Reagents, X

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  • Xanthine ; >/= 99% (HPLC)

    AFG Bioscience

    Synonyms: 2,6-Dihydroxypurine 9H-Purine-2,6-diol Purity Limit: ≥ 99% (HPLC) CAS No.: 69-89-6 Molecular Formula: C5H4N4O2 Molecular Weight: 152.11 MDL No.: MFCD00078453 Appearance: Off-white to yellow powder Melting Point: >300°C Storage Temperature: Store at RT

  • Xanthosine

    AFG Bioscience

    Synonyms: 9-ß-D-Ribofuranosylxanthine CAS No.: 5968-90-1 Molecular Formula: C10H12N4O6 Molecular Weight: 284.2 MDL No.: MFCD00005726 Appearance: Off-white powder Optical Rotation: [a]D = -51 ± 2º (C=1 in 0.3N NaOH) Storage Temperature: Store at RT

  • 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…

  • Xylene Cyanol FF ; Dye Content: >/= 90% (TiCl titration)

    AFG Bioscience

    Synonyms: Acid Blue 147 CI No 43535 Purity Limit: Dye Content: ≥ 90% (TiCl titration) CAS No.: 4463-44-9 Molecular Formula: C25H27N2O7S2Na Molecular Weight: 554.62 MDL No.: MFCD00019481 Appearance: Dark blue to dark green powder Storage Temperature: Store at RT

  • 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: …

  • Xylitol ; NF/FCC ; 98.5-101.0% (Anhydrous Basis)

    AFG Bioscience

    Synonyms: 1,2,3,4,5-pentahydroxypentane Grade: NF/FCC Purity Limit: 98.5-101.0% (Anhydrous Basis) CAS No.: 16277-71-7 Molecular Formula: C5H12O5 Molecular Weight: 152.15 MDL No.: MFCD00064292 Melting Point: 90-98 ºC Storage Temperature: Store at 0-8 °C

  • Xylenol Blue ; Indicator ; >/= 90% (Dye content)

    AFG Bioscience

    Synonyms: 1,4-Dimethyl-5-hydroxybenzenesulfonphthaleinp-Xylenolsulfonephthalein Grade: Indicator Purity Limit: ≥ 90% (Dye content) CAS No.: 125-31-5 Molecular Formula: C23H22O5S Molecular Weight: 410.49 MDL No.: MFCD00005870 Appearance: Dark-brown to dark purple powder …

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