Reagents, X

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  • Xylenol Orange Sodium Salt ACS

    Ricca Chemical

  • Xanthydrol

    MilliporeSigma

    for the detection of urea, ≥99.0% (HPLC) Synonym(s): 9-Hydroxyxanthene; 9-Xanthenol Empirical Formula: C13H10O2 Formula Weight: 198.22 Linear Formula: C13H10O2 MDL Number: MFCD00005057 Purity: …

  • XLT4 Agar (Base)

    MilliporeSigma

    for microbiology Synonym(s): Xylose Lysine Tergitol-4 Agar (Base)

  • 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…

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

    MilliporeSigma

    Synonyms: XOD; Xanthine:oxygen oxidoreductase CAS Number: 9002-17-9 MDL No.: MFCD00082145 Storage: 2-8C Enzyme Commission (EC) Number: 1.17.3.2. EC Number: 232-657-6 UNSPSC Code: 12352204 General description: Formerly E.C. 1.1.3.22 Biochem/physiol Actions: Xanthine oxidase…

  • Xylazine-d6

    MilliporeSigma

    VETRANAL ™ , analytical standard Synonym(s): 2-(2,6-Dimethyl-d6-phenylamino)-5,6-dihydro-4 H -thiazine Empirical Formula: C12D6H10N2S Formula Weight: 226.37 Linear Formula: …

  • Xylenes, Histological Grade

    Spectrum Chemical

    Grade: Histological Grade CAS No.: 1330-20-7 UN No.: UN1307 Class: 3 Pkg. Group: PG III

  • SIGMA XTT sodium salt, powder, BioReagent, suitable for cell culture

    MilliporeSigma

    Synonym(s): 2,3-Bis(2-methoxy-4-nitro-5-sulfophenyl)-2 H -tetrazolium-5-carboxanilide inner salt Formula: C22H16N7NaO13S2 Formula Weight: 673.52 CAS No.: 111072-31-2 Purity: ≥90% Application: XTT has been used in…

  • Xylene Cyanol FF

    IBI Scientific

    Xylene Cyanol FF is used as a tracking dye to monitor the progress of electrophoresis separations. The tracking dye typically migrates with the DNA molecules around 5kb. Therefore, if you are monitoring the progress of longer electrophoresis run, Xylene Cyanol FF is the tracking dye of choice.

  • 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, 99%

    Alfa Aesar

    Synonym(s): 2,6-Dihydroxypurine Formula: C5H4N4O2 Formula weight: 152.11 Purity: 99% CAS Number: 69-89-6 Harmonized Tariff Code:  2933.59

  • 2X YT Microbial medium

    Alfa Aesar

    Harmonized Tariff Code:  3501.10

  • 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

  • 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…

  • XLD Agar ISO 6579:2002

    MilliporeSigma

    for microbiology Synonym(s): Xylose Lysine Deoxycholate Agar

  • 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…

  • Xylenol Orange

    LaMotte

    Formula: C31H31N2NaO13S in NaCl Formula Weight: 694.64

  • XLD Agar Granulated, 500G

    MilliporeSigma

    Formula: Mixture Formula Weight: N/A CAS Number: Synonym(s): Xylose Lysine Deoxycholate Agar Description: Typical Composition (g/L): Yeast extract 3.0; sodium chloride 5.0; D(+)xylose 3.5; lactose 7.5; sucrose 7.5; L(+)lysine 5.0; sodium deoxycholate 2.5; sodium thiosulfate…

  • D-(+)-Xylose, =99%

    MilliporeSigma

    Formula: C5H10O5 Formula Weight: 150.13 CAS No.: 58-86-6 Purity: ≥99% Quality: White to off-white. Packaging: 1 kg in poly bottle Packaging: 10 mg in autosample vial Packaging: 500 g in poly bottle

  • Xylenol Orange tetrasodium salt

    MilliporeSigma

    indicator for metal titration Synonym(s): 3,3'-Bis[ N,N -bis(carboxymethyl)aminomethyl]- o -cresolsulfonephthalein tetrasodium salt Empirical Formula: C31H28N2Na4O13S Formula Weight: 760.58 Linear Formula: …

  • Xylometazoline impurity A

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): N -(2-Aminoethyl)-2-[4-(1,1-dimethylethyl)-2,6-dimethylphenyl]acetamide Empirical Formula: C16H26N2O Formula Weight: 262.39 Linear Formula: C16H26N2O

  • m-Xylylenediamine, 0.99

    MilliporeSigma

    Synonyms: 1,3-Bis(aminomethyl)benzene; alpha,alpha'-Diamino-m-xylene CAS Number: 1477-55-0 Formula: C8H12N2 Formula Weight: 136.19 Linear Formula: C6H4(CH2NH2)2 MDL No.: MFCD00008119 Purity: 0.99 Boiling Point: 265 C/745 mmHg(lit.) Density: 1.032 g/mL at 25 C(lit.) …

  • o-Xylylene dibromide, 97%

    Alfa Aesar

    Synonym(s): 1,2-Bis(bromomethyl)benzene, alpha,alpha'-Dibromo-o-xylene Formula: C8H8Br2 Formula weight: 263.96 Purity: 97% CAS Number: 91-13-4 UN Number: UN3261 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2903.99 Hazard Statements: H314-H318 Causes severe…

  • XLD Agar

    BD

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

  • Xylene cyanole FF ; Dye Content: >/= 75%

    AFG Bioscience

    Synonyms: Acid blue 147 Cyanol FF CI 42135 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 Melting Point: 295°C (dec) Storage…

  • 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

  • o-Xylene, 99%

    Alfa Aesar

    Synonym(s): 1,2-Dimethylbenzene Formula: C8H10 Formula weight: 106.17 Purity: 99% CAS Number: 95-47-6 UN Number: UN1307 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2902.41 Hazard Statements: H226-H312-H332-H315 Flammable liquid and vapour. Harmful in…

  • Xylenol Orange Sodium Salt, Reagent (ACS)

    GFS Chemicals

    Indicator for complexometric titrations.

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

    AFG Bioscience

    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: …

  • XTT sodium salt

    Alfa Aesar

    Synonym(s): 2,3-Bis(2-methoxy-4-nitro-5-sulfophenyl)-2H-tetrazolium-5-carboxanilide inner salt Formula: C22H16N7NaO13S2 Formula weight: 673.52 CAS Number: 111072-31-2 Harmonized Tariff Code:  2933.99

  • Xanthan gum from Xanthomonas campestris

    MilliporeSigma

    Synonym: Gum xanthan CAS Number: 1138-66-2 EC Number: 234-394-2 MDL Number: MFCD00131256 Other Notes A polysaccharide containing glucose, mannose, potassium glucuronate, acetate and pyruvate. Forms a hydrophilic colloid. Packaging 100, 500 g in poly bottle …

  • 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.…

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