Discover the new Chem-Impex: Where innovation starts with a bond.

Stains & Dyes

304
Filters

  • 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
  • Flavanthrone

    Grade:
    CI 70600
    Purity:
    ≥ 98%
    Synonym:
    Pigment yellow 24
    Catalog Number:
    38593
    Grade:
    CI 70600
    CAS Number:
    475-71-8
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD00046959
    Molecular Formula:
    C28H12N2O2
    Molecular Weight:
    408.42
  • Eriochrome black A

    Grade:
    CI 15710
    Synonym:
    Chrome black A
    Catalog Number:
    38578
    Grade:
    CI 15710
    CAS Number:
    3618-58-4
    MDL NO:
    MFCD00054390
    Molecular Formula:
    C20H12N3NaO7S
    Molecular Weight:
    461.38
  • Palatine chrome green

    Grade:
    CI 17225
    Synonym:
    Mordant green 17
    Catalog Number:
    38576
    Grade:
    CI 17225
    CAS Number:
    3564-28-1
    MDL NO:
    MFCD00135102
    Molecular Formula:
    C16H10N4Na2O10S2
    Molecular Weight:
    528.37
  • Direct scarlet B

    Grade:
    CI 22240
    Synonym:
    Amidine scarlet B
    Catalog Number:
    38575
    Grade:
    CI 22240
    CAS Number:
    3530-19-6
    MDL NO:
    MFCD00059531
    Molecular Formula:
    C30H22N4Na2O8S2
    Molecular Weight:
    676.63
  • 2'-(Dibenzylamino)-6'-(diethylamino)fluoran

    Purity:
    ≥ 98% (Assay by titration , HPLC)
    Catalog Number:
    38568
    CAS Number:
    34372-72-0
    Purity Limit:
    ≥ 98% (Assay by titration , HPLC)
    Molecular Formula:
    C38H34N2O3
    Molecular Weight:
    566.7
  • 4-Diazo-4'-methoxydiphenylamine sulfate

    Grade:
    CI 37255
    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Azoic diazo component 35
    Catalog Number:
    38596
    Grade:
    CI 37255
    CAS Number:
    49732-38-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00080910
    Molecular Formula:
    C13H12N3O·HSO4
    Molecular Weight:
    323.32
  • Catalog Number:
    38601
    CAS Number:
    518-51-4
    MDL NO:
    MFCD00051414
    Molecular Formula:
    C20H12Na2O4
    Molecular Weight:
    362.29
  • Acid red 1

    Grade:
    CI 18050
    Purity:
    ≥ 60% (Dye content)
    Synonym:
    Amidonaphthol red
    Catalog Number:
    38583
    Grade:
    CI 18050
    CAS Number:
    3734-67-6
    Purity Limit:
    ≥ 60% (Dye content)
    MDL NO:
    MFCD00003954
    Molecular Formula:
    C18H13N3Na2O8S2
    Molecular Weight:
    509.41
  • 3',3'',5',5''-Tetraiodophenolphthalein

    Purity:
    ≥ 95% (Assay by titration , HPLC)
    Synonym:
    Iodophene
    Catalog Number:
    38587
    CAS Number:
    386-17-4
    Purity Limit:
    ≥ 95% (Assay by titration , HPLC)
    MDL NO:
    MFCD00001614
    Molecular Formula:
    C20H10I4O4
    Molecular Weight:
    821.91
  • Catalog Number:
    38565
    CAS Number:
    29199-09-5
    Purity Limit:
    ≥ 98% (N)
    Molecular Formula:
    C34H34N4O4
    Molecular Weight:
    562.67
  • Hansa yellow

    Grade:
    CI 11680
    Purity:
    ≥ 45%
    Synonym:
    Pigment yellow 1
    Catalog Number:
    38553
    Grade:
    CI 11680
    CAS Number:
    2512-29-0
    Purity Limit:
    ≥ 45%
    MDL NO:
    MFCD00078234
    Molecular Formula:
    C17H16N4O4
    Molecular Weight:
    340.34
  • 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
  • Direct fast brown BX

    Grade:
    CI 22345
    Synonym:
    Calcomine brown BX
    Catalog Number:
    38571
    Grade:
    CI 22345
    CAS Number:
    3476-90-2
    MDL NO:
    MFCD00059538
    Molecular Formula:
    C35H23N5Na2O7S
    Molecular Weight:
    703.64
  • Chlorantine fast red 5B

