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Dye Chemicals

165
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  • Erichrome Blue Black B

    Synonym:
    Mordant Black 3
    Catalog Number:
    22801
    CAS Number:
    3564-14-5
    MDL NO:
    MFCD00003934
    Molecular Formula:
    C20H13N2O5SNa
    Molecular Weight:
    416.39
    Specification Sheet SDS

  • Chromotrope 2B

    Synonym:
    Acid Red 176
    Catalog Number:
    22802
    CAS Number:
    548-80-1
    MDL NO:
    MFCD00003951
    Molecular Formula:
    C16H9N3O10S2·2Na
    Molecular Weight:
    513.37
    Specification Sheet SDS

  • Sudan Red 7B

    Synonym:
    Solvent Red 19
    Catalog Number:
    22797
    CAS Number:
    6368-72-5
    MDL NO:
    MFCD00003904
    Molecular Formula:
    C24H21N5
    Molecular Weight:
    379.47
    Specification Sheet SDS

  • Sudan II

    Purity:
    ≥ 90% (Dye content)
    Synonym:
    Solvent Orange 7
    Catalog Number:
    22796
    CAS Number:
    3118-97-6
    Purity Limit:
    ≥ 90% (Dye content)
    MDL NO:
    MFCD00003896
    Molecular Formula:
    C18H16N2O
    Molecular Weight:
    276.34
    Specification Sheet SDS

  • p-Rosolic acid

    Synonym:
    Aurin
    Catalog Number:
    22777
    CAS Number:
    603-45-2
    MDL NO:
    MFCD00001624
    Molecular Formula:
    C19H14O3
    Molecular Weight:
    290.32
    Specification Sheet SDS

  • Methyl Red free acid

    Purity:
    ≥ 96% (Dye content)
    Synonym:
    4-Dimethylaminoazobenzene-2'-carboxylic acid
    Catalog Number:
    22782
    CAS Number:
    493-52-7
    Purity Limit:
    ≥ 96% (Dye content)
    MDL NO:
    MFCD00002425
    Molecular Formula:
    C15H15N3O2
    Molecular Weight:
    269.3
    Specification Sheet SDS

  • Alizarin

    Purity:
    ≥ 98% (Dye content)
    Synonym:
    Mordant Red 11
    Catalog Number:
    22770
    CAS Number:
    72-48-0
    Purity Limit:
    ≥ 98% (Dye content)
    MDL NO:
    MFCD00001201
    Molecular Formula:
    C14H8O4
    Molecular Weight:
    240.21
    Specification Sheet SDS

  • Pyronin B

    Grade:
    Certifiable Grade
    Purity:
    ≥ 40% (Dye content)
    Synonym:
    CI 45010
    Catalog Number:
    01798
    Grade:
    Certifiable Grade
    CAS Number:
    2150-48-3
    Purity Limit:
    ≥ 40% (Dye content)
    MDL NO:
    MFCD00011932
    Molecular Formula:
    C42H54Cl8Fe2N4O2
    Molecular Weight:
    1042.28
    Specification Sheet SDS

  • Cresol red sodium salt

    Grade:
    Indicator
    Purity:
    ≥ 94% (Dye Content)
    Synonym:
    2-Cresolsulfonephthalein sodium salt
    Catalog Number:
    01590
    Grade:
    Indicator
    CAS Number:
    62625-29-0
    Purity Limit:
    ≥ 94% (Dye Content)
    MDL NO:
    MFCD00001618
    Molecular Formula:
    C21H17O5SNa
    Molecular Weight:
    404.42
    Specification Sheet SDS

  • Fluorescein diacetate

    Purity:
    ≥ 99% (Assay, dry basis)
    Synonym:
    3,6-Diacetoxyfluoran
    Catalog Number:
    01474
    CAS Number:
    596-09-8
    Purity Limit:
    ≥ 99% (Assay, dry basis)
    MDL NO:
    MFCD00005062
    Molecular Formula:
    C24H16O7
    Molecular Weight:
    416.4
    Specification Sheet SDS

  • Brilliant blue G-250

    Purity:
    ≥ 85% (Dye content)
    Synonym:
    Coomassie brilliant blue G
    Catalog Number:
    01306
    CAS Number:
    6104-58-1
    Purity Limit:
    ≥ 85% (Dye content)
    MDL NO:
    MFCD00078482
    Molecular Formula:
    C47H48N3O7S2Na
    Molecular Weight:
    854.0
    Specification Sheet SDS

  • Brilliant blue R-250

    Purity:
    ≥ 88% (Dye content)
    Synonym:
    Brilliant blue R
    Catalog Number:
    01275
    CAS Number:
    6104-59-2
    Purity Limit:
    ≥ 88% (Dye content)
    MDL NO:
    MFCD00041762
    Molecular Formula:
    C45H44N3O7S2Na
    Molecular Weight:
    826.0
    Specification Sheet SDS

  • Erichrome black T

    Grade:
    ACS reagent (Indicator grade)
    Synonym:
    Mordant black 11
    Catalog Number:
    00665
    Grade:
    ACS reagent (Indicator grade)
    CAS Number:
    1787-61-7
    MDL NO:
    MFCD00003935
    Molecular Formula:
    C20H12N3O7SNa
    Molecular Weight:
    461.4
    Specification Sheet SDS

  • 3-Hydroxy-4[2-sulfo-4-(4-sulfophenylazo)phenylazo]-2,7-naphthalenedisulfonic acid tetrasodium salt

    Purity:
    ≥ 85% (Dye content)
    Synonym:
    Ponceau S
    Catalog Number:
    00249
    CAS Number:
    6226-79-5
    Purity Limit:
    ≥ 85% (Dye content)
    MDL NO:
    MFCD00003892
    Molecular Formula:
    C22H12N4O13S4Na4
    Molecular Weight:
    760.6
    Specification Sheet SDS

  • Pararosaniline chloride

    Grade:
    Certifiable Grade
    Purity:
    ≥ 90% (Dye content)
    Synonym:
    Basic parafuchsin
    Catalog Number:
    00030
    Grade:
    Certifiable Grade
    CAS Number:
    569-61-9
    Purity Limit:
    ≥ 90% (Dye content)
    MDL NO:
    MFCD00001657
    Molecular Formula:
    C19H18N3Cl
    Molecular Weight:
    323.8
    Specification Sheet SDS
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