Reagents, U

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Reagents, U

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  • Urea, USP

    Avantor - J.T.Baker®

    Formula: NH2CONH2 Formula Weight: 60.06 CAS Number: 57-13-6 Specific Gravity: 1L = 1.32 Kg

  • 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

  • SIGMA Urethane >=99%

    MilliporeSigma

    Synonym(s): Carbamic acid ethyl ester; Ethyl carbamate; Ethylurethane Empirical Formula: C3H7NO2 Linear Formula: NH2COOC2H5 Formula Weight: 89.09 MDL Number: MFCD00007966 Purity: ≥99% Boiling Point: 182-184…

  • ALDRICH Undecyl alcohol, 97%, FG

    MilliporeSigma

    Synonym(s): 1-Undecanol; Alcohol C11; Undecyl alcohol Empirical Formula: C11H24O Linear Formula: CH3(CH2)10OH Formula Weight: 172.31 MDL Number: MFCD00004751 Purity: 97% Boiling Point: …

  • Univer 3 Powder, 454G

    Hach

    Combined indicator and buffer for determination of total hardness by titration methods. 454 g bottle

  • SIGMA Ultra-low Range Molecular Weight Marker (M.W. 1,060-26,600)

    MilliporeSigma

    Storage: −20°C

  • 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, 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…

  • SIGMA Ubiquitin from bovine erythrocytes BioUltra, >=98% (SDS-PAGE), essentially…

    MilliporeSigma

    Synonym(s): ATP-dependent proteolytic factor; Ub MDL Number: MFCD00082121 Purity: ≥98% (SDS-PAGE) Storage: 2-8°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…

  • 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…

  • Urea

    MilliporeSigma

    pharmaceutical secondary standard; traceable to USP, PhEur, BP Synonym(s): Urea

  • 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, ReagentPlus®, =99.5%, pellets

    MilliporeSigma

    Synonyms: Carbamide; Carbonyldiamide Formula: NH2CONH2 Formula Weight: 60.06 CAS No.: 57-13-6 Purity: ≥99.5% 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…

  • ALDRICH Undecane, Greater Than or Equal to 99%

    MilliporeSigma

    Synonym(s): n -Undecane; Hendecane Formula: CH3(CH2)9CH3 Formula Weight: 156.31 CAS No.: 1120-21-4 UN Number: UN2330 Purity: ≥99% Density: 0.74g/mLat 25°C(lit.) Supplemental Hazards: Repeated exposure may cause skin…

  • 10-Undecenoyl Chloride

    GFS Chemicals

    CH2=CH(CH2)8COCl CAS#: 38460-95-6 F.W.: 202.72 Lachrymator. Moisture sensitive.

  • 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: …

  • SIGMA Urea solution BioUltra, ~8 M in H2O

    MilliporeSigma

    Synonym(s): Carbamide; Carbonyldiamide Empirical Formula: CH4N2O Linear Formula: NH2CONH2 Formula Weight: 60.06 MDL Number: MFCD00008022 Refractive Index: n 20/D 1.40 Beilstein Registry Number: 635724

  • 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: …

  • 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 Urethane acrylate methacrylate resin

    MilliporeSigma

    Synonym(s): MAU; U-835 Density: 0.995 g/mL at 25 °C Refractive Index: n 20/D 1.487 Storage: 2-8°C

  • 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

  • ALDRICH 10-Undecen-1-ol, 98%

    MilliporeSigma

    Synonym(s): Undecylenyl alcohol Formula: CH2=CH(CH2)9OH Formula Weight: 170.29 CAS No.: 112-43-6 Purity: 98% Density: 0.85g/mLat 25°C(lit.) Packaging: 25, 100 g in glass bottle

  • UREA

    Synonym(s): Carbamide, Carbamimidic Acid, Pseudourea Molecular Weight: 60.06 Molecular Formula: CH4N2O Storage Condition: Room Temperature

  • n-Undecane, 99%

    Alfa Aesar

    Synonym(s): n-Hendecane Formula: C11H24 Formula weight: 156.30 Purity: 99% CAS Number: 1120-21-4 UN Number: UN2330 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2901.10 Hazard Statements: H304-H226-H315-H319-H335 May be fatal if swallowed and enters…

  • Ultramark r 3200F

    Alfa Aesar

    CAS Number: 66795-94-6 Harmonized Tariff Code:  3907.20 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 breathing…

  • Uranyl ionophore I

    MilliporeSigma

    Selectophore ™ Synonym(s): ETH 295; N,N'-Diheptyl-N,N',6,6-tetramethyl-4,8-dioxaundecanediamide Empirical Formula: C27H54N2O4 Formula Weight: 470.73 Linear Formula: C27H54N2O4 MDL Number: …

  • 10-Undecenoic acid, 99%

    Alfa Aesar

    Synonym(s): Undecylenic acid Formula: C11H20O2 Formula weight: 184.28 Purity: 99% CAS Number: 112-38-9 Harmonized Tariff Code:  2916.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • BTEX Mix, Underground Storage Tank certified reference material, TraceCERT®, 200…

    MilliporeSigma

    Synonym: BTEX Solution, UST BTEX Mix Legal Information Trace CERT is a registered trademark of Sigma-Aldrich Co. LLC

  • "Universal Indicator paper pH 1-11, Triple color chart"

    MilliporeSigma

    Synonyms: PEHANAL Indicator paper pH 1-11 Packaging: Original box with triple color chart roll with approx. 5-ám

  • SIGMA Uridine 5'-triphosphate tris salt Type VI, >=90%

    MilliporeSigma

    Synonym(s): UTP Empirical Formula: C9H15N2O15P3 Linear Formula: C9H15N2O15P3 Formula Weight: 484.14 MDL Number: MFCD00058360 Purity: ≥90% Storage: −20°C

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