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  • Congo red

    Grade:
    Certifiable Grade
    Synonym:
    Congo red 4B
    Catalog Number:
    42504
    Grade:
    Certifiable Grade
    CAS Number:
    573-58-0
    MDL NO:
    MFCD00004028
    Molecular Formula:
    C32H22N6Na2O6S2
    Molecular Weight:
    696.66
  • Carminic acid

    Purity:
    ≥ 90% (HPLC)
    Synonym:
    Natural red 4
    Catalog Number:
    42501
    CAS Number:
    1260-17-9
    Purity Limit:
    ≥ 90% (HPLC)
    MDL NO:
    MFCD00167028
    Molecular Formula:
    C22H20O13
    Molecular Weight:
    492.39
  • Alizarin red S

    Grade:
    Certifiable Grade
    Synonym:
    3,4-Dihydroxy-9,10-dioxo-2-anthracenesulfonic acid sodium salt
    Catalog Number:
    42484
    Grade:
    Certifiable Grade
    CAS Number:
    130-22-3
    MDL NO:
    MFCD00013049
    Molecular Formula:
    C14H7NaO7S
    Molecular Weight:
    342.26
  • Bromocresol purple solution (0.04 wt. % in H2O)

    Purity:
    ≥ 90% (Dye content)
    Synonym:
    5',5''-Dibromo-o-cresolsulfonephthalein sodium salt
    Catalog Number:
    42495
    CAS Number:
    62625-30-3
    Purity Limit:
    ≥ 90% (Dye content)
    MDL NO:
    MFCD00148896
    Molecular Formula:
    C21H15Br2NaO5S
    Molecular Weight:
    562.2
  • Chlorophenol red

    Grade:
    Indicator grade
    Purity:
    ≥ 74% (Dye content)
    Synonym:
    3',3'-Dichlorophenolsulfonaphthalein
    Catalog Number:
    42503
    Grade:
    Indicator grade
    CAS Number:
    4430-20-0
    Purity Limit:
    ≥ 74% (Dye content)
    MDL NO:
    MFCD00005877
    Molecular Formula:
    C19H12Cl2O5S
    Molecular Weight:
    423.27
  • Crystal violet

    Hazmat
    Grade:
    Certifiable Grade
    Purity:
    ≥ 90% (Dye content)
    Synonym:
    Basic violet 3
    Hazmat
    Catalog Number:
    42506
    Grade:
    Certifiable Grade
    CAS Number:
    548-62-9
    Purity Limit:
    ≥ 90% (Dye content)
    MDL NO:
    MFCD00011750
    Molecular Formula:
    C25H30N3Cl
    Molecular Weight:
    407.98
  • Catalog Number:
    42499
    CAS Number:
    34722-90-2
    MDL NO:
    MFCD00077263
    Molecular Formula:
    C27H27Br2NaO5S
    Molecular Weight:
    646.36
  • Bromophenol blue solution (0.04 wt. % in H2O)

    Synonym:
    3',3'',5',5''-Tetrabromophenolsulfonephthalein
    Catalog Number:
    42497
    CAS Number:
    34725-61-6
    MDL NO:
    MFCD00013793
    Molecular Formula:
    C19H9Br4NaO5S
    Molecular Weight:
    691.94
  • Basic fuchsin (pararosaniline acetate, 3 parts, pararosaniline chloride, 1 part)

    Grade:
    Certifiable Grade
    Purity:
    ≥ 88% (Dye content)
    Synonym:
    Basic red 9
    Catalog Number:
    42488
    Grade:
    Certifiable Grade
    CAS Number:
    58969-01-0
    Purity Limit:
    ≥ 88% (Dye content)
    MDL NO:
    MFCD00012569
    Molecular Weight:
    0.0
  • Bromocresol green sultone form (indicator (pH 3.8-5.4))

    Grade:
    For microscopy (Bot., Hist., Vit.)
    Purity:
    ≥ 95% (Dye content)
    Synonym:
    3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein
    Catalog Number:
    42494
    Grade:
    For microscopy (Bot., Hist., Vit.)
    CAS Number:
    76-60-8
    Purity Limit:
    ≥ 95% (Dye content)
    MDL NO:
    MFCD00005874
    Molecular Formula:
    C21H14Br4O5S
    Molecular Weight:
    698.01
  • Bromoxylenol blue

