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Dye Chemicals

165
Filters

  • Neutral red

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

  • Sudan Black B

    Grade:
    Certifiable Grade
    Purity:
    ≥ 95% (Dye content)
    Synonym:
    Fat black HB
    Catalog Number:
    01307
    Grade:
    Certifiable Grade
    CAS Number:
    4197-25-5
    Purity Limit:
    ≥ 95% (Dye content)
    MDL NO:
    MFCD00006919
    Molecular Formula:
    C29H24N6
    Molecular Weight:
    456.55
    Specification Sheet SDS

  • Thymol blue

    Grade:
    ACS reagent
    Synonym:
    Thymolsulfonphthalein
    Catalog Number:
    01268
    Grade:
    ACS reagent
    CAS Number:
    76-61-9
    MDL NO:
    MFCD00005869
    Molecular Formula:
    C27H30O5S
    Molecular Weight:
    466.6
    Specification Sheet SDS

  • Safranine O

    Grade:
    Certifiable Grade
    Purity:
    ≥ 99% (Assay)
    Synonym:
    3,7-Diamino-2,8-dimethyl-5-phenylphenazinium chloride
    Catalog Number:
    00280
    Grade:
    Certifiable Grade
    CAS Number:
    477-73-6
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00011759
    Molecular Formula:
    C20H19N4Cl
    Molecular Weight:
    350.85
    Specification Sheet SDS

  • Bromocresol green sodium salt

    Grade:
    ACS reagent
    Synonym:
    3',3,5',5-Tetrabromo-3-cresolsulfonephthalein sodium salt
    Catalog Number:
    00043
    Grade:
    ACS reagent
    CAS Number:
    62625-32-5
    MDL NO:
    MFCD00148898
    Molecular Formula:
    C21H13Br4O5SNa
    Molecular Weight:
    720.02
    Specification Sheet SDS

  • Fast black K salt

    Grade:
    CI 37190
    Purity:
    ≥ 95% (HPLC)
    Synonym:
    2,5-Dimethoxy-4-(4-nitrophenylazo)benzenediazonium chloride zinc chloride
    Catalog Number:
    38634
    Grade:
    CI 37190
    CAS Number:
    64071-86-9
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD00078471
    Molecular Formula:
    C14H12ClN5O4·0.5ZnCl2
    Molecular Weight:
    417.87
    Specification Sheet SDS

  • Acid Fuchsin calcium salt

    Grade:
    suitable for Hematology & Histology
    Purity:
    ≥ 60% (Dye content)
    Synonym:
    Acid Magenta
    Catalog Number:
    41894
    Grade:
    suitable for Hematology & Histology
    CAS Number:
    123334-10-1
    Purity Limit:
    ≥ 60% (Dye content)
    MDL NO:
    MFCD00001654
    Molecular Formula:
    C20H17CaN3O9S3
    Molecular Weight:
    579.64
    Specification Sheet SDS

  • Xylenes

    Hazmat
    Grade:
    ACS reagent
    Purity:
    ≥ 98.5% (GC)
    Hazmat
    Catalog Number:
    46532
    Grade:
    ACS reagent
    CAS Number:
    1330-20-7
    Purity Limit:
    ≥ 98.5% (GC)
    MDL NO:
    MFCD00077264
    Molecular Formula:
    C8H10
    Molecular Weight:
    106.17
    Specification Sheet SDS

  • Acid Blue 80

    Grade:
    suitable for Hematology & Histology
    Catalog Number:
    41893
    Grade:
    suitable for Hematology & Histology
    CAS Number:
    4474-24-2
    MDL NO:
    MFCD00001192
    Molecular Formula:
    C32H28N2Na2O8S2
    Molecular Weight:
    678.68
    Specification Sheet SDS

  • Laccaic acid from lacca

    Catalog Number:
    38623
    CAS Number:
    60687-93-6
    MDL NO:
    MFCD00071249
    Molecular Weight:
    0.0
    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

