Reagents, O

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Reagents, O

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  • 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…

  • 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…

  • "Oxidase Test, for microbiology"

    MilliporeSigma

    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…

  • Oxidase Dropper Pk. 50

    BD

    Oxidase Reagent Droppers are used in the Kovacs oxidase test as a qualitative reaction in the identification of nonfermenters and miscellaneous gram-negative bacteria. Used in the identification of organisms which produce oxidase enzyme Oxidase Reagent Droppers contain 0.5 mL of a 1%…

  • OMI® Purifier Tube OMI-2 Purifier Tube

    MilliporeSigma

    Synonym: OMI®-2 INDICATOR TUBE General Description The OMI is a polishing purifier that removes many contaminants that other upstream purifiers miss. It will simultaneously and irreversibly remove moisture, oxygen, carbon monoxide, carbon dioxide, most sulfur compounds, most halogen…

  • 1-Octadecene, tech. 90%

    Alfa Aesar

    CAS Number: 112-88-9 MDL: MFCD00009003 EINECS: 204-012-9

  • "Olive oil, Ph Eur"

    MilliporeSigma

    Synonyms: Olivae oleum virginale CAS No.: 8001-25-0 Biochem/physiol Actions: The health benefits of olive oil result from its higher proportion of monounsaturated fats, as well as its antioxidant constituents: hydroxytyrosol, oleuropein and oleocanthal.

  • "ONPG Disks, for microbiology"

    MilliporeSigma

    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…

  • Oxadiazon

    MilliporeSigma

    PESTANAL ® , analytical standard Empirical Formula: C15H18Cl2N2O3 Formula Weight: 345.22 Linear Formula: C15H18Cl2N2O3 MDL Number: MFCD00128056 Beilstein Registry…

  • 1-Octadecene, 90%

    GFS Chemicals

    CH3(CH2)15CH=CH2 CAS#: 112-88-9 F.W.: 252.49

  • Oxidase Reagent according to Gordon-McLeod

    MilliporeSigma

    for microbiology Synonym(s): Gordon-McLeod Reagent

  • Oxfendazole-d3

    MilliporeSigma

    VETRANAL ™ , analytical standard Synonym(s): (5-Benzenesulfinyl-1 H -benzoimidazol-2-yl)carbamic acid methyl-d3 ester; Fenbendazole sulfoxide-d3; Methyl-d3 5-(phenylsulfinyl)benzimidazole-2-carbamate Empirical Formula: …

  • Organochlorine Pesticides Mixture

    Ultra Scientific

    20 Analyte(s) @ 2000 µg/mL in hexane/toluene (1:1).

  • OmniPur® Sodium Phosphate, Monobasic, Monohydrate

    MilliporeSigma

  • Osmium Tetroxide Aqueous Solution

    To facilitate your work, now available is a complete line of Osmium Tetroxide Aqueous Solutions with various concentrations. Sealed under dry nitrogen. Prepared in our plant daily. Exact concentrations and volume in pre-scored amber-ampoules. CAS #: 4% or 2% Osmium Tetroxide, Crystalline…

  • "O-(2,3,4,5,6-Pentafluorobenzyl)hydroxylamine hydrochloride"

    MilliporeSigma

    for GC derivatization Synonym(s): PFBHA-+HCl Empirical Formula: C7H4F5NO -+ HCl Formula Weight: 249.57 Linear Formula: C6F5CH2ONH2-+HCl MDL Number: MFCD00012953 Purity: ≥99.0% (AT) Melting Point:…

  • SUPELCO ORBO™ 101 Carbotrap® B (20/40), 100/50 mg

    MilliporeSigma

    W,W,W separators, O.D. × L 6 mm × 70 mm, pkg of 25 ea Synonym(s): ORBO ™ Carbotrap ® Tube

  • Orange II sodium salt (Certified by the Biological Stain Commission), Dye…

    MilliporeSigma

    Synonym: 4-(2-Hydroxy-1-naphthylazo)benzenesulfonic acid sodium salt, Acid Orange 7, Acid Orange A, Orange II, Tropaeolin 000 No. 2 CAS Number: 633-96-5 Empirical Formula (Hill Notation): C16H11N2NaO4S Molecular Weight: 350.32 …

  • SIGMA OE33 Cell Line human Caucasian esophageal carcinoma

    MilliporeSigma

    Synonym(s): JROECL33 Storage: −196°C

  • "Oatmeal agar, Microbiologically tested"

    MilliporeSigma

    Reconstitution: Recommended use at 72.5 g per liter. Other Notes: Contains: oatmeal and agar.

  • SUPELCO Olive oil, analytical standard

    MilliporeSigma

    CAS No.: 8001-25-0 Storage Temperature: room temp Biochem/physiol Actions: The health benefits of olive oil result from its higher proportion of monounsaturated fats, as well as its antioxidant constituents: hydroxytyrosol, oleuropein and oleocanthal.

  • OGY Agar

    MilliporeSigma

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

  • ALDRICH 4-Oxo-2-thioxo-3-thiazolidinylacetic acid, >=99%

    MilliporeSigma

    Synonym(s): Rhodanine-3-acetic acid Empirical Formula: C5H5NO3S2 Linear Formula: C5H5NO3S2 Formula Weight: 191.23 MDL Number: MFCD00005491 Purity: ≥99% Melting Point: …

  • OmniPur N,N'-Methylene Bis Acrylamide

    MilliporeSigma

  • Ozone AccuVac® Ampules

    Hach

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

  • Orcein, for analysis

    Alfa Aesar

    CAS Number: 1400-62-0 Harmonized Tariff Code:  2934.99 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly after handling. Do not eat, drink or smoke when using this product. IF SWALLOWED: Immediately call a POISON…

  • Oxford Medium Base

    BD

    Description: Use with Modified Oxford Antimicrobic Supplement or Oxford Antimicrobic Supplement to isolate L. monocytogenes

  • 1-Octadecene

    MilliporeSigma

    analytical standard Empirical Formula: C18H36 Formula Weight: 252.48 Linear Formula: CH3(CH2)15CH=CH2 MDL Number: MFCD00009003 Purity: ≥99.5% (GC) Boiling Point: 179 °C/15 mmHg(lit.);…

  • Orange G, Electrophoresis Grade

    Alfa Aesar

    Synonym(s): C.I. 16230, Acid Orange 10 Formula: C16H10N2Na2O7S Formula weight: 452.38 CAS Number: 1936-15-8 Harmonized Tariff Code:  3204.12

  • OmniPur™ CHLOROFORM

    MilliporeSigma

  • SIGMA Orange G solution for the early diagnosis of tumors (colorimetric method…

    MilliporeSigma

    Synonym(s): OG-6 MDL Number: MFCD00012457 Density: 0.80 g/mL at 20 °C

  • SIGMA Oleuropein >=98.0%

    MilliporeSigma

    Synonym(s): (2 S ,3 E ,4 S )-3-Ethylidene-2-(β-D-glucopyranosyloxy)-3,4-dihydro-5-(methoxycarbonyl)-2 H -pyran-4-acetic acid 2-(3,4-dihydroxyphenyl)ethyl ester Empirical Formula: C25H32O13 Linear Formula: C25H32O13

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