    Grade:
    Indicator grade
    Purity:
    ≥ 95% (Dye content)
    Synonym:
    3',3″-Dibromo-p-xylenolsulfonphthalein
    Catalog Number:
    42500
    Grade:
    Indicator grade
    CAS Number:
    40070-59-5
    Purity Limit:
    ≥ 95% (Dye content)
    MDL NO:
    MFCD00005873
    Molecular Formula:
    C23H20Br2O5S
    Molecular Weight:
    568.27
  • Bromophenol blue sodium salt

    Grade:
    For molecular biology, suitable for electrophoresis
    Synonym:
    3',3'',5',5''-Tetrabromophenolsulfophthalein sodium salt
    Catalog Number:
    42496
    Grade:
    For molecular biology, suitable for electrophoresis
    CAS Number:
    34725-61-6
    MDL NO:
    MFCD00013793
    Molecular Formula:
    C19H9Br4NaO5S
    Molecular Weight:
    691.94
  • 4-(Dimethylamino)benzaldehyde

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Ehrlich's reagent
    Catalog Number:
    42480
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00003381
    Molecular Formula:
    C9H11NO
  • Bromothymol blue sodium salt

    Synonym:
    3',3''-Dibromothymolsulfonephthalein sodium salt
    Catalog Number:
    42498
    CAS Number:
    34722-90-2
    MDL NO:
    MFCD00077263
    Molecular Formula:
    C27H27Br2NaO5S
    Molecular Weight:
    646.36
  • Catalog Number:
    42487
    CAS Number:
    53092-85-6
    MDL NO:
    MFCD00084753
    Molecular Weight:
    0.0
  • 2,6-Dichloroindophenol sodium salt hydrate

    Grade:
    suitable for vitamin C determination
    Synonym:
    2,6-Dichloro-N-(4-hydroxyphenyl)-1,4-benzoquinoneimine sodium salt
    Catalog Number:
    42474
    Grade:
    suitable for vitamin C determination
    CAS Number:
    1266615-56-8
    MDL NO:
    MFCD00150014
    Molecular Formula:
    C12H6Cl2NNaO2·xH2O
    Molecular Weight:
    290.08
  • Bromocresol green sodium salt solution (0.04 wt. % in H2O)

    Synonym:
    3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein sodium salt
    Catalog Number:
    42493
    CAS Number:
    62625-32-5
    MDL NO:
    MFCD00148898
    Molecular Formula:
    C21H13Br4NaO5S
    Molecular Weight:
    720.0
  • Crystal violet solution, Conc 1% (H2O)

    Hazmat
    Purity:
    ≥ 90% (TLC)
    Hazmat
    Catalog Number:
    42472
    CAS Number:
    548-62-9
    Purity Limit:
    ≥ 90% (TLC)
    MDL NO:
    MFCD00011750
    Molecular Formula:
    C25H30ClN3
    Molecular Weight:
    407.98
  • 4-(4-Nitrophenylazo)resorcinol

    Purity:
    ≥ 90% (Dye content)
    Synonym:
    Azoviolet
    Catalog Number:
    42479
    CAS Number:
    74-39-5
    Purity Limit:
    ≥ 90% (Dye content)
    MDL NO:
    MFCD00007310
    Molecular Formula:
    C12H9N3O4
    Molecular Weight:
    259.22
  • Glycerol

    Purity:
    ≥ 99.5% (GC)
    Synonym:
    1,2,3-Propanetriol
    Catalog Number:
    42465
    CAS Number:
    56-81-5
    Purity Limit:
    ≥ 99.5% (GC)
    MDL NO:
    MFCD00004722
    Molecular Formula:
    C3H8O3
    Molecular Weight:
    92.09
  • 3-(2-Pyridyl)-5,6-di(2-furyl)-1,2,4-triazine-5′,5′′-disulfonic acid disodium salt

    Synonym:
    5,5'-[3-(2-Pyridyl)-1,2,4-triazine-5,6-diyl]difuran-2-sulfonic acid disodium salt
    Catalog Number:
    42475
    CAS Number:
    79551-14-7
    MDL NO:
    MFCD00040642
    Molecular Formula:
    C16H8N4Na2O8S2
    Molecular Weight:
    494.37
  • Catalog Number:
    42473
    CAS Number:
    76-54-0
    MDL NO:
    MFCD00005047
    Molecular Formula:
    C20H10Cl2O5
    Molecular Weight:
    401.2
  • 4-(2-Pyridylazo)resorcinol monosodium salt hydrate

