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  • 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…

  • XLD Agar

    BD

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

  • XLD Agar

    MilliporeSigma

    for microbiology Synonym(s): Xylose Lysine Deoxycholate Agar

  • 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 …

  • 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 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

  • 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.

  • SIGMA Xylazine hydrochloride >=99%

    MilliporeSigma

    Synonym(s): 2-(2,6-Dimethylphenylamino)-5,6-dihydro-4 H -thiazine hydrochloride Empirical Formula: C12H16N2S -+ HCl Linear Formula: C12H16N2S -+ HCl Formula Weight: 256.79 MDL Number: MFCD00058196 Purity: ≥99% …

  • m-Xylene, 99%

    Alfa Aesar

    Synonym(s): 1,3-Dimethylbenzene Formula: C8H10 Formula weight: 106.17 Purity: 99% CAS Number: 108-38-3 UN Number: UN1307 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2902.42 Risk Phrases: 10-20/21-38 Flammable. Harmful by inhalation and in contact with…

  • 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: …

  • ALDRICH Xanthydrol, 98%

    MilliporeSigma

    Synonym(s): 9-Hydroxyxanthene; 9-Xanthenol Empirical Formula: C13H10O2 Linear Formula: C13H10O2 Formula Weight: 198.22 MDL Number: MFCD00005057 Purity: 98% Melting Point: 127-128 °C(lit.) Storage: …

  • Xanthydrol, 98+%

    Alfa Aesar

    Synonym(s): 9-Hydroxyxanthene, 9-Xanthenol Formula: C13H10O2 Formula weight: 198.22 Purity: 98+% CAS Number: 90-46-0 Harmonized Tariff Code:  2932.99

  • 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…

  • D(+)-Xylose

    bioWORLD

  • 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…

  • SIGMA Xylitol >=99%

    MilliporeSigma

    Synonym(s): Xylite Empirical Formula: C5H12O5 Linear Formula: HOCH2[CH(OH)]3CH2OH Formula Weight: 152.15 MDL Number: MFCD00064292 Purity: ≥99% Melting Point: 94-97 °C(lit.) Beilstein Registry Number:…

  • 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: …

  • 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: …

  • 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

  • SIGMA Xanthohumol from hop (Humulus lupulus) >=96% (HPLC)

    MilliporeSigma

    Empirical Formula: C21H22O5 Linear Formula: C21H22O5 Formula Weight: 354.40 MDL Number: MFCD00210576 Purity: ≥96% (HPLC) Storage: 2-8°C

  • o-Xylylene dichloride, 98%

    Alfa Aesar

    Synonym(s): 1,2-Bis(chloromethyl)benzene, alpha,alpha'-Dichloro-o-xylene Formula: C8H8Cl2 Formula weight: 175.06 Purity: 98% CAS Number: 612-12-4 UN Number: UN2928 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2903.99 Hazard Statements: H330-H314-H318-H302…

  • XLD Agar ISO 6579:2002

    MilliporeSigma

    for microbiology Synonym(s): Xylose Lysine Deoxycholate Agar

  • Xylenol Orange tetrasodium salt, ACS

    Alfa Aesar

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

  • Xylenol Orange Sodium Salt ACS

    Ricca Chemical

  • 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…

  • SIAL Xylidyl blue I

    MilliporeSigma

    Synonym(s): 4-Hydroxy-3-[2-hydroxy-3-(2,4-dimethylphenylaminocarbonyl)-1-naphthylazobenzenesulfonic acid sodium salt; Magonsulfonate Empirical Formula: C25H20N3NaO6S Formula Weight: 513.50 Linear Formula: …

  • 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.…

  • 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™

  • 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…

  • Xylenol Blue

    Alfa Aesar

    Synonym(s): p-Xylenolsulfonephthalein Formula: C23H22O5S Formula weight: 410.49 CAS Number: 125-31-5 Harmonized Tariff Code:  2934.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Neo-Clear (Xylene Substitute) For Microscopy

    MilliporeSigma

    UN No.: UN3295

  • "o-Xylene, analytical standard"

    MilliporeSigma

    Synonyms: 1,2-Dimethylbenzene Formula: C6H4(CH3)2 Formula Weight: 106.17 CAS No.: 95-47-6 Purity: ≥99.5% (GC) Density: 0.879 g/mL at 20 °C(lit.)

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