Reagents, O

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Reagents, O

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  • 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.

  • 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%…

  • "Oxidase Strips, for microbiology"

    MilliporeSigma

    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…

  • 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…

  • Chemical Oxygen Demand (COD) Reagent, TNTplus, LR

    Hach

    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

  • 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…

  • Octyl β-D-glucopyranoside, =98% (GC)

    MilliporeSigma

    Synonyms: n -Octyl glucoside; OGP Formula: C14H28O6 Formula Weight: 292.37 CAS No.: 29836-26-8 Purity: ≥98% (GC) Storage Temperature: −20°C Application: Non-ionic, dialyzable detergent for the solubilization and isolation of membrane…

  • OmniPur® Sucrose Solution, 20% W/V

    MilliporeSigma

  • OmniPur® Sodium Acetate, Trihydrate

    MilliporeSigma

  • Oxidase Reagent according to Gordon-McLeod

    MilliporeSigma

    for microbiology Synonym(s): Gordon-McLeod Reagent

  • Oleic acid, tech. 90%

    Alfa Aesar

    Synonym(s): cis-9-Octadecenoic acid Formula: C18H34O2 Formula weight: 282.47 Purity: tech. 90% CAS Number: 112-80-1 Harmonized Tariff Code:  2916.15 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary Statements: …

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

    MilliporeSigma

    Synonyms: Gaby-Hadley Reagent B

  • "Optochin Disks, for microbiology"

    MilliporeSigma

    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…

  • Osmium Tetroxide, Crystal, Reagent, ACS

    Spectrum Chemical

    Grade: Reagent, ACS CAS No.: 20816-12-0 UN No.: UN2471 Class: 6.1 Pkg. Group: PG I

  • SIGMA Oleyl alcohol >=99% (GC)

    MilliporeSigma

    Synonym(s): Z -9-Dodecen-1-ol; cis -9-Octadecen-1-ol Empirical Formula: C18H36O Linear Formula: CH3(CH2)7CH=CH(CH2)7CH2OH Formula Weight: 268.48 MDL Number: MFCD00002993 Purity: ≥99% (GC)…

  • Oil Red O

    Alfa Aesar

    Synonym(s): C.I. 26125, Solvent Red 27 Formula: C26H24N4O Formula weight: 408.51 CAS Number: 1320-06-5 Harmonized Tariff Code:  3204.19

  • Oxamide, 98+%

    Alfa Aesar

    Synonym(s): Oxalic diamide Formula: C2H4N2O2 Formula weight: 88.07 Purity: 98+% CAS Number: 471-46-5 Harmonized Tariff Code:  2924.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

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

    MilliporeSigma

    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

  • SIGMA Octyl-Sepharose® 4 Fast Flow

    MilliporeSigma

    Synonym(s): Octyl–Agarose MDL Number: MFCD00166510 Storage: 2-8°C

  • GR ACS Oxalic Acid, Dihydrate

    MilliporeSigma

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

  • Octane, anhydrous, =99%

    MilliporeSigma

    Synonyms: n -Octane Formula: CH3(CH2)6CH3 Formula Weight: 114.23 CAS No.: 111-65-9 Purity: ≥99% Density: 0.703 g/mL at 25 °C(lit.) Other Notes: Pure-Pac ® II containers require the Micromatic MacroValve coupler for…

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

    MilliporeSigma

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

  • "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…

  • ALDRICH 4'-(Octyloxy)-4-biphenylcarbonitrile, liquid crystal (nematic)

    MilliporeSigma

    Empirical Formula: C21H25NO Linear Formula: CH3(CH2)7OC6H4C6H4CN Formula Weight: 307.43 MDL Number: MFCD00075145 Melting Point: 51-77 °C(lit.)

  • 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

  • ALDRICH Octanoic acid-1-13C, 99 atom % 13C

    MilliporeSigma

    Synonym(s): Caprylic acid-1- 13 C Empirical Formula: 13 CC7H16O2 Linear Formula: CH3(CH2)6 13 CO2H Formula Weight: 145.20 MDL Number: MFCD00037627 Boiling Point: 237 °C(lit.) Melting Point: …

  • 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: …

  • "Octane, analytical standard"

    MilliporeSigma

    Synonyms: n -Octane Formula: CH3(CH2)6CH3 Formula Weight: 114.23 CAS No.: 111-65-9 Purity: ≥99.7% (GC) Density: 0.703 g/mL at 25 °C(lit.)

  • 1-Octanol

    MilliporeSigma

    Formula: C8-H18-O Formula Weight: 130.26 CAS #: 111-87-5 Synonym(s): n-Octanol

  • 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…

  • 1-Octanol, anhydrous, =99%

    MilliporeSigma

    Synonyms: Alcohol C8; Capryl alcohol; Octyl alcohol Formula: CH3(CH2)7OH Formula Weight: 130.23 CAS No.: 111-87-5 Purity: ≥99% Density: 0.827 g/mL at 25 °C(lit.) Biochem/physiol Actions: Blocks T-type Ca 2+ channels Packaging: …

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