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Basic Dyes

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  • 3-Nitroaniline

    Hazmat
    Grade:
    CI 37030
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    38670
    Grade:
    CI 37030
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    99-09-2
    MDL NO:
    MFCD00007782
    Molecular Formula:
    C6H6N2O2
    Molecular Weight:
    138.13
    Specification Sheet SDS

  • 2-Nitroaniline

    Hazmat
    Grade:
    CI 37025
    Purity:
    ≥ 99% (GC)
    Hazmat
    Catalog Number:
    38663
    Grade:
    CI 37025
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    88-74-4
    MDL NO:
    MFCD00007687
    Molecular Formula:
    C6H6N2O2
    Molecular Weight:
    138.13
    Specification Sheet SDS

  • Methyl green

    Grade:
    CI 42585
    Synonym:
    Basic blue 20
    Catalog Number:
    38658
    Grade:
    CI 42585
    CAS Number:
    82-94-0
    MDL NO:
    MFCD00011879
    Molecular Formula:
    C26H33Cl2N3
    Molecular Weight:
    458.47
    Specification Sheet SDS

  • Fuchsine basic

    Hazmat
    Grade:
    CI 42510
    Synonym:
    Basic violet 14
    Hazmat
    Catalog Number:
    38671
    Grade:
    CI 42510
    Specification Sheet SDS

  • New fuchsin

    Hazmat
    Grade:
    CI 42520
    Synonym:
    Basic violet 2
    Hazmat
    Catalog Number:
    38566
    Grade:
    CI 42520
    CAS Number:
    3248-91-7
    MDL NO:
    MFCD00012567
    Molecular Formula:
    C22H24ClN3
    Molecular Weight:
    365.91
    Specification Sheet SDS

  • Astrazon pink FG

    Grade:
    CI 48015
    Synonym:
    Basic red 13
    Catalog Number:
    38582
    Grade:
    CI 48015
    CAS Number:
    3648-36-0
    MDL NO:
    MFCD00031747
    Molecular Formula:
    C22H26Cl2N2
    Molecular Weight:
    389.36
    Specification Sheet SDS

  • Basic blue 7

    Grade:
    CI 42595
    Synonym:
    Victoria pure blue BO
    Catalog Number:
    38547
    Grade:
    CI 42595
    CAS Number:
    2390-60-5
    MDL NO:
    MFCD00011877
    Molecular Formula:
    C33H40ClN3
    Molecular Weight:
    514.15
    Specification Sheet SDS

  • Basic blue 1

    Grade:
    CI 42025
    Purity:
    ≥ 90% (HPLC)
    Synonym:
    Primocyanine 6GX
    Catalog Number:
    38574
    Grade:
    CI 42025
    Purity Limit:
    ≥ 90% (HPLC)
    CAS Number:
    3521-06-0
    MDL NO:
    MFCD00050260
    Molecular Formula:
    C23H24Cl2N2
    Molecular Weight:
    399.36
    Specification Sheet SDS

  • Basic violet 8

    Grade:
    CI 50210
    Catalog Number:
    38648
    Grade:
    CI 50210
    CAS Number:
    8004-94-2
    Molecular Formula:
    C20H19N4 · Cl
    Molecular Weight:
    350.85
    Specification Sheet SDS

  • Methylene blue hydrate

    Grade:
    CI 52015
    Purity:
    ≥ 70% (Gravimetric Assay)
    Synonym:
    3,7-Bis(dimethylamino)-5-phenothiazinium chloride hydrate
    Catalog Number:
    38514
    Grade:
    CI 52015
    Purity Limit:
    ≥ 70% (Gravimetric Assay)
    CAS Number:
    122965-43-9
    MDL NO:
    MFCD00012111
    Molecular Formula:
    C16H18ClN3S·xH2O
    Molecular Weight:
    319.85
    Specification Sheet SDS

  • Coriphosphine O

    Grade:
    CI 46020
    Synonym:
    Basic yellow 7
    Catalog Number:
    38611
    Grade:
    CI 46020
    CAS Number:
    5409-37-0
    MDL NO:
    MFCD00050595
    Molecular Formula:
    C16H18ClN3
    Molecular Weight:
    287.79
    Specification Sheet SDS

