Chemicals Reagents X

Chemicals Reagents X

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  • SIGMA X80 >=98% (HPLC)

    Synonym(s): 5-(5-{[1-(3-carboxyphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene]methyl}-2-furyl)-2-chlorobenzoic acid Empirical Formula: C23H15ClN2O6 Linear Formula: C23H15ClN2O6 Formula Weight: 450.83 MDL...

  • SIGMA XC

    MilliporeSigma

    Storage: −196°C

  • Riedel-de Haen Xylenes ACS reagent, =98.5% xylenes + ethylbenzene basis (ethylbenzene <=25%)

    Storage condition: Room Temperature UN Number: UN1307 GHS pictograms: GHS07;GHS08;GHS02 Signal Words: Danger H Statements: H312 + H332;H315;H319;H373;H335;H304;H226 P Statements: P284;P280;P260;P302 + P352;P308 + P313;P305 + P351 + P338;P304 + P340;P301 + P330 + P331 Package Type: Glass Bottle...

  • ALDRICH XPhos Pd G2

    MilliporeSigma

    Synonym(s): 2nd Generation XPhos Precatalyst; Chloro(2-dicyclohexylphosphino-2',4',6'-triisopropyl-1,1'-biphenyl)[2-(2'-amino-1,1'-biphenyl)]palladium(II); X-Phos aminobiphenyl palladium chloride precatalyst; XPhos-Pd-G2 Empirical Formula: C45H59ClNPPd Linear Formula:...

  • XLD Agar

    Description: Selective differential medium for the isolation of Shigella and Providencia from stools BD products are intended for sale/shipment within the US only. International customers should contact their local BD distributor to place orders for BD products.

  • Xylose Disks suitable for microbiology

    Storage: 2-8C Application: Xylose Disks are used to differentiate bacteria on the basis of carbohydrate fermentation abilities.

  • SIGMA X-GlcA reagent for selection of recombinant bacterial clones

    Synonym(s): 5-Bromo-4-chloro-3-indolyl β-D-glucuronide cyclohexylammonium salt; X-GlcA; X-glucuronide CHA salt Empirical Formula: C14H13BrClNO7 -+ C6H13N Linear Formula: C14H13BrClNO7 -+...

  • SIGMA Xanthine Oxidase microbial lyophilized powder, >=7 units/mg solid

    Synonym(s): XOD; Xanthine:oxygen oxidoreductase MDL Number: MFCD00082145 Storage: −20°C

  • o-Xylene

    MilliporeSigma

    secondary standard traceable to NIST Synonym(s): 1,2-Dimethylbenzene Empirical Formula: C8H10 Formula Weight: 106.17 Linear Formula: C6H4(CH3)2 MDL Number: MFCD00008519 Boiling Point: 143-145 °C(lit.) Melting Point:...

  • ALDRICH L-(-)-Xylose, mixture of anomers, Greater Than or Equal to 99%

    Formula: C5H10O5 Formula Weight: 150.13 CAS No.: 609-06-3 Purity: ≥99% Packaging: 25 g in poly bottle

  • SIGMA XAV939 >=98% (HPLC)

    Synonym(s): 3,5,7,8-Tetrahydro-2-[4-(trifluoromethyl)phenyl]-4H-thiopyrano[4,3-d]pyrimidin-4-one Empirical Formula: C14H11F3N2OS Linear Formula: C14H11F3N2OS Formula Weight: 312.31 MDL Number: MFCD16879017...

  • SIGMA XrS6-hamKu80

    MilliporeSigma

    Storage: −196°C

  • Xylitol

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): Xylite Empirical Formula: C5H12O5 Formula Weight: 152.15 Linear Formula: HOCH2[CH(OH)]3CH2OH MDL Number: MFCD00064292 Melting Point: 94-97 °C(lit.) Beilstein...

  • Xylitol

    MilliporeSigma

    United States Pharmacopeia (USP) Reference Standard Synonym(s): Xylite Empirical Formula: C5H12O5 Formula Weight: 152.15 Linear Formula: HOCH2[CH(OH)]3CH2OH MDL Number: MFCD00064292 Melting Point: 94-97 °C(lit.) Beilstein...

  • SIAL Xylenol Blue

    MilliporeSigma

    indicator grade, Dye content 90 % Synonym(s): p -Xylenol Blue; p -Xylenolsulfonephthalein Empirical Formula: C23H22O5S Formula Weight: 410.48 Linear Formula: C23H22O5S MDL Number: MFCD00005870 Melting Point:...

  • Xanthanoic acid

    MilliporeSigma

    United States Pharmacopeia (USP) Reference Standard Synonym(s): Xanthene-9-carboxylic acid Empirical Formula: C14H10O3 Formula Weight: 226.23 Linear Formula: C14H10O3 MDL Number: MFCD00005059 Melting Point:...

  • Xylene cyanole FF ; For Molecular Biology, Bior ; Dye Content: >/= 75%

    Synonyms: Acid blue 147Cyanol FFCI 42135 Grade: For Molecular Biology, Bior Purity Limit: Dye Content: ≥ 75% CAS No.: 2650-17-1 Molecular Formula: C25H27N2O6S2Na Molecular Weight: 538.62 MDL No.: MFCD00040657 Appearance: Green to dark green crystalline powder Comments: Suitable as a tracking dye...

  • Xanthosine

    MilliporeSigma

    Molecular Formula: C10H12N4O6 Molecular Weight: 284.23 Linear Structural Formula: C10H12N4O6 MDL Number: MFCD00005726 Other Notes: Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not collect...

  • Xanthine =99.5% (HPLC), purified by recrystallization

    Synonym: 2,6-Dihydroxypurine CAS Number: 69-89-6 Empirical Formula (Hill Notation): C5H4N4O2 Molecular Weight: 152.11 Beilstein Registry Number: 8733 EC Number: 200-718-6 MDL Number: MFCD00078453 PubChem Substance ID: 24902122

  • Xylene Cyanol

    G-Biosciences

    A colour marker to monitor the process of agarose gel electrophoresis and polyacrylamide gel electrophoresis. Bromophenol blue and orange G can also be used for this purpose. In 1% agarose gels, Xylene cyanol typically migrates at about the same rate as a 4000 base pair DNA fragment. Xylene cyanol...

  • ALDRICH XPhos Pd G3, 95%

    XPhos Pd G3 is a third generation (G3) Buchwald precatalyst. It is air, moisture and thermally-stable and is highly soluble in a wide range of common organic solvents. It has long life in solutions. XPhos Pd G3 is an excellent reagent for Suzuki cross-coupling reactions. Some of its unique features...

  • Xylitol, 99%

    Thermo Scientific Chemicals

    Formula: C5H12O5 Formula weight: 152.15 Purity: 99% CAS Number: 87-99-0 Harmonized Tariff Code: 2940.00

  • Xylene (isomeric mixture) for histology

    for histology Melting Point: -25 C Density: 0.87 g/cm3 at 20 C Application: Histological and cytological grade solvent for tissue processing, deparaffinization, and clearing.

  • Xanthone

    MilliporeSigma

    United States Pharmacopeia (USP) Reference Standard Synonym(s): 9-Xanthenone Empirical Formula: C13H8O2 Formula Weight: 196.20 Linear Formula: C13H8O2 MDL Number: MFCD00005060 Boiling Point: 349-350 °C/730 mmHg(lit.)...

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