    Purity:
    ≥ 97.5% (HPLC)
    Synonym:
    PAR monosodium salt hydrate
    Catalog Number:
    42478
    CAS Number:
    16593-81-0
    Purity Limit:
    ≥ 97.5% (HPLC)
    MDL NO:
    MFCD00150712
    Molecular Formula:
    C11H8N3NaO2·xH2O
    Molecular Weight:
    237.19
  • α-Naphtholphthalein

    Grade:
    Practical grade
    Purity:
    ≥ 80% (Assay by titration)
    Catalog Number:
    42481
    Grade:
    Practical grade
    CAS Number:
    596-01-0
    Purity Limit:
    ≥ 80% (Assay by titration)
    MDL NO:
    MFCD00036202
    Molecular Formula:
    C28H18O4
    Molecular Weight:
    418.44
  • Brilliant green

    Purity:
    ~ 90% (Dye content)
    Synonym:
    Astradiamant green GX
    Catalog Number:
    42492
    CAS Number:
    633-03-4
    Purity Limit:
    ~ 90% (Dye content)
    MDL NO:
    MFCD00011880
    Molecular Formula:
    C27H34N2O4S
    Molecular Weight:
    482.63
  • Hazmat
    Catalog Number:
    42491
    CAS Number:
    6104-59-2
    MDL NO:
    MFCD00041762
    Molecular Formula:
    C45H44N3NaO7S2
    Molecular Weight:
    825.97
  • Azure A chloride

    Grade:
    Certifiable Grade
    Purity:
    ≥ 75% (Dye content)
    Catalog Number:
    42485
    Grade:
    Certifiable Grade
    CAS Number:
    531-53-3
    Purity Limit:
    ≥ 75% (Dye content)
    MDL NO:
    MFCD00012112
    Molecular Formula:
    C14H14ClN3S
    Molecular Weight:
    291.8
  • 4-(2-Pyridylazo)resorcinol

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    PAR
    Catalog Number:
    42477
    CAS Number:
    1141-59-9
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD00006256
    Molecular Formula:
    C11H9N3O2
    Molecular Weight:
    215.21
  • 3-(2-Pyridyl)-5,6-diphenyl-1,2,4-triazine-4′,4′′-disulfonic acid sodium salt

    Synonym:
    5,6-Diphenyl-3-(2-pyridyl)-1,2,4-triazine-4',4″-disulfonic acid sodium salt
    Catalog Number:
    42476
    CAS Number:
    69898-45-9
    MDL NO:
    MFCD00078417
    Molecular Formula:
    C20H13N4NaO6S2
    Molecular Weight:
    492.46
  • 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
  • N-[4-(2,4-Dimethylphenyl)-2-thiazolyl]-4-pyridinecarboxamide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    N-[4-(2,4-Dimethylphenyl)thiazol-2-yl]isonicotinamide
    Catalog Number:
    42448
    CAS Number:
    560103-80-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03384899
    Molecular Formula:
    C17H15N3OS
    Molecular Weight:
    309.39
  • 3-Hydroxytyrosol

    Purity:
    ≥ 95% (NMR)
    Synonym:
    3,4-Dihydroxyphenethyl alcohol
    Catalog Number:
    42444
    CAS Number:
    10597-60-1
    Purity Limit:
    ≥ 95% (NMR)
    MDL NO:
    MFCD01320529
    Molecular Formula:
    C8H10O3
    Molecular Weight:
    154.17
  • Elacridar

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    N-[4-[2-(3,4-Dihydro-6,7-dimethoxy-2(1H-isoquinolinyl)ethyl]phenyl]-9,10-dihydro-5-methoxy-9-oxo-4-acridinecarboxamide
    Catalog Number:
    42451
    CAS Number:
    143664-11-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00912604
    Molecular Formula:
    C34H33N3O5
    Molecular Weight:
    563.65
  • Bergenin

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    42442
    CAS Number:
    477-90-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00133120
    Molecular Formula:
    C14H16O9
    Molecular Weight:
    328.27
  • Catalog Number:
    42470
    CAS Number:
    7772-98-7
    MDL NO:
    MFCD00003499
    Molecular Formula:
    Na2S2O3
    Molecular Weight:
    158.11
  • 4',6,7-Trihydroxyisoflavone

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Demethyltexasin
    Catalog Number:
    42431
    CAS Number:
    17817-31-1
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD00016953
    Molecular Formula:
    C15H10O5
    Molecular Weight:
    270.24
  • Thionicotinamide adenine dinucleotide oxidized form [for Biochemical Research]