  • Bindschedler's green leuco base

    Grade:
    CI 76125
    Purity:
    ≥ 98% (Assay by titration , HPLC)
    Synonym:
    Bis(4-dimethylaminophenyl)amine
    Catalog Number:
    38632
    Grade:
    CI 76125
    Purity Limit:
    ≥ 98% (Assay by titration , HPLC)
    CAS Number:
    637-31-0
    MDL NO:
    MFCD00059291
    Molecular Formula:
    C16H21N3
    Molecular Weight:
    255.37
    Specification Sheet SDS

  • Astrazon red 6B

    Grade:
    CI 48020
    Synonym:
    Stenacrile brilliant red 6B
    Catalog Number:
    38638
    Grade:
    CI 48020
    CAS Number:
    6441-82-3
    MDL NO:
    MFCD00059990
    Molecular Formula:
    C24H30Cl2N2
    Molecular Weight:
    417.42
    Specification Sheet SDS

  • 4-Nitro-1,3-phenylenediamine

    Grade:
    CI 76030
    Purity:
    ≥ 98% (GC)
    Synonym:
    1,3-Diamino-4-nitrobenzene
    Catalog Number:
    38597
    Grade:
    CI 76030
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    5131-58-8
    MDL NO:
    MFCD00025289
    Molecular Formula:
    C6H7N3O2
    Molecular Weight:
    153.14
    Specification Sheet SDS

  • Curcumin, ≥ 95% (Curcuminoid content), ≥ 70% (Curcumin), 16%-20% (Methoxycurcumin), 2%-6% (Bisdemethoxycurcumin) from Turmeric rhizome

    Purity:
    ≥ 95% (Total Curcuminoid content)
    ≥ 70% (Curcumin I) 20% (Methoxycurcumin II) 6% (Bisdemethoxycurcumin III)
    Synonym:
    (E,E)-1,7-bis(4-Hydroxy-3-methoxyphenyl)-1,6-heptadiene-3,5-dione
    Catalog Number:
    33345
    Purity Limit:
    ≥ 95% (Total Curcuminoid content)
    ≥ 70% (Curcumin I) 20% (Methoxycurcumin II) 6% (Bisdemethoxycurcumin III)
    CAS Number:
    458-37-7
    MDL NO:
    MFCD00008365
    Molecular Formula:
    C21H20O6
    Molecular Weight:
    368.38
    Specification Sheet SDS

  • Berberine sulfate hydrate

    Hazmat
    Purity:
    ≥ 98% (Assay)
    Hazmat
    Catalog Number:
    32448
    Purity Limit:
    ≥ 98% (Assay)
    CAS Number:
    316-41-6
    MDL NO:
    MFCD00661117
    Molecular Formula:
    C40H36N2O12S·H2O
    Molecular Weight:
    768.79
    Specification Sheet SDS

  • Berberine chloride hydrate

    Purity:
    95 - 102% (Assay)
    Synonym:
    Natural Yellow 18 hydrate
    Catalog Number:
    32447
    Purity Limit:
    95 - 102% (Assay)
    CAS Number:
    141433-60-5
    MDL NO:
    MFCD00149997
    Molecular Formula:
    C20H18ClNO4·H2O
    Molecular Weight:
    371.82
    Specification Sheet SDS

  • Crystal violet

    Hazmat
    Grade:
    ACS reagent
    Purity:
    ≥ 90% (Assay)
    Synonym:
    Hexamethylpararosaniline chloride
    Hazmat
    Catalog Number:
    30052
    Grade:
    ACS reagent
    Purity Limit:
    ≥ 90% (Assay)
    CAS Number:
    548-62-9
    MDL NO:
    MFCD00011750
    Molecular Formula:
    C25H30ClN3
    Molecular Weight:
    407.99
    Specification Sheet SDS

  • Neutral red

    Grade:
    ACS reagent
    Synonym:
    3-Amino-7-dimethylamino-2-methylphenazine hydrochloride
    Catalog Number:
    30091
    Grade:
    ACS reagent
    CAS Number:
    553-24-2
    MDL NO:
    MFCD00012651
    Molecular Formula:
    C15H16N4·HCl
    Molecular Weight:
    288.78
    Specification Sheet SDS

