Reagents, X

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  • X-Gal

    IBI Scientific

    X-GAL is histochemical substrate for β-galactosidase, allowing the detection of lac gene expression. To make a stock solution of X-GAL, dissolve the X-GAL in dimethylformamide to make a 20mg/ml solution. Note: Use either a glass or polypropylene tube. Add 4ml of this solution per liter of…

  • Xylose-Lysine Deoxycholate Agar

    HiMedia

    XLD Agar was formulated by Taylor (1-5) for the isolation and differentiation of enteric pathogens including Salmonella Typhi from other Salmonella species. XLD Agar has been recommended for the identification of Enterobacteriaceae (7) and for the microbiological testing of foods, water…

  • Xylene Substitute

    MilliporeSigma

    EC Number: 265-068-8 General Description Non-toxic xylene replacement. Compatible with all tissue processors. May not be compatible with all permanent mounting medias.

  • Xanthine Oxidase from bovine milk, Grade I, ammonium sulfate suspension, =0.4…

    MilliporeSigma

    Synonym: XOD, Xanthine:oxygen oxidoreductase CAS Number: 9002-17-9 EC Number: 232-657-6 Enzyme Commission (EC) Number: 1.17.3.2. MDL Number: MFCD00082145 Analysis Note Protein determined by biuret General description Formerly E.C. 1.1.3.22 Unit…

  • Xylazine Hydrochloride

    MP Biomedicals

    Xylazine hydrochloride is an alpha agonist with sedative, analgesic and muscle relaxant properties. A solution of ketamine hydrochloride and xylazine hydrochloride has been used together to produce rapid and reversible anesthesia in experimental animals. Xylazine elicited a diuretic response in…

  • Xylene Substitute

    MilliporeSigma

    purum p.a., for microscopy Density: 0.75 g/mL at 20 °C Refractive Index: n 20/D 1.420 RIDADR: UN 3295 3/PG 3

  • p-Xylene

    MilliporeSigma

    analytical standard Synonym(s): 1,4-Dimethylbenzene Empirical Formula: C8H10 Formula Weight: 106.17 Linear Formula: C6H4(CH3)2 MDL Number: MFCD00008556 Purity: ≥99.5% (GC) Boiling Point: …

  • "m-Xylene, analytical standard"

    MilliporeSigma

    Synonyms: 1,3-Dimethylbenzene Formula: C6H4(CH3)2 Formula Weight: 106.17 CAS No.: 108-38-3 Purity: ≥99.5% (GC) Density: 0.868 g/mL at 25 °C(lit.)

  • p-Xylene Reagent Grade, 99%

    Honeywell

    Storage condition: Room Temperature UN Number: UN1307 GHS pictograms: GHS07;GHS08;GHS02 Signal Words: Danger H Statements: H312 + H332;H315;H319;H335;H304;H412;H226 P Statements: P284;P280;P243;P210;P260;P308 + P313;P305 + P351 + P338;P304 + P340;P301 + P330 + P331 Package Type: …

  • Xylitol

    MilliporeSigma

    pharmaceutical secondary standard; traceable to USP and PhEur Synonym(s): Xylite Empirical Formula: C5H12O5 Formula Weight: 152.15 Linear Formula: HOCH2[CH(OH)]3CH2OH MDL Number: MFCD00064292 Melting Point: …

  • SIGMA Xanthine Oxidase from bovine milk Grade IV, ammonium sulfate suspension, 0…

    MilliporeSigma

    Synonym(s): XOD; Xanthine:oxygen oxidoreductase MDL Number: MFCD00082145 Storage: 2-8°C

  • SIAL Xylenes

    MilliporeSigma

    histological grade Synonym(s): Xylene mixture of isomers Amino Acid Sequence: Empirical Formula: C8H10 Formula Weight: 106.17 Linear Formula: C6H4(CH3)2 MDL Number: MFCD00077264 Purity: Boiling Point: …

  • Xylenol Orange

    LaMotte

    Formula: C31H31N2NaO13S in NaCl Formula Weight: 694.64

  • m-Xylene, anhydrous, =99%

    MilliporeSigma

    Synonyms: 1,3-Dimethylbenzene Formula: C6H4(CH3)2 Formula Weight: 106.17 CAS No.: 108-38-3 Purity: ≥99% Density: 0.868 g/mL at 25 °C(lit.) Packaging: 1, 2, 4 x 2 L in Sure/Seal™ Packaging: 100 mL in Sure/Seal™

  • XLD Agar

    BD

    Description: Selective differential medium for the isolation of Shigella and Providencia from stools

  • Xylene cyanol FF

    bioWORLD

  • Xylenol Orange tetrasodium salt, 0.1% w/v aq. soln.

