Beans

    Alfa Aesar

    Synonym(s): EC 3.5.1.5, Urea amidohydrolase CAS Number: 9002-13-5 Harmonized Tariff Code:  3507.90 Hazard Statements: H334-H335-H315-H319 May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause respiratory irritation. Causes skin irritation. Causes serious…

  • SIAL Urea

    MilliporeSigma

    puriss., meets analytical specification of Ph. Eur., BP, USP, 99.0-100.5%, 99.0-101.0% (calc. on dry substance) Synonym(s): Carbamide; Carbonyldiamide Empirical Formula: CH4N2O Formula Weight: 60.06 Linear Formula: NH2CONH2 MDL…

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