  • Pararosaniline base 

    Purity:
    Dye content: ≥ 95%
    Synonym:
    Parafuchsin
    Catalog Number:
    22962
    Purity Limit:
    Dye content: ≥ 95%
    CAS Number:
    467-62-9
    MDL NO:
    MFCD00036222
    Molecular Formula:
    C19H19N3O
    Molecular Weight:
    305.38
    Specification Sheet SDS

  • Methyl Violet 2B

    Grade:
    Certifiable Grade
    Purity:
    ≥ 75% (dye content)
    Catalog Number:
    22950
    Grade:
    Certifiable Grade
    Purity Limit:
    ≥ 75% (dye content)
    CAS Number:
    8004-87-3
    MDL NO:
    MFCD00012568
    Molecular Formula:
    C24H26ClN3
    Molecular Weight:
    393.96
    Specification Sheet SDS

  • New Methylene Blue N 

    Purity:
    ≥ 90% (Dye content)
    Catalog Number:
    22927
    Purity Limit:
    ≥ 90% (Dye content)
    CAS Number:
    6586-05-6
    MDL NO:
    MFCD00078135
    Molecular Formula:
    2C18H22N3S·2Cl·ZnCl2
    Molecular Weight:
    832.12
    Specification Sheet SDS

  • Bismark Brown Y

    Grade:
    Certifiable Grade
    Purity:
    ≥ 45% (Dye content)
    Synonym:
    4,4'-(m-Phenylenebisazo)bis-m-phenylenediaminedihydrochloride
    Catalog Number:
    22887
    Grade:
    Certifiable Grade
    Purity Limit:
    ≥ 45% (Dye content)
    CAS Number:
    10114-58-6
    MDL NO:
    MFCD00012977
    Molecular Formula:
    C18H18N8·2HCl
    Molecular Weight:
    419.32
    Specification Sheet SDS

  • Rhodamine 6G

    Purity:
    ≥ 97% (Assay)
    Synonym:
    2-[6-(Ethylamino)-3-(ethylimino)-2,7-dimethyl-3H-xanthene-9-yl]benzoicacid ethyl ester
    Catalog Number:
    22885
    Purity Limit:
    ≥ 97% (Assay)
    CAS Number:
    989-38-8
    MDL NO:
    MFCD00012665
    Molecular Formula:
    C28H30N2O3·HCl
    Molecular Weight:
    479.02
    Specification Sheet SDS

  • Nile Blue chloride 

    Purity:
    Dye content: ≥ 90%
    Synonym:
    5-Amino-9-diethyliminobenzo[α]phenoxazonium chloride
    Catalog Number:
    22869
    Purity Limit:
    Dye content: ≥ 90%
    CAS Number:
    2381-85-3
    MDL NO:
    MFCD00011936
    Molecular Formula:
    C20H20N3OCl
    Molecular Weight:
    353.85
    Specification Sheet SDS

  • Thioflavin T  

    Purity:
    ≥ 90% (Dye content)
    Catalog Number:
    22870
    Purity Limit:
    ≥ 90% (Dye content)
    CAS Number:
    2390-54-7
    MDL NO:
    MFCD00011944
    Molecular Formula:
    C17H19N2SCl
    Molecular Weight:
    318.87
    Specification Sheet SDS

  • Victoria Blue B for Microscopy 

    Catalog Number:
    22863
    CAS Number:
    2580-56-5
    MDL NO:
    MFCD00011878
    Molecular Formula:
    C33H32N3Cl
    Molecular Weight:
    506.09
    Specification Sheet SDS

  • Ethyl Violet  

    Purity:
    ≥ 93% (Dye content)
    Catalog Number:
    22859
    Purity Limit:
    ≥ 93% (Dye content)
    CAS Number:
    2390-59-2
    MDL NO:
    MFCD00011765
    Molecular Formula:
    C31H42N3Cl
    Molecular Weight:
    492.15
    Specification Sheet SDS

  • Curcumin

    Purity:
    ≥ 95% (Assay)
    Synonym:
    Natural Yellow 3
    Catalog Number:
    22845
    Purity Limit:
    ≥ 95% (Assay)
    CAS Number:
    458-37-7
    MDL NO:
    MFCD00008365
    Molecular Formula:
    C21H20O6
    Molecular Weight:
    368.38
    Specification Sheet SDS

