Reagents, U

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  • 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): …

  • SIGMA U-104 >=98% (HPLC)

    MilliporeSigma

    Synonym(s): 4-[[[(4-Fluorophenyl)amino]carbonyl]amino]-benzenesulfonamide; NSC 213841 Empirical Formula: C13H12FN3O3S Linear Formula: C13H12FN3O3S Formula Weight: 309.32 MDL Number: MFCD00159265 …

  • Synonym(s): 2,6,8-Trihydroxypurine; Sodium acid urate Empirical Formula: C5H3N4NaO3 Linear Formula: C5H3N4O3Na Formula Weight: 190.09 MDL Number: MFCD00067310

  • 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…

  • Uranium Standard

    Ultra Scientific

    1 Analyte(s) @ 1000 µg/mL in water with dilute nitric acid

  • 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.)

  • 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

  • ERM ® certified Reference Material Synonym(s): Zinc, unalloyed

  • Synonym(s): Poly(ethylene glycol- ran -propylene glycol) monobutyl ether MDL Number: MFCD00198079 Density: 1.04 g/mL at 20 °C

  • Synonyms: Carbamide; Carbonyldiamide CAS Number: 57-13-6 Formula: CH4N2O Formula Weight: 60.06 Linear Formula: NH2CONH2 MDL No.: MFCD00008022 Storage: 2-8C Beilstein Registry Number: 635724 UNSPSC Code: 12352200 General description: Filter sterilized urea solution…

  • Storage: -196C UNSPSC Code: 12352200

  • Synonym(s): n-Decyl phenyl ketone Formula: C17H26O Formula weight: 246.39 Purity: 97% CAS Number: 4433-30-1 Harmonized Tariff Code:  2914.39

  • 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…

  • MDL Number: MFCD00070858 Storage: −20°C

  • Description: Selective enrichment for culturing L. monocytogenes

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

  • Uranium AA Standard

    Ricca Chemical

    Formula: UO3 in 3% HNO3

  • Synonym(s): 4-Hydroxyundecanoic acid lactone, gamma-Undecalactone Formula: C11H20O2 Formula weight: 184.28 Purity: 99% CAS Number: 104-67-6 Harmonized Tariff Code:  2932.20 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary…

  • Universal Beer Agar

    MilliporeSigma

    for microbiology Synonym(s): UB Agar

  • GR ACS Urea, Powder

    MilliporeSigma

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

  • 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…

  • Urea

    MP Biomedicals

    Urea is a prinicipal protein metabolite end product of nitrogen metabolism in most mammals, formed by the enzymatic reactions of the Kreb's cycle and the major product for the removal of free ammonia (NH4+) in vivo. Urea is a mild agent usually used in the solubilization and denaturation of…

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

  • Synonym(s): 2,4(1 H ,3 H )-Pyrimidinedione; 2,4-Dihydroxypyrimidine; 2,4-Pyrimidinediol Formula: C4H4N2O2 Formula Weight: 112.09 CAS No.: 66-22-8

  • Urea

    Bio Basic Inc.

  • UniverSol 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…

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

  • 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: …

  • 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…

  • Chemical name: Universal indicator solution Chemical synonyms: pH Indicator solution, universal pH 4-10 Product Brand: Analytical Density (g/cm3): 0.89 Flash Point (°C): 23 °C UN Number: UN 1170

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