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Dye Chemicals

165
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  • Bromocresol green - methyl red solution [Mixed indicator for neutralization titration]

    Hazmat
    Synonym:
    Methyl red - bromocresol green solution
    Hazmat
    Catalog Number:
    38680
    MDL NO:
    MFCD00134126
    Molecular Weight:
    0.0
    Specification Sheet SDS

  • Sudan III

    Grade:
    Technical grade
    Purity:
    ≥ 84% (Dye content)
    Synonym:
    1-[4-(Phenylazo)phenylazo]-2-naphthol
    Catalog Number:
    42539
    Grade:
    Technical grade
    CAS Number:
    85-86-9
    Purity Limit:
    ≥ 84% (Dye content)
    MDL NO:
    MFCD00003905
    Molecular Formula:
    C22H16N4O
    Molecular Weight:
    352.39
    Specification Sheet SDS

  • Neutral red

    Purity:
    ≥ 90% (Dye content)
    Synonym:
    3-Amino-7-dimethylamino-2-methylphenazine hydrochloride
    Catalog Number:
    42523
    CAS Number:
    553-24-2
    Purity Limit:
    ≥ 90% (Dye content)
    MDL NO:
    MFCD00012651
    Molecular Formula:
    C15H17ClN4
    Molecular Weight:
    288.78
    Specification Sheet SDS

  • Aniline blue solution (2.5% in 2% acetic acid)

    Purity:
    ≥ 99% (Staining strength)
    Catalog Number:
    42471
    CAS Number:
    28631-66-5
    Purity Limit:
    ≥ 99% (Staining strength)
    MDL NO:
    MFCD00036130
    Molecular Formula:
    C32H25N3O9S3Na2
    Molecular Weight:
    737.73
    Specification Sheet SDS

  • Proflavine hemisulfate salt hydrate

    Grade:
    suitable for Hematology & Histology
    Purity:
    ≥ 99% (Assay on anhydrous basis)
    Synonym:
    3,6-Diaminoacridine hemisulfate salt
    Catalog Number:
    42034
    Grade:
    suitable for Hematology & Histology
    CAS Number:
    1811-28-5
    Purity Limit:
    ≥ 99% (Assay on anhydrous basis)
    MDL NO:
    MFCD00149650
    Molecular Formula:
    C13H11N3·0.5H2SO4·xH2O
    Molecular Weight:
    258.29
    Specification Sheet SDS

  • Methyl violet B base

    Catalog Number:
    38603
    CAS Number:
    52080-58-7
    MDL NO:
    MFCD00001656
    Molecular Formula:
    C24H27N3
    Molecular Weight:
    357.49
    Specification Sheet SDS

  • DABCYL-g-Abu-Ile-His-Pro-Phe-His-Leu-Val-Ile-His-Thr-EDANS trifluoroacetate salt

    Catalog Number:
    32880
    CAS Number:
    142988-22-5
    MDL NO:
    MFCD31692271
    Molecular Formula:
    C90H120N22O16S·C2HF3O2
    Molecular Weight:
    1912.14
    SDS

  • DABCYL-g-Abu-Ser-Gln-Asn-Tyr-Pro-Ile-Val-Gln-EDANS trifluoroacetate salt

    Catalog Number:
    32742
    CAS Number:
    127134-13-8
    MDL NO:
    MFCD18633372
    Molecular Formula:
    C73H97N17O18S·C2HF3O2
    Molecular Weight:
    1646.74
    SDS

  • 2-Deoxy-2,2-difluoro-D-erythro-pentonic acid g-lactone 3,5-dibenzoate

    Purity:
    97 - 102% (Assay)
    Synonym:
    3,5-Bis(benzoyl)-2-deoxy-2,2-difluoro-1-oxoribose
    Catalog Number:
    32356
    CAS Number:
    122111-01-7
    Purity Limit:
    97 - 102% (Assay)
    MDL NO:
    MFCD08458308
    Molecular Formula:
    C19H14F2O6
    Molecular Weight:
    376.31
    Specification Sheet SDS

  • D-(+)-Ribonic g-lactone

    Purity:
    ≥ 97% (GC)
    Synonym:
    D-Ribonic acid-1,4-lactone
    Catalog Number:
    32358
    CAS Number:
    5336-08-3
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00063241
    Molecular Formula:
    C5H8O5
    Molecular Weight:
    148.11
    Specification Sheet SDS