  • Methyl Red free acid

    Grade:
    ACS reagent
    Synonym:
    2-[4-(Dimethylamino)phenylazo]benzoic acid
    Catalog Number:
    30111
    Grade:
    ACS reagent
    CAS Number:
    493-52-7
    MDL NO:
    MFCD00002425
    Molecular Formula:
    C15H15N3O2
    Molecular Weight:
    269.3
    Specification Sheet SDS

  • Sodium amide

    Hazmat
    Purity:
    ≥ 98% (Assay by titration)
    Hazmat
    Catalog Number:
    27268
    CAS Number:
    7782-92-5
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00011117
    Molecular Formula:
    NaNH2
    Molecular Weight:
    39.01
    Specification Sheet SDS

  • Tropaeolin O  

    Synonym:
    Acid Orange 6
    Catalog Number:
    22965
    CAS Number:
    547-57-9
    MDL NO:
    MFCD00007499
    Molecular Formula:
    C12H9N2O5SNa
    Molecular Weight:
    316.27
    Specification Sheet SDS

  • Brilliant Black BN 

    Purity:
    ≥ 80% (Dye content)
    Synonym:
    Naphthol Black 
    Catalog Number:
    22929
    CAS Number:
    2519-30-4
    Purity Limit:
    ≥ 80% (Dye content)
    MDL NO:
    MFCD00078980
    Molecular Formula:
    C28H17N5O14S4·4Na
    Molecular Weight:
    867.69
    Specification Sheet SDS

  • Eosin B Spirit Soluble 

    Purity:
    Dye content: ≥ 95%
    Synonym:
    Acid Red 91
    Catalog Number:
    22923
    CAS Number:
    56360-46-4
    Purity Limit:
    Dye content: ≥ 95%
    MDL NO:
    MFCD00066762
    Molecular Formula:
    C20H8Br2N2O9
    Molecular Weight:
    580.1
    Specification Sheet SDS

  • Allura Red 

    Purity:
    ≥ 86% (Dye content)
    Synonym:
    Food Red 17 
    Catalog Number:
    22915
    CAS Number:
    25956-17-6
    Purity Limit:
    ≥ 86% (Dye content)
    MDL NO:
    MFCD00059526
    Molecular Formula:
    C18H14N2O8S2·2Na
    Molecular Weight:
    496.43
    Specification Sheet SDS

  • Crocein Scarlet 7B  

    Purity:
    Dye content : ≥ 81%
    Synonym:
    Acid Red 71
    Catalog Number:
    22914
    CAS Number:
    6226-76-2
    Purity Limit:
    Dye content : ≥ 81%
    MDL NO:
    MFCD00056588
    Molecular Formula:
    C24H18N4O7S2·2Na
    Molecular Weight:
    584.54
    Specification Sheet SDS

  • Phenosafranin  

    Purity:
    ≥ 80% (Dye content)
    Synonym:
    3,7-Diamino-5-phenylphenazinium chloride
    Catalog Number:
    22902
    CAS Number:
    81-93-6
    Purity Limit:
    ≥ 80% (Dye content)
    MDL NO:
    MFCD00036335
    Molecular Formula:
    C18H15N4Cl
    Molecular Weight:
    322.8
    Specification Sheet SDS

  • Crystal Scarlet  

    Purity:
    ≥ 90% (Dye content)
    Synonym:
    Acid Red 44 
    Catalog Number:
    22893
    CAS Number:
    2766-77-0
    Purity Limit:
    ≥ 90% (Dye content)
    MDL NO:
    MFCD00013279
    Molecular Formula:
    C20H12N2O7S2·2Na
    Molecular Weight:
    502.43
    Specification Sheet SDS

  • Thiazole Yellow G (indicator for adsorption and fluorescence)

