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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

  • Universal Indicator Sticks PH 0-14 NON-B

    Sigma-Aldrich

    Synonym: pH Indicator sticks, universal pH 0-14

  • ALDRICH Urea-15N2, 5 atom % 15N

    Sigma-Aldrich

    Synonym(s): 15 N Labeled urea; Carbamide- 15 N2; Carbonyldiamide- 15 N2 Empirical Formula: CH4 15 N2O Linear Formula: H2 15 NCO 15 NH2 Formula Weight: 62.04 MDL Number: MFCD00064399 Melting Point: 132-135 °C(lit.)

  • Uric acid, 99%

    Alfa Aesar

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

  • Urea, ULTRAPURE BIOREAGENT

    Avantor - J.T.Baker®

    Formula: (NH2)2CO Formula Weight: 60.06 CAS Number: 57-13-6 Description: For Protein Solubilization and Denaturation

  • SIGMA Urease Buffer Reagent

    Sigma-Aldrich

    Storage: 2-8°C

  • Universal Transfection Reagent Polymer reagent for transfecting common mammalian…

    Sigma-Aldrich

    MDL Number: Storage: −20°C; 2-8°C Included Fees: C939A88 has a Dry/Wet Ice Fee included in the price. To see the value of these fees, download our Fee List.

  • Ultramark r 1621, Mass Spec Std

    Alfa Aesar

    Formula 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…

  • Univer 3 Powder, 454G

    Hach

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

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

    Sigma-Aldrich

    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

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

  • SIAL Universal sorbent

    Sigma-Aldrich

    Synonym(s): Fullers earth granulate

  • Urocortin II, human

    Alfa Aesar

    Formula: C194H338N63O54S Formula weight: 4449.27 CAS Number: 398001-88-2 Harmonized Tariff Code:  2933.99

  • Urea solution, for microbiology, 40% in H2O

    Sigma-Aldrich

    CAS No.: 57-13-6 Synonyms: Carbamide; Carbonyldiamide Formula: CH4N2O Formula Weight: 60.06 Linear Formula: NH2CONH2 MDL No.: MFCD00008022 Included Fees: C941N96 has a Dry/Wet Ice Fee included in the price. To see the value of these…

  • Listeria Selective Enrichment Broth (UVM formulation), Granulated

    EMD Millipore

    For the selective enrichment of Listeria in the two stage procedure according to USDA- FSIS. If supplemented with Listeria Selective Supplement UVM-II (EMD No. 1.04039.0001), the medium serves for the two stage procedure described by USDA-FSIS. Synonym(s): UVM Broth Typical Composition (g/L): …

  • ALDRICH Urethane, >=99.0% (GC)

    Sigma-Aldrich

    Synonym(s): Carbamic acid ethyl ester; Ethyl carbamate; Ethylurethane Empirical Formula: C3H7NO2 Linear Formula: NH2COOC2H5 Formula Weight: 89.09 MDL Number: MFCD00007966 Purity: ≥99.0% (GC) Boiling Point: …

  • SIGMA Urea 8 M (after reconstitution with 16 mL high purity water)

    Sigma-Aldrich

    Synonym(s): Urea solution; Carbamide; Carbonyldiamide Empirical Formula: CH4N2O Linear Formula: NH2CONH2 Formula Weight: 60.06 MDL Number: MFCD00008022 Beilstein Registry Number: 635724

  • Urea, Crystal, AR (ACS)

    Avantor - Macron Fine Chemicals™

    Formula: NH2CONH2 Formula Weight: 60.06 CAS Number: 57-13-6

  • SIGMA Uridine BioUltra, >=99%

    Sigma-Aldrich

    Synonym(s): 1-β-D-Ribofuranosyluracil; Uracil-1-β-D-ribofuranoside Empirical Formula: C9H12N2O6 Linear Formula: C9H12N2O6 Formula Weight: 244.20 MDL Number: MFCD00006526 Purity: …

  • U-73122 hydrate powder

    Sigma-Aldrich

    Synonym(s): 1-[6-[((17β)-3-Methoxyestra-1,3,5[10]-trien-17-yl)amino]hexyl]-1H-pyrrole-2,5-dione Empirical Formula: C29H40N2O3 -+ xH2O Linear Formula: C29H40N2O3 -+ xH2O …

  • Urea, USP grade

    bioWORLD

  • Urea, ACS, 99.0-100.5%

    Alfa Aesar

    Synonym(s): Carbamide Formula: NH2CONH2 Formula weight: 60.06 Purity: 99.0-100.5% CAS Number: 57-13-6 Harmonized Tariff Code:  3102.10

  • Urea, puriss., meets analytical specification of Ph. Eur., BP, USP, 99.0-100.5%,…

    Sigma-Aldrich

    Synonyms: Carbamide; Carbonyldiamide Formula: NH2CONH2 Formula Weight: 60.06 CAS No.: 57-13-6 Purity: 99.0-100.5%; 99.0-101.0% (calc. on dry substance) Density: 1.335 g/mL at 25 °C(lit.) Application: Used for the denaturation of proteins and as a mild…

  • SIGMA Urokinase from human kidney cells lyophilized powder

    Sigma-Aldrich

    Synonym(s): u-Plasminogen activator MDL Number: MFCD00132566 Storage: 2-8°C

  • 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: …

  • GR ACS Urea, Powder

    EMD Millipore

    Formula: Mixture Concentration: (complexometric titration) 1010mg/L max Formula: Fe(NO3)3 in HNO3 0.5mol/L

  • SIGMA U0126 monoethanolate >=98% (HPLC), powder

    Sigma-Aldrich

    Synonym(s): 1,4-Diamino-2,3-dicyano-1,4-bis(o-aminophenylmercapto)butadiene monoethanolate Empirical Formula: C18H16N6S2 -+ C2H5OH Linear Formula: C18H16N6S2 -+…

  • Urokinase, human urine

    Alfa Aesar

    Synonym(s): EC 3.4.21.73 CAS Number: 9039-53-6 Harmonized Tariff Code:  3507.90

  • FLUKA Universal Beer Agar

    Sigma-Aldrich

    for microbiology Synonym(s): UB Agar

  • SIGMA Urea Assay Kit sufficient for 100 colorimetric-átests

    Sigma-Aldrich

    Storage: −20°C

  • Urea Gr For Analysis ACS, Reagent Ph Eur

    EMD Millipore

    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

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