  • Mono-6-O-mesitylenesulfonyl-g-cyclodextrin

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    32347
    CAS Number:
    174010-62-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00671559
    Molecular Formula:
    C57H90O42S
    Molecular Weight:
    1479.37
    SDS

  • Thymol Blue sodium salt

    Grade:
    ACS Reagent
    Purity:
    ≥ 95%
    Synonym:
    Thymolsulfonphthalein sodium salt
    Catalog Number:
    32041
    Grade:
    ACS Reagent
    CAS Number:
    62625-21-2
    Purity Limit:
    ≥ 95%
    MDL NO:
    MFCD00151093
    Molecular Formula:
    C27H29NaO5S
    Molecular Weight:
    488.57
    Specification Sheet SDS

  • Boc-Pro-y[CH2N(2-Cl-Z)]-Gly-OH

    Purity:
    ≥ 96.0% (HPLC)
    Catalog Number:
    31663
    Purity Limit:
    ≥ 96.0% (HPLC)
    MDL NO:
    MFCD00273440
    Molecular Formula:
    C20H27ClN2O6
    Molecular Weight:
    426.9
    Specification Sheet SDS

  • Boc-Pro-y(CH2NH)-Gly-OH

    Purity:
    ≥ 99.0% (HPLC)
    Catalog Number:
    31662
    CAS Number:
    204200-06-6
    Purity Limit:
    ≥ 99.0% (HPLC)
    MDL NO:
    MFCD00273439
    Molecular Formula:
    C12H22N2O4
    Molecular Weight:
    258.32
    Specification Sheet SDS

  • Boc-Leu-y(CH2NH)-Phe-OH

    Purity:
    ≥ 99.0% (HPLC)
    Catalog Number:
    31660
    Purity Limit:
    ≥ 99.0% (HPLC)
    MDL NO:
    MFCD00151877
    Molecular Formula:
    C20H32N2O4
    Molecular Weight:
    364.49
    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

  • Crystal violet

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

  • Sodium amide, granular

    Hazmat
    Purity:
    ≥ 97.5% (Assay as Sodium amide w/w%)
    Hazmat
    Catalog Number:
    29531
    CAS Number:
    7782-92-5
    Purity Limit:
    ≥ 97.5% (Assay as Sodium amide w/w%)
    MDL NO:
    MFCD00011117
    Molecular Formula:
    NaNH2
    Molecular Weight:
    39.01
    Specification Sheet SDS

  • Pararosaniline base 

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

  • Carminic acid

    Purity:
    ≥ 50% (Dye content)
    Synonym:
    Natural Red 4 
    Catalog Number:
    22948
    CAS Number:
    1390-65-4
    Purity Limit:
    ≥ 50% (Dye content)
    MDL NO:
    MFCD00167028
    Molecular Formula:
    C22H20O13
    Molecular Weight:
    492.39
    Specification Sheet SDS

  • Methyl Violet 2B

    Grade:
    Certifiable Grade
    Purity:
    ≥ 75% (dye content)
    Synonym:
    Basic Violet 1 
    Catalog Number:
    22950
    Grade:
    Certifiable Grade
    CAS Number:
    8004-87-3
    Purity Limit:
    ≥ 75% (dye content)
    MDL NO:
    MFCD00012568
    Molecular Formula:
    C24H26ClN3
    Molecular Weight:
    393.96
    Specification Sheet SDS

  • Leishman Stain 

    Synonym:
    Eosin Methylene blue according to Leishman
    Catalog Number:
    22935
    CAS Number:
    12627-53-1
    MDL NO:
    MFCD00131498
    Molecular Weight:
    0.0
    Specification Sheet SDS

  • Erythrosin B

    Grade:
    Certifiable Grade
    Purity:
    ≥ 87% (Dye content)
    Synonym:
    Acid Red 51 
    Catalog Number:
    22936
    Grade:
    Certifiable Grade
    CAS Number:
    16423-68-0
    Purity Limit:
    ≥ 87% (Dye content)
    MDL NO:
    MFCD00144257
    Molecular Formula:
    C20H6I4O5·2Na
    Molecular Weight:
    879.84
    Specification Sheet SDS

