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Acid Dyes

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  • Alphazurine G

    Grade:
    CI 42045
    Synonym:
    Acid blue 1
    Catalog Number:
    38509
    Grade:
    CI 42045
    CAS Number:
    116-95-0
    MDL NO:
    MFCD00012119
    Molecular Formula:
    C27H32N2O6S2
    Molecular Weight:
    544.68
    Specification Sheet SDS

  • Sodium 2-((4-(hydroxybis(4-(phenylamino)phenyl)methyl)phenyl)amino)benzenesulfonate

    Synonym:
    Acid blue 119
    Catalog Number:
    37381
    CAS Number:
    1324-80-7
    MDL NO:
    MFCD00083221
    Molecular Formula:
    C37H30N3O4SNa
    Molecular Weight:
    635.71
    Specification Sheet SDS

  • Naphthol Green B

    Synonym:
    Acid Green 1
    Catalog Number:
    30176
    CAS Number:
    19381-50-1
    MDL NO:
    MFCD00003886
    Molecular Formula:
    C30H15FeN3O15S3·3Na
    Molecular Weight:
    878.47
    Specification Sheet SDS

  • Xylene cyanole FF

    Grade:
    For Molecular Biology, Bior
    Purity:
    Dye Content: ≥ 75%
    Synonym:
    Acid blue 147
    Catalog Number:
    29940
    Grade:
    For Molecular Biology, Bior
    CAS Number:
    2650-17-1
    Purity Limit:
    Dye Content: ≥ 75%
    MDL NO:
    MFCD00040657
    Molecular Formula:
    C25H27N2O6S2Na
    Molecular Weight:
    538.62
    SDS

  • Chromotrope 2R

    Purity:
    ≥ 75% (Dye content)
    Synonym:
    Acid red 29
    Catalog Number:
    29858
    CAS Number:
    4197-07-3
    Purity Limit:
    ≥ 75% (Dye content)
    MDL NO:
    MFCD00003955
    Molecular Formula:
    C16H10N2Na2O8S2
    Molecular Weight:
    468.37
    Specification Sheet SDS

  • Tropaeolin OO Indicator

    Synonym:
    4-[(4-Anilinophenyl)azo]benzenesulfonic acid sodium salt
    Catalog Number:
    22905
    CAS Number:
    554-73-4
    MDL NO:
    MFCD00038130
    Molecular Formula:
    C18H14N3O3SNa
    Molecular Weight:
    375.38
    Specification Sheet SDS

  • Lissamine Green B 

    Purity:
    Dye content: ≥ 80%
    Synonym:
    Cyanol green B
    Catalog Number:
    22874
    CAS Number:
    3087-16-9
    Purity Limit:
    Dye content: ≥ 80%
    MDL NO:
    MFCD00012117
    Molecular Formula:
    C27H25N2O7S2Na
    Molecular Weight:
    576.62
    Specification Sheet SDS

  • Metanil Yellow

    Purity:
    ≥ 78% (Dye content)
    Synonym:
    Acid Yellow 36
    Catalog Number:
    22833
    CAS Number:
    587-98-4
    Purity Limit:
    ≥ 78% (Dye content)
    MDL NO:
    MFCD00007486
    Molecular Formula:
    C18H14N3O3SNa
    Molecular Weight:
    375.38
    Specification Sheet SDS

  • Chrysophenine

    Purity:
    ≥ 65% (dye content)
    Synonym:
    Direct Yellow 12
    Catalog Number:
    22834
    CAS Number:
    2870-32-8
    Purity Limit:
    ≥ 65% (dye content)
    MDL NO:
    MFCD00007488
    Molecular Formula:
    C30H26N4O8S2·2Na
    Molecular Weight:
    680.67
    Specification Sheet SDS

  • Indigo Carmine

    Grade:
    Certifiable Grade
    Purity:
    ≥ 95% (Dye content)
    Synonym:
    Acid Blue 74
    Catalog Number:
    22821
    Grade:
    Certifiable Grade
    CAS Number:
    860-22-0
    Purity Limit:
    ≥ 95% (Dye content)
    MDL NO:
    MFCD00005723
    Molecular Formula:
    C16H8N2O8S2·2Na
    Molecular Weight:
    466.36
    Specification Sheet SDS

  • Naphthol Green B

    Grade:
    ACS reagent
    Synonym:
    Acid Green 1
    Catalog Number:
    22792
    Grade:
    ACS reagent
    CAS Number:
    19381-50-1
    MDL NO:
    MFCD00003886
    Molecular Formula:
    C30H15FeN3O15S3·3Na
    Molecular Weight:
    878.47
    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

  • 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

  • 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
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