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.

  • 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…

  • OmniPur® Polyethylene Glycol 8,000

    MilliporeSigma

  • "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…

  • OmniPur® Sodium Phosphate, Monobasic, Monohydrate

    MilliporeSigma

  • Bottle Oxford Medium Base 500G

    BD

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

  • ALDRICH Oxalyldihydrazide, 98%

    MilliporeSigma

    Synonym(s): Oxalic dihydrazide; Oxalylhydrazide Formula: NH2NHCOCONHNH2 Formula Weight: 118.09 CAS No.: 996-98-5 Purity: 98% Packaging: 25 g in glass bottle

  • SUPELCO Oxisorb® Oxygen Scrubber, Replacement cartridge

    MilliporeSigma

    General description: This trap will reduce oxygen and moisture to less than 1 ppm when the incoming level of oxygen is below 15 ppm and the incoming level of moisture is below 10-áppm. Use alternative traps when the levels in the incoming gas exceed these values. The kit includes a cartridge, and…

  • Olsalazine sodium

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): 4,4'-Dihydroxyazobenzene-3,3'-dicarboxylic acid disodium salt; 5,5'-Azobis(salicylic acid, sodium salt); Mordant Yellow 5 Amino Acid Sequence: Empirical Formula: C14H8N2Na2O6

  • 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%…

  • Orange Serum Agar, Granulated

    MilliporeSigma

    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,…

  • OmniPur™ NONFAT POWDERED MILK

    MilliporeSigma

  • "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…

  • OmniPur® Boric Acid

    MilliporeSigma

  • ALDRICH Orange oil, cold-pressed, Brazil origin, FG

    MilliporeSigma

    Synonym(s): Citrus aurantium; Citrus sinensis MDL Number: MFCD00147798 Boiling Point: 175 °C Density: 0.843 g/mL at 25 °C Refractive Index: n 20/D 1.473

  • ALDRICH Oil of turpentine, purified

    MilliporeSigma

    Synonym(s): Fir oil; Oil of turpentine; Pine oil; Turpentine CAS No.: 8006-64-2 UN Number: UN1299 Density: 0.86g/mLat 25°C(lit.)

  • 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…

  • Osmium(VIII) oxide, 99.8% (metals basis), Os 74.4% min

    Alfa Aesar

    Synonym(s): Osmic acid, Osmium tetroxide Formula: OsO4 Formula weight: 254.10 Purity: 99.8% (metals basis), Os 74.4% min CAS Number: 20816-12-0 UN Number: UN2471 Hazard Class: 6.1 Packing Group: I Harmonized Tariff Code:  2843.90 Hazard Statements: H300-H310-H330-H314 …

  • Oxalic Acid, Dihydrate, Reagent (ACS)

    GFS Chemicals

  • OptiPrep™ Density Gradient Medium used for cell and subcellular organelle…

    MilliporeSigma

    MDL number MFCD00867965 Application Density gradient suitable for isolation of cells and cell organelles, virus purification, and isolation of lipoproteins and macromolecules. Other Notes 60% (w/v) solution of iodixanol in water (sterile). Packaging 250 mL in glass bottle Legal…

  • Oil Red O certified by the Biological Stain Commission

    MilliporeSigma

    Synonym: 1-([4-(Xylylazo)xylyl]azo)-2-naphthol, 1-[2,5-Dimethyl-4-(2,5-dimethylphenylazo)phenylazo]-2-naphthol, Solvent Red 27 CAS Number: 1320-06-5 Empirical Formula (Hill Notation): C26H24N4O Molecular Weight: 408.49 Colour Index Number: 26125 …

  • Oxalic Acid Reagent, 75G / L 1000ml

    Hach

    For Silica 75 g/L Bottle/1 L

  • ONPG

    ACTGene, Inc.

    Colorimetric and spectrophotometric substrate for detection of ß-D-Glacotosidase. The cleavage of ONPG releases the yellow dye 4-nitrophenyl and absorption is measured at 405 - 420 nm by spectrophotometry. For research use. Molecular Weight: 301.25 Molecular Formula: C12H15NO8 CAS:…

  • ALDRICH Oleic acid, meets analytical specification of Ph, Eur., 65.0-88.0% (GC)

    MilliporeSigma

    Synonym(s): cis -9-Octadecenoic acid; Elainic acid Empirical Formula: C18H34O2 Linear Formula: CH3(CH2)7CH=CH(CH2)7COOH Formula Weight: 282.46 MDL Number: MFCD00064242 Purity: 65.0-88.0% (GC) …

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

    Avantor - J.T.Baker®

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

  • Oxytetra Selective Supplement

    MilliporeSigma

    for microbiology Synonym(s): Oxytetracycline; OGYE Selective Supplement Empirical Formula: C22H24N2O9 Formula Weight: 460.43 Linear Formula: C22H24N2O9 MDL Number: MFCD00003700 RTECS No.: QI7875000

  • "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.)

  • OmniPur® Sucrose

    MilliporeSigma

  • o-Cresol

    MilliporeSigma

    analytical standard Synonym(s): 2-Methylphenol Empirical Formula: C7H8O Formula Weight: 108.14 Linear Formula: CH3C6H4OH MDL Number: MFCD00002226 Boiling Point: 191 °C(lit.) Melting Point: …

  • GR ACS Oxalic Acid, Dihydrate

    MilliporeSigma

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

  • 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…

  • SIGMA O-Acetyl-L-carnitine hydrochloride >=99% (titration), powder

    MilliporeSigma

    Synonym(s): ( R )-3-Acetoxy-4-(trimethylammonio)butyrate hydrochloride; ALC; ALCAR; R-(−)-2-Acetyloxy-3-carboxy- N,N,N -trimethyl-1-propanaminium chloride Empirical Formula: C9H17NO4 -+ HCl Linear Formula: C9H17NO4 -+…

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