    Grade:
    CI 28160
    Synonym:
    Direct red 81
    Catalog Number:
    38557
    Grade:
    CI 28160
    CAS Number:
    2610-11-9
    MDL NO:
    MFCD00003949
    Molecular Formula:
    C29H19N5Na2O8S2
    Molecular Weight:
    675.6
  • Direct fast brown M

    Grade:
    CI 22311
    Synonym:
    Direct brown M
    Catalog Number:
    38550
    Grade:
    CI 22311
    CAS Number:
    2429-82-5
    MDL NO:
    MFCD00059539
    Molecular Formula:
    C29H19N5Na2O7S
    Molecular Weight:
    627.54
  • Permanent orange

    Grade:
    CI 12075
    Purity:
    ≥ 90%
    Synonym:
    1-(2,4-Dinitrophenylazo)-2-naphthol
    Catalog Number:
    38570
    Grade:
    CI 12075
    CAS Number:
    3468-63-1
    Purity Limit:
    ≥ 90%
    MDL NO:
    MFCD00059524
    Molecular Formula:
    C16H10N4O5
    Molecular Weight:
    338.28
  • Azo rubine

    Grade:
    CI 14720
    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Brilliant crimson red
    Catalog Number:
    38577
    Grade:
    CI 14720
    CAS Number:
    3567-69-9
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD00003978
    Molecular Formula:
    C20H12N2Na2O7S2
    Molecular Weight:
    502.42
  • Acid red 52

    Grade:
    CI 45100
    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Acid red
    Catalog Number:
    38572
    Grade:
    CI 45100
    CAS Number:
    3520-42-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00010180
    Molecular Formula:
    C27H29N2NaO7S2
    Molecular Weight:
    580.65
  • Acid blue 92

    Grade:
    CI 13390
    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Acid blue A
    Catalog Number:
    38586
    Grade:
    CI 13390
    CAS Number:
    3861-73-2
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD00003967
    Molecular Formula:
    C26H16N3Na3O10S3
    Molecular Weight:
    695.57
  • Eriochrome red B

    Grade:
    CI 18760
    Synonym:
    Mordant red 7
    Catalog Number:
    38579
    Grade:
    CI 18760
    CAS Number:
    3618-63-1
    MDL NO:
    MFCD00004080
    Molecular Formula:
    C20H15N4NaO5S
    Molecular Weight:
    446.41
  • Direct violet 1

    Grade:
    CI 22570
    Synonym:
    Diamine violet N
    Catalog Number:
    38554
    Grade:
    CI 22570
    CAS Number:
    2586-60-9
    MDL NO:
    MFCD00046486
    Molecular Formula:
    C32H22N6Na2O8S2
    Molecular Weight:
    728.66
  • Catalog Number:
    38548
    CAS Number:
    2397-00-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00191316
    Molecular Formula:
    C30H22N2O2
    Molecular Weight:
    442.52
  • Indigotetrasulfonic acid tetrapotassium salt hydrate

    Grade:
    CI 73020
    Purity:
    ≥ 90% (HPLC)
    Synonym:
    Tetrapotassium indigotetrasulfonate hydrate
    Catalog Number:
    38564
    Grade:
    CI 73020
    CAS Number:
    28699-96-9
    Purity Limit:
    ≥ 90% (HPLC)
    MDL NO:
    MFCD00059886
    Molecular Formula:
    C16H6K4N2O14S4·xH2O
    Molecular Weight:
    734.86
  • H-Resorcinol [Spectrophotometric reagent for the determination of B by FIA]

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    1-(2,4-Dihydroxy-1-phenylazo)-8-hydroxynaphthalene-3,6-disulfonic acid disodium salt
    Catalog Number:
    38580
    CAS Number:
    3627-01-8
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00059024
    Molecular Formula:
    C16H10N2Na2O9S2
    Molecular Weight:
    484.36
  • Pigment blue 15 (purified by sublimation)

    Grade:
    CI 74160
    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Phthalocyanine blue (purified by sublimation)
    Catalog Number:
    38529
    Grade:
    CI 74160
    CAS Number:
    147-14-8
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00010719
    Molecular Formula:
    C32H16CuN8
    Molecular Weight:
    576.08
  • Direct yellow 26

