Reagents, O

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Reagents, O

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  • Synonyms: L-Ser(tBu)-OtBu CAS No.: 48067-24-9 Molecular Formula: C11H23NO3 Molecular Weight: 217.31 MDL No.: MFCD00080900 Storage Temperature: Store at 0-8°C

  • Synonym(s): Aminopolyethylene glycol 5,000 Linear Formula: NH2(CH2CH2O)nH MDL Number: MFCD00286223

  • Omeprazole sulfone


    analytical standard Synonym(s): 5-Methoxy-2-{[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfonyl}-1 H -benzimidazole; Omeprazole sulphone Empirical Formula: C17H19N3O4S Formula Weight: 361.42 Linear Formula: …

  • European Pharmacopoeia (EP) Reference Standard Empirical Formula: C22H24N2O9 -+ HCl Formula Weight: 496.89 Linear Formula: C22H24N2O9 -+ HCl MDL Number: MFCD00135815 Beilstein Registry Number: 3853107

  • COD Test Vials

    Bioscience, Inc.

    Micro-COD test method saves time and money Ideal for waste water effluent testing Faster than the BOD method Identify system upsets in as little as 15 minutes Use for NPDES reporting purposes- mercury versions are EPA approved Reads out directly in ppm on the SMART Colorimeter…

  • Synonyms: β-Galactosidase Test Disks; 2-Nitrophenyl-β-D-galactopyranoside Disks Storage Temperature: 2-8°C General description: ONPG Disks are used to detect the presence of β-galactosidase, an enzyme found in lactose-fermenting organisms. Lactose utilization depends upon two…

  • For determination of Ozone by the Indigo method, using AccuVac® Ampules. Hach method 8311. Fast Easy Accurate Use them anywhere you need results.

  • Empirical Formula: C25H32O13 Linear Formula: C25H32O13 Formula Weight: 540.51 MDL Number: MFCD16879008 Purity: ≥80% (HPLC) Storage: room temp

  • Storage Temperature: 2-8°C General description: Diagnostic test for the detection of the cytochrome oxidase activity of microorganisms within 1 minute. Oxidase Test is an important differential procedure which should be performed on all gram-negative bacteria that are to be identified. In…

  • Storage Temperature: 2-8°C General description: The optochin test is a useful diagnostic aid for identification/differenti ation of pneumococci and viridans streptococci. Optochin (ethyl hydrocuprein hydrochloride) is inhibitory for pneumococcal growth whereas other streptococci show good…

  • n-Octane, 98+%

    Alfa Aesar

    Formula: CH3(CH2)6CH3 Formula weight: 114.23 Purity: 98+% CAS Number: 111-65-9 UN Number: UN1262 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2901.10 Hazard Statements: H225-H304-H315-H336 Highly flammable liquid and vapour. May be fatal if swallowed and…

  • For determination of Chemical Oxygen Demand (COD) by the Reactor Digestion Method, using TNTplus™ vials. Hach Method 8000. Reduce Errors with Bar-coded Vials and RFID No Reagent Blank Necessary Innovative Vial and Reagent Delivery Helpful package design

  • OxiDrop™, Oxidase Test

    Hardy Diagnostics

    OxiDrop™, Oxidase Test is a liquid ready-to-use reagent that is used in procedures to detect cytochrome oxidase activity in bacteria. For testing the oxidase reaction, contains tetramethyl-p-phenylenediamine. Simply place one drop on the suspect colony (directly on the plate) and look for…

  • Empirical Formula: C24H40O Linear Formula: C6H5CO(CH2)16CH3 Formula Weight: 344.57 MDL Number: MFCD00010700 Purity: ≥99% Boiling Point: 425 °C(lit.) Melting Point: 65-67 °C(lit.)

  • 2-Octyn-1-ol, 98%

    GFS Chemicals

    CH3(CH2)4C≡CCH2OH CAS#: 20739-58-6 F.W.: 126.20

  • Osmium Tetroxide

    Electron Microscopy Sciences

    Osmium Tetroxide, Crystalline, Highest Purity, 99.95% (Osmic Acid Anhydride) Formula: OsO4   Formula Weight: 254.20   CAS #: 20816-12-0 Melting Range: 39.5-41.0°C Boiling Point: 129.7°C Vapor Pressure @25°C: 9.8 mmHg …

  • Formula: H2C2O4•2H2O Formula Weight: 126.07

  • Application: Oxidase Test is an important differential procedure which should be performed on all gram-negative bacteria that are to be identified. In presence of the enzyme cytochrome oxidase (gram-negative bacteria) the N,N-dimethyl-p-phenylened iamine oxalate and α-naphthol react to…

  • Formula: Mixture Formula Weight: N/A Description: Typical Composition (g/L): Peptone from casein 10.0; yeast extract 3.0; orange extract 5.0; D(+)glucose 4.0; di-potassium hydrogen phosphate 3.0; agar-agar 17.0. For the isolation, cultivation and enumeration of acid-tolerent,…

  • Synonym: o-Nitrophenyl ß-D-galactopyranoside, ONPG CAS Number: 369-07-3 Empirical Formula (Hill Notation): C12H15NO8 Molecular Weight: 301.25 Beilstein Registry Number: 92207 EC Number: 206-716-1 MDL Number: …

  • Storage: -196C UNSPSC Code: 12352200

  • OGY Agar


    for microbiology Synonym(s): Oxytetracycline Glucose Yeast-extract Agar Basis

  • Harmonized Tariff Code:  3822.00

  • 10 mg/mL in heptane, analytical standard Synonym(s): Petroselaidic acid methyl ester Storage: −20°C RIDADR: UN 1206 3 / PGII

  • 1-Octanol, 99%

    Alfa Aesar

    Synonym(s): Capryl alcohol, n-Octyl alcohol Formula: C8H18O Formula weight: 130.23 Purity: 99% CAS Number: 111-87-5 Harmonized Tariff Code:  2905.16 Hazard Statements: H315-H319-H227 Causes skin irritation. Causes serious eye irritation. Combustible liquid. Precautionary…

  • Formula: C6H11NO HCl Formula weight: 149.62 Purity: 97% CAS Number: 54745-74-3 Harmonized Tariff Code:  2934.99 Risk Phrases: 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: 26-37-60 In case of contact with eyes, rinse immediately with plenty of water…

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