    Purity:
    ≥ 65% (Dye content: Spectrophotometry)
    Synonym:
    Titan Yellow
    Catalog Number:
    22891
    CAS Number:
    1829-00-1
    Purity Limit:
    ≥ 65% (Dye content: Spectrophotometry)
    MDL NO:
    MFCD00013091
    Molecular Formula:
    C28H19N5Na2O6S4
    Molecular Weight:
    695.73
    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

  • Orange II

    Grade:
    Certifiable grade
    Purity:
    ≥ 90% (Dye content)
    Synonym:
    Acid Orange 7
    Catalog Number:
    22856
    Grade:
    Certifiable grade
    CAS Number:
    633-96-5
    Purity Limit:
    ≥ 90% (Dye content)
    MDL NO:
    MFCD00011657
    Molecular Formula:
    C16H11N2O4SNa
    Molecular Weight:
    350.33
    Specification Sheet SDS

  • meta-Cresol Purple W/S

    Synonym:
    m-Cresol Purple sodium salt
    Catalog Number:
    22846
    CAS Number:
    62625-31-4
    MDL NO:
    MFCD00010177
    Molecular Formula:
    C21H17O5SNa
    Molecular Weight:
    404.42
    Specification Sheet SDS

  • Brilliant Yellow

    Purity:
    ≥ 70% (Dye content)
    Synonym:
    Direct Yellow 4
    Catalog Number:
    22835
    CAS Number:
    3051-11-4
    Purity Limit:
    ≥ 70% (Dye content)
    MDL NO:
    MFCD00007489
    Molecular Formula:
    C26H18N4O8S2·2Na
    Molecular Weight:
    624.56
    Specification Sheet SDS

  • 1-(2-Pyridylazo)-2-naphthol

    Grade:
    Indicator grade
    Purity:
    ≥ 98% (Assay)
    Synonym:
    PAN
    Catalog Number:
    22809
    Grade:
    Indicator grade
    CAS Number:
    85-85-8
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00004071
    Molecular Formula:
    C15H11N3O
    Molecular Weight:
    249.27
    Specification Sheet SDS

  • Hydroxy naphthol blue

    Grade:
    ACS reagent
    Synonym:
    Hydroxy napthol blue disodium salt
    Catalog Number:
    22810
    Grade:
    ACS reagent
    CAS Number:
    165660-27-5
    MDL NO:
    MFCD00004075
    Molecular Formula:
    C20H12N2O11S3·2Na
    Molecular Weight:
    598.5
    Specification Sheet SDS

  • New Coccine

    Purity:
    ≥ 80% (Dye content)
    Synonym:
    Acid Red 18
    Catalog Number:
    22812
    CAS Number:
    2611-82-7
    Purity Limit:
    ≥ 80% (Dye content)
    MDL NO:
    MFCD00004084
    Molecular Formula:
    C20H11N2Na3O10S3
    Molecular Weight:
    604.48
    Specification Sheet SDS

  • Eriochrome Blue Black R

    Purity:
    ≥ 70% (Dye content)
    Synonym:
    Mordant Black 17
    Catalog Number:
    22808
    CAS Number:
    2538-85-4
    Purity Limit:
    ≥ 70% (Dye content)
    MDL NO:
    MFCD00004069
    Molecular Formula:
    C20H13N2O5SNa
    Molecular Weight:
    416.39
    Specification Sheet SDS

  • Chicago Sky Blue 6B

    Purity:
    Dye content: ~ 50%
    Synonym:
    Direct Blue
    Catalog Number:
    22806
    CAS Number:
    2610-05-1
    Purity Limit:
    Dye content: ~ 50%
    MDL NO:
    MFCD00004020
    Molecular Formula:
    C34H24N6O16S4·4Na
    Molecular Weight:
    992.81
    Specification Sheet SDS

