Reagents, O

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Reagents, O

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  • Oxytetracycline, 98+%

    Alfa Aesar

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

  • "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…

  • 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%…

  • 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:…

  • 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…

  • Oxford Agar

    MilliporeSigma

    for microbiology Synonym(s): Listeria Selective Agar, Oxford; Listeria Oxford Medium

  • O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium hexafluorophosphate, 98+%

    Alfa Aesar

    Synonym(s): N,N,N',N'-Tetramethyl-O-(N-succinimidyl)uronium hexafluorophosphate, HSTU Formula: C9H16F6N3O3P Formula weight: 359.21 Purity: 98+% CAS Number: 265651-18-1 Harmonized Tariff Code:  2925.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye…

  • 1,8-Octanedithiol, 98%

    Alfa Aesar

    Synonym(s): 1,8-Dimercaptooctane, Octamethylene dimercaptan Formula: HS(CH2)8SH Formula weight: 178.36 Purity: 98% CAS Number: 1191-62-4 Harmonized Tariff Code:  2930.90 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a …

  • ALDRICH Orange oil, natural, cold-compressed, California origin

    MilliporeSigma

    Synonym(s): Citrus aurantium; Citrus sinensis MDL Number: MFCD00147798 Boiling Point: 177 °C Density: 0.843 g/mL at 25 °C Refractive Index: n 20/D 1.473

  • ALDRICH 1-Octen-3-ol, >=98%, FCC, FG

    MilliporeSigma

    Synonym(s): Pentyl vinyl carbinol Empirical Formula: C8H16O Linear Formula: CH3(CH2)4CH(OH)CH=CH2 Formula Weight: 128.21 MDL Number: MFCD00004589 Purity: ≥98% Boiling Point: …

  • Oxalic Acid, 5% (w/v)

    Ricca Chemical

    Automated Method for Molybdate-Reactive Silica

  • OmniPur® Ammonium Sulfate

    MilliporeSigma

  • Oxalic Acid, 7.5% (w/v) Aqueous Solution

    Ricca Chemical

    Formula: H2C2O4•2H2O Formula Weight: 126.07

  • OXONE®, monopersulfate compound,

    MilliporeSigma

    Synonyms: Potassium peroxymonosulfate Formula: KHSO5 · 0.5KHSO4 · 0.5K2SO4 Formula Weight: 307.38 CAS No.: 70693-62-8 Application: A rapid, efficient synthesis of oxaziridines from imines using buffered OXONE has been reported. 1 Also used…

  • 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

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

    Ricca Chemical

    Formula: H2C2O4•2H2O Formula Weight: 126.07

  • Oil red O, sudan red 5B

    bioWORLD

    High Purity Grade An agent that stains lipids, muscle fibers and alveolar macrophages General lipid stain Appearance: Solid Boiling Point: 638.84°C at 760 mmHg (Predicted) Density: 1.17 g/cm3 (Predicted) Melting Point: 120°C (lit.)(dec.)

  • Oxamic acid sodium salt, 98%

    Alfa Aesar

    Synonym(s): Sodium oxamate Formula: H2NC(O)CO2Na Formula weight: 111.03 Purity: 98% CAS Number: 565-73-1 Harmonized Tariff Code:  2924.19

  • 2-Nitrophenyl ß-D-galactopyranoside, =98% (enzymatic)

    MilliporeSigma

    Synonym: o-Nitrophenyl ß-D-galactopyranoside, ONPG CAS Number: 369-07-3 Empirical Formula (Hill Notation): C12H15NO8 Molecular Weight: 301.25 Beilstein Registry Number: 92207 EC Number: 206-716-1 MDL Number: …

  • Octyl Separopore® (Agarose) 4B-CL

    bioWORLD

    Application: Hydrophobic chromatorgraphy.

  • 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…

  • GR ACS Oxalic Acid, Dihydrate

    MilliporeSigma

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

  • ALDRICH 4-Oxoisophorone, >=98%, FG

    MilliporeSigma

    Synonym(s): 2,6,6-Trimethyl-2-cyclohexene-1,4-dione; 4-Oxoisophorone; Ketoisophorone Empirical Formula: C9H12O2 Linear Formula: C9H12O2 Formula Weight: 152.19 MDL Number: MFCD00043119 Purity: ≥98% Boiling…

  • 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: …

  • Oxford Listeria Selective Supplement

    MilliporeSigma

    for microbiology Storage: 2-8°C

  • O-tert-Butyl-L-serine methyl ester hydrochloride, 98%

    Alfa Aesar

    Synonym(s): H-Ser(tBu)-OMe.HCl, (S)-Methyl 2-amino-3-(tert-butoxy)propionate hydrochloride Formula: C8H17NO3 HCl Formula weight: 211.69 Purity: 98% CAS Number: 17114-97-5 Harmonized Tariff Code:  2924.19

  • Octyl β-D-glucopyranoside, BioXtra, =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…

  • SIGMA o-Phenylenediamine tablet, 20 mg substrate per tablet

    MilliporeSigma

    Synonym(s): 1,2-Diaminobenzene; 1,2-Phenylenediamine; OPD Empirical Formula: C6H8N2 Linear Formula: C6H8N2 Formula Weight: 108.14 MDL Number: MFCD00007721 Boiling Point: 256-258 °C Melting Point: 100-102…

  • ALDRICH Opoponax oil, natural

    MilliporeSigma

    Synonym(s): Commiphora Erythraea MDL Number: MFCD00678435 Boiling Point: 238 °C/755 mmHg(lit.) Density: 0.9 g/mL at 25 °C(lit.) Refractive Index: n 20/D 1.54(lit.)

  • n-Octyl-^b-D-glucopyranoside, 98+%

    Alfa Aesar

    Synonym(s): n-Octyl-^b-D-glucoside, OGD Formula: C14H28O6 Formula weight: 292.37 Purity: 98+% CAS Number: 29836-26-8 Harmonized Tariff Code:  2940.00

  • 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…

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