    Grade:
    CI 25300
    Synonym:
    Amanil fast yellow 5GL
    Catalog Number:
    38563
    Grade:
    CI 25300
    CAS Number:
    2829-42-7
    MDL NO:
    MFCD00266524
    Molecular Formula:
    C27H18N6Na2O7
    Molecular Weight:
    584.46
  • Beryllon III

    Synonym:
    5-(4-Diethylamino-2-hydroxyphenylazo)-4-hydroxynaphthalene-2,7-disulfonic acid sodium salt
    Catalog Number:
    38581
    CAS Number:
    3627-04-1
    MDL NO:
    MFCD00070629
    Molecular Formula:
    C20H20N3NaO8S2
    Molecular Weight:
    517.5
  • Pigment blue 15

    Grade:
    CI 74160
    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Phthalocyanine blue
    Catalog Number:
    38528
    Grade:
    CI 74160
    CAS Number:
    147-14-8
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00010719
    Molecular Formula:
    C32H16CuN8
    Molecular Weight:
    576.08
  • Copper(II) phthalocyanine (a-form)

    Grade:
    CI 74160
    Purity:
    ≥ 90% (Assay by titration)
    Synonym:
    Phthalocyanine copper(II) (a-form)
    Catalog Number:
    38530
    Grade:
    CI 74160
    CAS Number:
    147-14-8
    Purity Limit:
    ≥ 90% (Assay by titration)
    MDL NO:
    MFCD00010719
    Molecular Formula:
    C32H16CuN8
    Molecular Weight:
    576.08
  • Chrome pure blue BX

    Grade:
    CI 43830
    Synonym:
    Eriochrome azurol B
    Catalog Number:
    38535
    Grade:
    CI 43830
    CAS Number:
    1796-92-5
    MDL NO:
    MFCD00036446
    Molecular Formula:
    C23H14Cl2Na2O6
    Molecular Weight:
    503.24
  • Direct blue 6

    Grade:
    CI 22610
    Purity:
    ≥ 75%
    Synonym:
    Benzo blue 2B
    Catalog Number:
    38556
    Grade:
    CI 22610
    CAS Number:
    2602-46-2
    Purity Limit:
    ≥ 75%
    MDL NO:
    MFCD00068426
    Molecular Formula:
    C32H20N6Na4O14S4
    Molecular Weight:
    932.74
  • TNBT diformazan

    Hazmat
    Synonym:
    1,1'-(3,3'-Dimethoxy-4,4'-diphenylene)bis-3,5-di(p-nitrophenyl)diformazan
    Hazmat
    Catalog Number:
    38538
    CAS Number:
    19333-63-2
    MDL NO:
    MFCD00059831
    Molecular Formula:
    C40H30N12O10
    Molecular Weight:
    838.75
  • Catalog Number:
    38537
    Grade:
    CI 16105
    CAS Number:
    1836-22-2
    MDL NO:
    MFCD00046379
    Molecular Formula:
    C17H9N2Na3O9S2
    Molecular Weight:
    518.35
  • Disperse blue 14

    Grade:
    CI 61500
    Synonym:
    1,4-Bis(methylamino)anthraquinone
    Catalog Number:
    38551
    Grade:
    CI 61500
    CAS Number:
    2475-44-7
    MDL NO:
    MFCD00001198
    Molecular Formula:
    C16H14N2O2
    Molecular Weight:
    266.3
  • 6-Nitrofluorescein (isomer II)

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    6-Nitro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-(9H)xanthen]-3-one (isomer II)
    Catalog Number:
    38559
    CAS Number:
    27402-68-2
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00059694
    Molecular Formula:
    C20H11NO7
    Molecular Weight:
    377.31
  • Direct blue 2

    Grade:
    CI 22590
    Synonym:
    Diazo black BHN
    Catalog Number:
    38549
    Grade:
    CI 22590
    CAS Number:
    2429-73-4
    MDL NO:
    MFCD00059132
    Molecular Formula:
    C32H21N6Na3O11S3
    Molecular Weight:
    830.7
  • Oil orange SS

    Grade:
    CI 12100
    Synonym:
    Solvent orange 2
    Catalog Number:
    38558
    Grade:
    CI 12100
    CAS Number:
    2646-17-5
    MDL NO:
    MFCD00059523
    Molecular Formula:
    C17H14N2O
    Molecular Weight:
    262.31
  • 4-(Diethylamino)azobenzene