  • Azure II 

    Purity:
    ≥ 75% (Dye Content)
    Synonym:
    Methylene azure II
    Catalog Number:
    22930
    CAS Number:
    37247-10-2
    Purity Limit:
    ≥ 75% (Dye Content)
    MDL NO:
    MFCD00080716
    Molecular Formula:
    C16H18N3S·C15H16N3S·2Cl
    Molecular Weight:
    625.69
    Specification Sheet SDS

  • Bismark Brown R for Microscopy  

    Purity:
    ≥ 91.5%
    Synonym:
    Basic Brown 4 
    Catalog Number:
    22903
    CAS Number:
    5421-66-9
    Purity Limit:
    ≥ 91.5%
    MDL NO:
    MFCD00036386
    Molecular Formula:
    C21H24N8·2HCl
    Molecular Weight:
    461.4
    Specification Sheet SDS

  • Direct Red 80

    Purity:
    ≥ 21% (Dye content)
    Synonym:
    Sirius Red
    Catalog Number:
    22913
    CAS Number:
    2610-10-8
    Purity Limit:
    ≥ 21% (Dye content)
    MDL NO:
    MFCD00054389
    Molecular Formula:
    C45H26N10Na6O21S6
    Molecular Weight:
    1373.09
    Specification Sheet SDS

  • Aurintricarboxylic acid [tri]ammonium salt

    Grade:
    ACS reagent
    Synonym:
    Aluminon
    Catalog Number:
    22907
    Grade:
    ACS reagent
    CAS Number:
    569-58-4
    MDL NO:
    MFCD00040925
    Molecular Formula:
    C22H14O9·3H3N
    Molecular Weight:
    473.44
    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

  • Bromophenol Red Free acid 

    Purity:
    ≥ 95% (Dye content)
    Synonym:
    5',5''-Dibromophenolsulfonephthalein
    Catalog Number:
    22904
    CAS Number:
    2800-80-8
    Purity Limit:
    ≥ 95% (Dye content)
    MDL NO:
    MFCD00023014
    Molecular Formula:
    C19H12Br2O5S
    Molecular Weight:
    512.17
    Specification Sheet SDS

  • Cresyl Violet Acetate

    Grade:
    Certifiable Grade
    Purity:
    ≥ 70% (Dye content)
    Synonym:
    Cresyl Fast Violet 
    Catalog Number:
    22892
    Grade:
    Certifiable Grade
    CAS Number:
    10510-54-0
    Purity Limit:
    ≥ 70% (Dye content)
    MDL NO:
    MFCD00013151
    Molecular Formula:
    C18H15N3O3
    Molecular Weight:
    321.34
    Specification Sheet SDS

  • Benzopurpurin 4B 

    Synonym:
    Direct Red 2 
    Catalog Number:
    22877
    CAS Number:
    992-59-6
    MDL NO:
    MFCD00012410
    Molecular Formula:
    C34H26N6O6S2·2Na
    Molecular Weight:
    724.73
    Specification Sheet SDS

  • Rhodamine 6G

    Purity:
    ≥ 97% (Dye content)
    Synonym:
    Basic Red 1 
    Catalog Number:
    22885
    CAS Number:
    989-38-8
    Purity Limit:
    ≥ 97% (Dye content)
    MDL NO:
    MFCD00012665
    Molecular Formula:
    C28H30N2O3·HCl
    Molecular Weight:
    479.02
    Specification Sheet SDS

  • Celestine Blue

    Synonym:
    Mordant Blue 14 
    Catalog Number:
    22867
    CAS Number:
    1562-90-9
    MDL NO:
    MFCD00011927
    Molecular Formula:
    C17H18N3O4Cl
    Molecular Weight:
    363.8
    Specification Sheet SDS

  • Pararosaniline acetate 

    Purity:
    Dye content: ≥ 90%
    Synonym:
    Basic Red 9
    Catalog Number:
    22881
    CAS Number:
    6035-94-5
    Purity Limit:
    Dye content: ≥ 90%
    MDL NO:
    MFCD00012570
    Molecular Formula:
    C19H17N3·C2H4O2
    Molecular Weight:
    347.42
    Specification Sheet SDS