  • Sudan IV

    Grade:
    Certifiable Grade
    Purity:
    ≥ 88% (dye content)
    Synonym:
    Solvent Red 24
    Catalog Number:
    22795
    Grade:
    Certifiable Grade
    CAS Number:
    85-83-6
    Purity Limit:
    ≥ 88% (dye content)
    MDL NO:
    MFCD00003893
    Molecular Formula:
    C24H20N4O
    Molecular Weight:
    380.45
    Specification Sheet SDS

  • Dithizone

    Grade:
    ACS reagent
    Purity:
    ≥ 85% (UV)
    Synonym:
    Diphenylthiocarbazone
    Catalog Number:
    22788
    Grade:
    ACS reagent
    CAS Number:
    60-10-6
    Purity Limit:
    ≥ 85% (UV)
    MDL NO:
    MFCD00003025
    Molecular Formula:
    C13H12N4S
    Molecular Weight:
    256.33
    Specification Sheet SDS

  • Rose Bengal

    Purity:
    ≥ 90% (Dye content)
    Synonym:
    4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein disodium salt
    Catalog Number:
    21920
    CAS Number:
    632-69-9
    Purity Limit:
    ≥ 90% (Dye content)
    MDL NO:
    MFCD00151169
    Molecular Formula:
    C20H2Cl4I4Na2O5
    Molecular Weight:
    1017.62
    Specification Sheet SDS

  • Pyronin Y

    Grade:
    Certifiable Grade
    Purity:
    ≥ 50% (Dye content)
    Synonym:
    Pyronin G
    Catalog Number:
    01799
    Grade:
    Certifiable Grade
    CAS Number:
    92-32-0
    Purity Limit:
    ≥ 50% (Dye content)
    MDL NO:
    MFCD00011725
    Molecular Formula:
    C17H19N2OCl
    Molecular Weight:
    302.81
    Specification Sheet SDS

  • Toluidine Blue O

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

  • Alcian blue 8GX

    Grade:
    Certifiable Grade
    Purity:
    ≥ 75% (Dye content)
    Synonym:
    Ingrain blue 1
    Catalog Number:
    01774
    Grade:
    Certifiable Grade
    CAS Number:
    33864-99-2
    Purity Limit:
    ≥ 75% (Dye content)
    MDL NO:
    MFCD00010720
    Molecular Formula:
    C56H68N16S4Cl4Cu
    Molecular Weight:
    1298.88
    Specification Sheet SDS

  • Trypan blue

    Hazmat
    Grade:
    Certifiable Grade
    Purity:
    ≥ 70% (dye content)
    Synonym:
    Direct blue 14
    Hazmat
    Catalog Number:
    01636
    Grade:
    Certifiable Grade
    CAS Number:
    72-57-1
    Purity Limit:
    ≥ 70% (dye content)
    MDL NO:
    MFCD00003969
    Molecular Formula:
    C34H24N6O14S4Na4
    Molecular Weight:
    960.82
    Specification Sheet SDS

  • Light green SF yellowish

    Purity:
    ≥ 80% (Dye content)
    Synonym:
    Acid green 5
    Catalog Number:
    01610
    CAS Number:
    5141-20-8
    Purity Limit:
    ≥ 80% (Dye content)
    MDL NO:
    MFCD00012121
    Molecular Formula:
    C37H34N2O9S3Na2
    Molecular Weight:
    792.88
    Specification Sheet SDS

  • Evans blue

    Purity:
    ≥ 85% (Dye content)
    Synonym:
    Direct blue 53
    Catalog Number:
    01600
    CAS Number:
    314-13-6
    Purity Limit:
    ≥ 85% (Dye content)
    MDL NO:
    MFCD00004021
    Molecular Formula:
    C34H24N6O14S4Na4
    Molecular Weight:
    960.82
    Specification Sheet SDS

  • Cresol red

    Grade:
    Indicator grade
    Purity:
    ≥ 96% (Dye Content)
    Synonym:
    2-Cresolsulfonephthalein
    Catalog Number:
    01591
    Grade:
    Indicator grade
    CAS Number:
    1733-12-6
    Purity Limit:
    ≥ 96% (Dye Content)
    MDL NO:
    MFCD00005878
    Molecular Formula:
    C21H18O5S
    Molecular Weight:
    382.43
    Specification Sheet SDS