    Alfa Aesar

    Formula: C31H28N2Na4O13S Formula weight: 760.59 CAS Number: 3618-43-7 Harmonized Tariff Code:  2922.50

  • SIGMA Xanthophyll from marigold

    MilliporeSigma

    Synonym(s): α-Carotene-3,3'-diol; β, ε-carotene; β, ε-carotene-3,3'-diol; Lutein Empirical Formula: C40H56O2 Linear Formula: C40H56O2 Formula Weight: 568.87 MDL Number: MFCD08435941 Storage: …

  • XLD Agar

    MilliporeSigma

    for microbiology Synonym(s): Xylose Lysine Deoxycholate Agar

  • "p-Xylene, for HPLC, =99%"

    MilliporeSigma

    Synonyms: 1,4-Dimethylbenzene Formula: C6H4(CH3)2 Formula Weight: 106.17 CAS No.: 106-42-3 Purity: ≥99% Density: 0.861 g/mL at 20 °C(lit.) Legal Information: CHROMASOLV is a registered trademark of Sigma-Aldrich Laborchemikalien…

  • Xylenes, ACS, 98.5+% (Assay, isomers plus ethylbenzene)

    Alfa Aesar

    Formula: (CH3)2C6H4 Formula weight: 106.17 Purity: 98.5+% (Assay, isomers plus ethylbenzene) CAS Number: 1330-20-7 UN Number: UN1307 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2902.44 Hazard Statements: H226-H312-H332-H315 Flammable liquid and vapour.…

  • XLT4 Agar Base

    BD

    Description: XLT4 Agar Base used with XLT4 Supplement as a selective differential medium for isolation of Salmonella.

  • Xylenes

    Honeywell

    Storage condition: Room Temperature UN Number: UN 1307 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…

  • Neo-Clear (Xylene Substitute) For Microscopy

    MilliporeSigma

    UN No.: UN3295

  • SIAL Xylene Cyanol FF

    MilliporeSigma

    Dye content 75 % Synonym(s): Acid blue 147; Cyanol FF; XC; Xylene Cyanole FF Empirical Formula: C25H27N2NaO6S2 Formula Weight: 538.61 Linear Formula: C25H27N2NaO6S2

  • ALDRICH Xanthurenic acid, 96%

    MilliporeSigma

    Synonym(s): 4,8-Dihydroxyquinaldic acid; 4,8-Dihydroxyquinoline-2-carboxylic acid Empirical Formula: C10H7NO4 Linear Formula: C10H7NO4 Formula Weight: 205.17 MDL Number: MFCD00006754 Purity: 96% Melting Point: …

  • Xylenol Orange Sodium Salt ACS

    Ricca Chemical

  • Xylenol Orange Sodium Salt, Reagent (ACS)

    GFS Chemicals

    Indicator for complexometric titrations.

  • X-Glucuro Sodium Salt

    ACTGene, Inc.

    Substrate for ß-Glucuronidase. It is converted by the enzyme into an intense blue precipitate. It is used for the detection of the GUS gene in bacterial colonies, e.g. Escherichia coli, or for histochemical applications. For research use. Purity: =98.0% Molecular Formula: C14H12BrClNO7Na …

  • XLD Agar ISO 6579:2002

    MilliporeSigma

    for microbiology Synonym(s): Xylose Lysine Deoxycholate Agar

  • X-Gal

    ACTGene, Inc.

    X-Gal is a chromogenic substrate of b-Galactosidase. It is used in conjunction with IPTG for detection of b-Galactosidase activity in bacterial colonies in a colorimetric assay to detect recombinants (white) from non-recombinants (blue). X-Gal is cleaved at the b 1-4 bond between galactose and the…

  • Xylene Cyanol FF for molecular biology, BioReagent

    MilliporeSigma

    Synonym: Acid blue 147, Cyanol FF, XC CAS Number: 2650-17-1 Empirical Formula (Hill Notation): C25H27N2NaO6S2 Molecular Weight: 538.61 Color Index Number: 42135 EC Number: 220-167-5 MDL Number: …

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