    Purity:
    ≥ 90% (HPLC)
    Synonym:
    Thionicotinamide-DPN oxidized form
    Catalog Number:
    42455
    CAS Number:
    4090-29-3
    Purity Limit:
    ≥ 90% (HPLC)
    MDL NO:
    MFCD00079609
    Molecular Formula:
    C21H27N7O13P2S
    Molecular Weight:
    679.49
  • Sucrose

    Grade:
    For molecular biology
    Purity:
    ≥ 99.5% (GC)
    Synonym:
    α-D-Glc-(1→2)-β-D-Fru
    Catalog Number:
    42468
    Grade:
    For molecular biology
    CAS Number:
    57-50-1
    Purity Limit:
    ≥ 99.5% (GC)
    MDL NO:
    MFCD00006626
    Molecular Formula:
    C12H22O11
    Molecular Weight:
    342.3
  • Schisandrin A

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Deoxyschisandrin
    Catalog Number:
    42440
    CAS Number:
    61281-38-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD09026934
    Molecular Formula:
    C24H32O6
    Molecular Weight:
    416.51
  • Sucrose

    Purity:
    ≥ 99.5% (GC)
    Synonym:
    α-D-Glc-(1→2)-β-D-Fru
    Catalog Number:
    42467
    CAS Number:
    57-50-1
    Purity Limit:
    ≥ 99.5% (GC)
    MDL NO:
    MFCD00006626
    Molecular Formula:
    C12H22O11
    Molecular Weight:
    342.3
  • Cesium chloride

    Grade:
    For molecular biology
    Purity:
    ≥ 99.5% (Assay by titration)
    Catalog Number:
    42460
    Grade:
    For molecular biology
    CAS Number:
    7647-17-8
    Purity Limit:
    ≥ 99.5% (Assay by titration)
    MDL NO:
    MFCD00010955
    Molecular Formula:
    CsCl
    Molecular Weight:
    168.36
  • Dansyl chloride (10% in acetone)

    Hazmat
    Synonym:
    5-(Dimethylamino)naphthalene-1-sulfonyl chloride (10% in acetone)
    Hazmat
    Catalog Number:
    42456
    CAS Number:
    605-65-2
    MDL NO:
    MFCD00003985
    Molecular Formula:
    C12H12ClNO2S
    Molecular Weight:
    269.74
  • Glycerol

    Grade:
    For molecular biology
    Purity:
    ≥ 99.5% (Assay by titration)
    Synonym:
    1,2,3-Propanetriol
    Catalog Number:
    42463
    Grade:
    For molecular biology
    CAS Number:
    56-81-5
    Purity Limit:
    ≥ 99.5% (Assay by titration)
    MDL NO:
    MFCD00004722
    Molecular Formula:
    C3H8O3
    Molecular Weight:
    92.09
  • Tangeretin

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    4',5,6,7,8-Pentamethoxyflavone
    Catalog Number:
    42441
    CAS Number:
    481-53-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00017438
    Molecular Formula:
    C20H20O7
    Molecular Weight:
    372.37
  • 7,12-Dimethylbenz[a]anthracene

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    42406
    CAS Number:
    57-97-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003600
    Molecular Formula:
    C20H16
    Molecular Weight:
    256.35
  • Cyclic pifithrin-α hydrobromide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    2-(p-Tolyl)-5,6,7,8-tetrahydroimidazo[2,1-b]benzothiazole hydrobromide
    Catalog Number:
    42452
    CAS Number:
    511296-88-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD02683960
    Molecular Formula:
    C16H16N2S·HBr
    Molecular Weight:
    349.29
  • CB-1954

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Tretazicar
    Catalog Number:
    42449
    CAS Number:
    21919-05-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00869490
    Molecular Formula:
    C9H8N4O5
    Molecular Weight:
    252.19
  • Catalog Number:
    42450
    CAS Number:
    36951-72-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00013468
    Molecular Formula:
    C72H66N8O12S4
    Molecular Weight:
    1363.6
  • Isopimpinellin

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    4,9-Dimethoxyfuro[3,2-g]benzopyran-7-one
    Hazmat
    Catalog Number:
    42445
    CAS Number:
    482-27-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00017407
    Molecular Formula:
    C13H10O5
    Molecular Weight:
    246.22
  • TN-16

    Hazmat
    Purity:
    ≥ 98% (HPLC)
    Synonym:
    3-(1-Anilinoethylidene)-5-benzyl-2,4-pyrrolidinedione
    Hazmat
    Catalog Number:
    42446
    CAS Number:
    33016-12-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD02684017
    Molecular Formula:
    C19H18N2O2
    Molecular Weight:
    306.37