  • Nile Blue chloride 

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

  • Quinaldine Red 

    Purity:
    ≥ 95% (Dye content)
    Synonym:
    (2-[2-(4-Dimethylamino)phenyl]ethenyl)-1-ethylquinolinium iodide
    Catalog Number:
    22872
    CAS Number:
    117-92-0
    Purity Limit:
    ≥ 95% (Dye content)
    MDL NO:
    MFCD00011968
    Molecular Formula:
    C21H23N2I
    Molecular Weight:
    430.33
    Specification Sheet SDS

  • Gallocyanine 

    Purity:
    ≥ 90% (Dye content)
    Synonym:
    Mordant Blue 10 
    Catalog Number:
    22866
    CAS Number:
    1562-85-2
    Purity Limit:
    ≥ 90% (Dye content)
    MDL NO:
    MFCD00011926
    Molecular Formula:
    C15H13N2O5Cl
    Molecular Weight:
    336.73
    Specification Sheet SDS

  • Victoria Blue B for Microscopy 

    Synonym:
    Basic Blue 26 
    Catalog Number:
    22863
    CAS Number:
    2580-56-5
    MDL NO:
    MFCD00011878
    Molecular Formula:
    C33H32N3Cl
    Molecular Weight:
    506.09
    Specification Sheet SDS

  • Ethyl Orange sodium salt

    Purity:
    ≥ 90% (dye content)
    Synonym:
    4-(4-Diethylaminophenylazo)benzenesulfonic acid sodium salt
    Catalog Number:
    22836
    CAS Number:
    62758-12-7
    Purity Limit:
    ≥ 90% (dye content)
    MDL NO:
    MFCD00007503
    Molecular Formula:
    C16H18N3O3SNa
    Molecular Weight:
    355.39
    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

  • 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

  • Xylenol Blue

    Grade:
    Indicator Grade
    Purity:
    ≥ 90% (Dye content)
    Synonym:
    1,4-Dimethyl-5-hydroxybenzenesulfonphthalein
    Catalog Number:
    22823
    Grade:
    Indicator Grade
    CAS Number:
    125-31-5
    Purity Limit:
    ≥ 90% (Dye content)
    MDL NO:
    MFCD00005870
    Molecular Formula:
    C23H22O5S
    Molecular Weight:
    410.49
    Specification Sheet SDS

  • meta-Cresol Purple

    Purity:
    ≥ 95% (Dye content)
    Synonym:
    m-Cresolsulfonephthalein
    Catalog Number:
    22824
    CAS Number:
    2303-01-7
    Purity Limit:
    ≥ 95% (Dye content)
    MDL NO:
    MFCD00005871
    Molecular Formula:
    C21H18O5S
    Molecular Weight:
    382.43
    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

  • Ethyl Eosin certified , for Microscopical Staining

    Synonym:
    Solvent Red 45
    Catalog Number:
    22815
    CAS Number:
    6359-05-3
    MDL NO:
    MFCD00005039
    Molecular Formula:
    C22H11Br4O5K
    Molecular Weight:
    714.04
    Specification Sheet SDS

  • 4,5-Dibromofluorescein

    Purity:
    ≥ 95% (Dye content)
    Synonym:
    Acid Orange II
    Catalog Number:
    22818
    CAS Number:
    596-03-2
    Purity Limit:
    ≥ 95% (Dye content)
    MDL NO:
    MFCD00005042
    Molecular Formula:
    C20H10Br2O5
    Molecular Weight:
    490.1
    Specification Sheet SDS

  • Sudan III

    Grade:
    Certifiable Grade
    Purity:
    ≥ 81% (dye content)
    Synonym:
    Solvent Red 23
    Catalog Number:
    22798
    Grade:
    Certifiable Grade
    CAS Number:
    85-86-9
    Purity Limit:
    ≥ 81% (dye content)
    MDL NO:
    MFCD00003905
    Molecular Formula:
    C22H16N4O
    Molecular Weight:
    352.4
    Specification Sheet SDS

  • Para Red

    Purity:
    ≥ 98% (Dye Content)
    Synonym:
    Pigment Red 1
    Catalog Number:
    22799
    CAS Number:
    6410-10-2
    Purity Limit:
    ≥ 98% (Dye Content)
    MDL NO:
    MFCD00003908
    Molecular Formula:
    C16H11N3O3
    Molecular Weight:
    293.28
    Specification Sheet SDS
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