    Grade:
    CI 11021
    Purity:
    ≥ 97% (Assay by titration , HPLC)
    Synonym:
    Solvent yellow 56
    Catalog Number:
    38552
    Grade:
    CI 11021
    CAS Number:
    2481-94-9
    Purity Limit:
    ≥ 97% (Assay by titration , HPLC)
    MDL NO:
    MFCD00009043
    Molecular Formula:
    C16H19N3
    Molecular Weight:
    253.35
  • Basic blue 1

    Grade:
    CI 42025
    Purity:
    ≥ 90% (HPLC)
    Synonym:
    Primocyanine 6GX
    Catalog Number:
    38574
    Grade:
    CI 42025
    CAS Number:
    3521-06-0
    Purity Limit:
    ≥ 90% (HPLC)
    MDL NO:
    MFCD00050260
    Molecular Formula:
    C23H24Cl2N2
    Molecular Weight:
    399.36
  • Catalog Number:
    38555
    CAS Number:
    25910-85-4
    MDL NO:
    MFCD00011967
    Molecular Formula:
    C21H22N2O7S
    Molecular Weight:
    446.47
  • Pyrazolone orange

    Grade:
    CI 21110
    Synonym:
    Pigment orange 13
    Catalog Number:
    38573
    Grade:
    CI 21110
    CAS Number:
    3520-72-7
    MDL NO:
    MFCD00059727
    Molecular Formula:
    C32H24Cl2N8O2
    Molecular Weight:
    623.5
  • Oralith brilliant pink R

    Grade:
    CI 73360
    Purity:
    ≥ 95%
    Synonym:
    Threne brilliant pink R
    Catalog Number:
    38545
    Grade:
    CI 73360
    CAS Number:
    2379-74-0
    Purity Limit:
    ≥ 95%
    MDL NO:
    MFCD00059165
    Molecular Formula:
    C18H10Cl2O2S2
    Molecular Weight:
    393.3
  • Acid red 88

    Grade:
    CI 15620
    Synonym:
    Echt rot
    Catalog Number:
    38533
    Grade:
    CI 15620
    CAS Number:
    1658-56-6
    MDL NO:
    MFCD00004070
    Molecular Formula:
    C20H13N2NaO4S
    Molecular Weight:
    400.38
  • 4,5,6,7-Tetrabromophenolphthalein

    Purity:
    ≥ 80% (Assay by titration)
    Catalog Number:
    38521
    CAS Number:
    13027-28-6
    Purity Limit:
    ≥ 80% (Assay by titration)
    MDL NO:
    MFCD00047314
    Molecular Formula:
    C20H10Br4O4
    Molecular Weight:
    633.91
  • Copper(II) phthalocyanine (b-form)

    Grade:
    CI 74160
    Purity:
    ≥ 93% (Assay by titration)
    Synonym:
    Phthalocyanine copper(II) (b-form)
    Catalog Number:
    38531
    Grade:
    CI 74160
    CAS Number:
    147-14-8
    Purity Limit:
    ≥ 93% (Assay by titration)
    MDL NO:
    MFCD00010719
    Molecular Formula:
    C32H16CuN8
    Molecular Weight:
    576.08
  • Xylenol orange

    Synonym:
    3,3'-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonphthalein disodium salt
    Catalog Number:
    38511
    CAS Number:
    1202864-39-8
    Molecular Formula:
    C31H30N2Na2O13S
    Molecular Weight:
    716.62
  • 6'-(Diethylamino)-1',3'-dimethylfluoran

    Purity:
    ≥ 98% (Assay by titration , HPLC)
    Catalog Number:
    38543
    CAS Number:
    21934-68-9
    Purity Limit:
    ≥ 98% (Assay by titration , HPLC)
    MDL NO:
    MFCD08276349
    Molecular Formula:
    C26H25NO3
    Molecular Weight:
    399.49
  • Acid red 13

    Grade:
    CI 16045
    Synonym:
    Fast red E
    Catalog Number:
    38544
    Grade:
    CI 16045
    CAS Number:
    2302-96-7
    MDL NO:
    MFCD00191366
    Molecular Formula:
    C20H12N2Na2O7S2
    Molecular Weight:
    502.42
  • Pigment red 4

    Grade:
    CI 12085
    Synonym:
    Permanent red 2B
    Catalog Number:
    38562
    Grade:
    CI 12085
    CAS Number:
    2814-77-9
    MDL NO:
    MFCD00059095
    Molecular Formula:
    C16H10ClN3O3
    Molecular Weight:
    327.72