Reagents, O

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Reagents, O

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  • Oxidase Dropper Pk. 50


    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%…

  • 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…

  • 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…

  • OMI® Purifier Tube OMI-2 Purifier Tube


    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…

  • "Oxidase Strips, for microbiology"


    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…

  • Orange Serum Agar, Granulated


    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,…

  • Ozone AccuVac® Ampules


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

  • Organo/Limonene Mount™


    Application This ready-to-use mounting medium is made with limonene, a natural product from orange peels. It is good for coverslipping stained tissues and cell smears that can be dehydrated with organic solvents. This mounting medium is suitable for organic solvent resistant immunohistochemistry…

  • Oxalic Acid, 10% (w/v) Aqueous Solution

    Ricca Chemical

    Formula: H2C2O4•2H2O Formula Weight: 126.07

  • Oxidase Reagent according to Gaby-Hadley A, for microbiology


    Synonyms: Gaby-Hadley Reagent A Flash Point (F): 57.2 °F Flash Point (C): 14 °C

  • 1-Octanol Reagent Grade, 99%


    Storage condition: Room Temperature GHS pictograms: GHS07 Signal Words: Warning H Statements: H412;H319 P Statements: P280;P273;P305 + P351 + P338;P308 + P313 Package Type: Glass Bottle C.A.S. Number 1: 111-87-5 C.A.S. Number 1 Percentage: 100.0000 % Density (g/cm3): 0.827 …

  • Okadaic acid, 98%

    Alfa Aesar

    Formula: C44H68O13 Formula weight: 805.02 Purity: 98% CAS Number: 78111-17-8 UN Number: UN3462 Hazard Class: 6.1 Packing Group: I Harmonized Tariff Code:  2932.19 Hazard Statements: H300-H310-H330-H315 Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled.…

  • Octoxynol 9


    United States Pharmacopeia (USP) Reference Standard RIDADR: UN 3082 9 / PGIII

  • "Ox-bile, dehydrated, purified"


    for microbiology

  • OmniPur® TRIS


  • 3-Octyn-1-ol, 98%

    GFS Chemicals

    CH3(CH2)3C≡CCH2CH2OH CAS#: 14916-80-4 F.W.: 126.20

  • SUPELCO Olive oil, analytical standard


    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.

  • Oxalic acid dihydrate, 98%

    Alfa Aesar

    Formula: C2H2O4 2H2O Formula weight: 126.07 (90.04anhy) Purity: 98% CAS Number: 6153-56-6 UN Number: UN3261 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2917.11 Hazard Statements: H314-H302-H312 Causes severe skin burns and eye damage. Harmful if swallowed.…

  • Osmium tetroxide solution, 4 wt. % in H2O

    AFG Bioscience

    Molecular Formula: 20816-12-0 MDL No.: MFCD00011150 Melting Point: 254.23 Storage Temperature: Store at 0-8 °C

  • Orange G/blue loading dye (6X)

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • "Oxidase Test, for microbiology"


    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…

  • SIGMA Orcein synthetic, certified by the Biological Stain Commission


    Synonym(s): Natural Red 28 MDL Number: MFCD00062310

  • Orlistat


    United States Pharmacopeia (USP) Reference Standard Synonym(s): (−)-Tetrahydrolipstatin; N-Formyl-L-leucine (1S)-1-[[(2S,3S)-3-hexyl-4-oxo-2-oxetanyl]methyl]dodecyl ester; Ro-18-0647 Empirical Formula: C29H53NO5 Formula Weight: 495.73 Linear…

  • 1-Octadecene For Synthesis


    CAS No.: 112-88-9 Solubility: (20°C) practically insoluble Melting Point: 17 - 18°C Molar Mass: 252.48 g/mol Boiling Point: 315°C (1013 hPa) Vapor Pressure: 1.3 hPa (20°C) Flash Point: 154°C Refractive Index: 154°C Density: 0.79 g/cm3 (20°C) Viscosity Kinematic: …

  • OmniPur® Boric Acid


  • Organophosphorus Pesticides Mix A 2000 µg/mL each component in hexane: acetone …


    Grade: analytical standard CofA: certificate of analysis is enclosed in each package Feature: standard type calibration Packaging: ampule of 1 mL Concentration: 2000 μg/mL each component in hexane: acetone (9:1) Storage Temp.: 2-8°C

  • Oxidase Reagent according to Gaby-Hadley B, for microbiology


    Synonyms: Gaby-Hadley Reagent B

  • Oxalyl chloride, 98%

    Alfa Aesar

    Formula: C2Cl2O2 Formula weight: 126.93 Purity: 98% CAS Number: 79-37-8 UN Number: UN2927 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2917.19 Hazard Statements: H331-H314-H318-H302 Toxic if inhaled. Causes severe skin burns and eye damage. Causes serious…

  • Oxytetracycline, 98+%

    Alfa Aesar

    Formula: C22H24N2O9 Formula weight: 460.43 Purity: 98+% CAS Number: 79-57-2 Harmonized Tariff Code:  2941.30

  • Oleyl alcohol, tech. 80-85%

    Alfa Aesar

    Synonym(s): cis-9-Octadecen-1-ol, cis-9-Octadecenyl alcohol Formula: C18H36O Formula weight: 268.48 Purity: tech. 80-85% CAS Number: 143-28-2 Harmonized Tariff Code:  2905.29 Hazard Statements: H315 Causes skin irritation. Precautionary Statements: …

  • OmniPur® CHAPS


  • OmniPur® TRICINE


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