  • Bromocresol green

    Grade:
    ACS reagent
    Purity:
    ≥ 95% (Assay)
    Synonym:
    3',3'',5',5''-Tetrabromo-3-cresolsulfonephthalein
    Catalog Number:
    01582
    Grade:
    ACS reagent
    CAS Number:
    76-60-8
    Purity Limit:
    ≥ 95% (Assay)
    MDL NO:
    MFCD00005874
    Molecular Formula:
    C21H14Br4O5S
    Molecular Weight:
    698.04
    Specification Sheet SDS

  • Erythrosin B

    Purity:
    ≥ 96% (Dye content)
    Synonym:
    Solvent red 140
    Catalog Number:
    01424
    CAS Number:
    15905-32-5
    Purity Limit:
    ≥ 96% (Dye content)
    MDL NO:
    MFCD00005044
    Molecular Formula:
    C20H8I4O5
    Molecular Weight:
    835.9
    Specification Sheet SDS

  • Naphthol blue black

    Purity:
    ≥ 84% (dye content)
    Synonym:
    CI 20470
    Catalog Number:
    01272
    CAS Number:
    1064-48-8
    Purity Limit:
    ≥ 84% (dye content)
    MDL NO:
    MFCD00004017
    Molecular Formula:
    C22H14N6O9S2Na2
    Molecular Weight:
    616.5
    Specification Sheet SDS

  • Xylene cyanole FF

    Purity:
    ≥ 75% (Dye content)
    Synonym:
    Acid blue 147
    Catalog Number:
    01310
    CAS Number:
    2650-17-1
    Purity Limit:
    ≥ 75% (Dye content)
    MDL NO:
    MFCD00040657
    Molecular Formula:
    C25H27N2O6S2Na
    Molecular Weight:
    538.62
    Specification Sheet SDS

  • Methyl orange

    Hazmat
    Grade:
    ACS reagent
    Synonym:
    4-[4-(Dimethylamino)-phenylazo]benzenesulfonic acid sodium salt
    Hazmat
    Catalog Number:
    01239
    Grade:
    ACS reagent
    CAS Number:
    547-58-0
    MDL NO:
    MFCD00007502
    Molecular Formula:
    C14H14N3O3SNa
    Molecular Weight:
    327.3
    Specification Sheet SDS

  • Phenol red

    Grade:
    ACS reagent
    Synonym:
    Phenolsulphonephthalein
    Catalog Number:
    00479
    Grade:
    ACS reagent
    CAS Number:
    143-74-8
    MDL NO:
    MFCD00003552
    Molecular Formula:
    C19H14O5S
    Molecular Weight:
    354.38
    Specification Sheet SDS

  • Acridine orange biological stain

    Purity:
    ≥ 90% (Assay)
    Synonym:
    3,6-bis(Dimethylamino)acridine hemizinc chloride
    Catalog Number:
    00481
    CAS Number:
    10127-02-3
    Purity Limit:
    ≥ 90% (Assay)
    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
    CAS Number:
    2437-29-8
    Purity Limit:
    99 - 100% (Dye Content)
    MDL NO:
    MFCD00011766
    Molecular Formula:
    C52H54N4O12
    Molecular Weight:
    927.02
    Specification Sheet SDS

  • May-Grunwald Stain 

    Synonym:
    Eosin-methylene blue according to may-grunwald
    Catalog Number:
    22979
    MDL NO:
    MFCD00131580
    Molecular Weight:
    0.0
    Specification Sheet SDS

  • Acetocarmine solution acc. to kultschitzky

    Catalog Number:
    38672
    MDL NO:
    MFCD00197815
    Molecular Weight:
    0.0
    Specification Sheet SDS
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