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Reagents, O

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  • 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%…

  • ALDRICH Olive oil, extra virgin, Certified organic (NOP/EU)

    Sigma-Aldrich

    MDL Number: MFCD00131764 Density: 0.910 g/mL at 25 °C Refractive Index: n 20/D 1.469

  • FLUKA Oxidase Test, for microbiology

    Sigma-Aldrich

    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…

  • 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.

  • 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…

  • 1-Octanesulfonic Acid, Sodium Salt, HPLC

    Avantor - J.T.Baker®

    For Ion-Pair Chromatography of Basic Compounds Formula: CH3(CH2)7SO3Na Formula Weight: 216.27 CAS Number: 5324-84-5

  • GR ACS Oxalic Acid, Dihydrate

    EMD Millipore

    Formula: HOOCCOOH•2H2O Formula Weight: 126.07 CAS Number: 6153-56-6 Synonym(s): Ethanedioic Acid, Dihydrate

  • 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

  • O'Meara's Reagent, for microbiology

    Sigma-Aldrich

    Synonyms: Voges-Proskauer test with O’Meara Reagent

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

    Sigma-Aldrich

    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

  • FLUKA Oxidase Strips, for microbiology

    Sigma-Aldrich

    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…

  • SIGMA optigel Precast gels

    Sigma-Aldrich

    15-20% polyacrylamide, contains bind silane (long plate), with 2 orientation markers CAS number: Storage: 2-8°C

  • OmniPur® Urea

    EMD Millipore

    Formula: NH2CONH2 Formula Weight: 60.06 CAS Number: 57-13-6 Synonym(s): Carbamide

  • SIGMA Ofloxacin fluoroquinolone antibiotic

    Sigma-Aldrich

    Empirical Formula: C18H20FN3O4 Linear Formula: C18H20FN3O4 Formula Weight: 361.37 MDL Number: MFCD00226105 Storage: 2-8°C

  • ALDRICH o-Xylene-d10, 99 atom % D

    Sigma-Aldrich

    Synonym(s): 1,2-Dimethylbenzene-d10 Empirical Formula: C8D10 Linear Formula: C6D4(CD3)2 Formula Weight: 116.23 MDL Number: MFCD00037698 Boiling Point: 142 °C(lit.) Density: …

  • SUPELCO ORBO™ 60 FLORISIL® purified/deactivated (30/45), 100/50 mg

    Sigma-Aldrich

    W,F,F (specially cleaned) separators, O.D. × L 6 mm × 75 mm, pkg of 50 ea

  • SIGMA o-Phenylenediamine dihydrochloride tablet, 5 mg substrate per tablet

    Sigma-Aldrich

    Empirical Formula: C6H8N2 -+ 2HCl Linear Formula: C6H4(NH2)2-+2HCl Formula Weight: 181.06 MDL Number: MFCD00012966 Melting Point: 258 °C (dec.)(lit.) Storage: 2-8°C Beilstein Registry…

  • OmniPur® Ammonium Acetate

    EMD Millipore

  • 7-Octyn-1-Ol, 97%

    GFS Chemicals

    HC≡C(CH2)6OH CAS#: 871-91-0 F.W.: 126.20

  • Oxalic Acid, Dihydrate, Crystal, BAKER ANALYZED ACS Reagent

    Avantor - J.T.Baker®

    Formula: HOCOCOOH•2H2O Formula Weight: 126.07 CAS Number: 6153-56-6

  • Orange G loading dye (6X), glycerol based

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF IN EYES: Rinse cautiously with…

  • OmniPur™ NONFAT POWDERED MILK

    EMD Millipore

  • OmniPur Cesium Chloride

    EMD Millipore

  • Oligomycin from Streptomyces diastatochromogenes, =60% oligomycin A basis, =90%…

    Sigma-Aldrich

    CAS Number: 1404-19-9 Beilstein Registry Number: 7615308 MDL Number: MFCD01779388 PubChem Substance ID: 24898006 Biochem/physiol Actions Macrolide antibiotic; inhibits mitochondrial ATPase and phosphoryl group transfer. Other Notes A mixture of…

  • SIGMA Octanoic acid >=99%

    Sigma-Aldrich

    Synonym(s): Acid C8; Caprylic acid Empirical Formula: C8H16O2 Linear Formula: CH3(CH2)6COOH Formula Weight: 144.21 MDL Number: MFCD00004429 Purity: ≥99% Boiling Point: 237 °C(lit.) Melting…

  • Octanoic acid, 98+%

    Alfa Aesar

    Synonym(s): Caprylic acid Formula: C8H16O2 Formula weight: 144.21 Purity: 98+% CAS Number: 124-07-2 UN Number: UN3265 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2915.90 Hazard Statements: H314-H318-H302 Causes severe skin burns and eye damage. Causes…

  • SUPELCO ORBO™ 32 Large Activated Coconut Charcoal (20/40), 400/200 mg

    Sigma-Aldrich

    W,W,F separators, O.D. × L 8 mm × 110 mm, pkg of 50 ea Synonym(s): Activated Coconut Charcoal Tube

  • SIGMA Oxolinic acid quinolone antibiotic

    Sigma-Aldrich

    Synonym(s): 5,8-Dihydro-5-ethyl-8-oxo-1,3-dioxolo[4,5-g]quinoline-7-carboxylic acid Empirical Formula: C13H11NO5 Linear Formula: C13H11NO5 Formula Weight: 261.23 MDL Number: MFCD00056775 Storage: 2-8°C …

  • SIGMA On-Column DNase I Digestion Set sufficient for 70 preparations

    Sigma-Aldrich

    Synonym(s): Deoxyribonuclease I Set Storage: −20°C Included Fees: C957D21 has a Dry/Wet Ice Fee included in the price. To see the value of these fees, download our Fee List.

  • OmniPur® Magnesium Chloride, Hexahydrate

    EMD Millipore

  • SIGMA Oxiracetam

    Sigma-Aldrich

    Synonym(s): 4-Hydroxy-2-oxopyrrolidine-N-acetamide Empirical Formula: C6H10N2O3 Linear Formula: C6H10N2O3 Formula Weight: 158.16 MDL Number: MFCD00242951 Storage: 2-8°C

  • ALDRICH Orcinol, 97%

    Sigma-Aldrich

    Synonym(s): 5-Methylresorcinol Formula: CH3C6H3-1,3-(OH)2 Formula Weight: 124.14 CAS No.: 504-15-4 Purity: 97% Packaging: 5, 25 g in glass bottle

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