  • 4-Nitroaniline

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    p-Aminonitrobenzene
    Hazmat
    Catalog Number:
    14327
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    100-01-6
    MDL NO:
    MFCD00007858
    Molecular Formula:
    C6H6N2O2
    Molecular Weight:
    138.12
    Specification Sheet SDS

  • Toluidine Blue O

    Grade:
    Certifiable Grade
    Purity:
    ≥ 80% (Dye content)
    Synonym:
    Basic blue 17
    Catalog Number:
    01804
    Grade:
    Certifiable Grade
    Purity Limit:
    ≥ 80% (Dye content)
    CAS Number:
    92-31-9
    MDL NO:
    MFCD00011934
    Molecular Formula:
    C15H16N3SCl
    Molecular Weight:
    305.83
    Specification Sheet SDS

  • Neutral red

    Grade:
    Certifiable Grade
    Purity:
    ≥ 69% (Dye content)
    Synonym:
    3-Amino-7-dimethylamino-2-methylphenazine hydrochloride
    Catalog Number:
    01738
    Grade:
    Certifiable Grade
    Purity Limit:
    ≥ 69% (Dye content)
    CAS Number:
    553-24-2
    MDL NO:
    MFCD00012651
    Molecular Formula:
    C15H16N4·HCl
    Molecular Weight:
    288.78
    Specification Sheet SDS

  • Rhodamine B

    Synonym:
    Rhodamine B chloride
    Catalog Number:
    01626
    CAS Number:
    81-88-9
    MDL NO:
    MFCD00011931
    Molecular Formula:
    C28H31ClN2O3
    Molecular Weight:
    479.02
    Specification Sheet SDS

  • Brilliant Green

    Grade:
    Certifiable Grade
    Purity:
    ≥ 97% (Dye content)
    Synonym:
    Malachite green G
    Catalog Number:
    01586
    Grade:
    Certifiable Grade
    Purity Limit:
    ≥ 97% (Dye content)
    CAS Number:
    633-03-4
    MDL NO:
    MFCD00011880
    Molecular Formula:
    C27H34N2O4S
    Molecular Weight:
    482.65
    Specification Sheet SDS

  • Acridine orange biological stain

    Purity:
    ≥ 90% (Assay)
    Synonym:
    3,6-bis(Dimethylamino)acridine hemizinc chloride
    Catalog Number:
    00481
    Purity Limit:
    ≥ 90% (Assay)
    CAS Number:
    10127-02-3
    MDL NO:
    MFCD00081043
    Molecular Formula:
    C17H20ClN3·½ZnCl2
    Molecular Weight:
    369.94
    Specification Sheet SDS

  • Malachite green oxalate

    Hazmat
    Grade:
    Certifiable Grade
    Purity:
    99 - 100% (Dye Content)
    Synonym:
    Basic green 4
    Hazmat
    Catalog Number:
    00297
    Grade:
    Certifiable Grade
    Purity Limit:
    99 - 100% (Dye Content)
    CAS Number:
    2437-29-8
    MDL NO:
    MFCD00011766
    Molecular Formula:
    C52H54N4O12
    Molecular Weight:
    927.02
    Specification Sheet SDS

  • Safranine O

    Grade:
    Certifiable Grade
    Synonym:
    3,7-Diamino-2,8-dimethyl-5-phenylphenazinium chloride
    Catalog Number:
    00280
    Grade:
    Certifiable Grade
    CAS Number:
    477-73-6
    MDL NO:
    MFCD00011759
    Molecular Formula:
    C20H19N4Cl
    Molecular Weight:
    350.85
    Specification Sheet SDS

  • Pararosaniline chloride

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

  • Crystal Violet

    Hazmat
    Grade:
    meets USP specifications
    Purity:
    96.0-100.5% (Titration)
    Synonym:
    Basic violet 3
    Hazmat
    Catalog Number:
    00082
    Grade:
    meets USP specifications
    Purity Limit:
    96.0-100.5% (Titration)
    CAS Number:
    548-62-9
    MDL NO:
    MFCD00011750
    Molecular Formula:
    C25H30N3Cl
    Molecular Weight:
    407.99
    Specification Sheet SDS
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