Stains and Dyes

A variety of solutions used to selectively bind to and enhance the visibility of biological structures using color and/or fluorescence; used for histology, protein staining, electrophoresis, bacterial classification, blotting, etc.

301 – 315 of 6,701 results

301

Thermo Scientific Chemicals Naphthol Green B, pure

CAS: 19381-50-1 Molecular Formula: C30H18FeN3Na3O15S3 Molecular Weight (g/mol): 881.474 MDL Number: MFCD00003886 InChI Key: VLBLPLXOYXEXJK-UHFFFAOYSA-K Synonym: Acid Green 1,C.I. 10020 PubChem CID: 14598749 IUPAC Name: trisodium;6-hydroxy-5-nitrosonaphthalene-2-sulfonate;iron SMILES: C1=CC2=C(C=CC(=C2N=O)O)C=C1S(=O)(=O)[O-].C1=CC2=C(C=CC(=C2N=O)O)C=C1S(=O)(=O)[O-].C1=CC2=C(C=CC(=C2N=O)O)C=C1S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Fe]

Pricing & Availability
Specifications

PubChem CID	14598749
CAS	19381-50-1
Molecular Weight (g/mol)	881.474
MDL Number	MFCD00003886
SMILES	C1=CC2=C(C=CC(=C2N=O)O)C=C1S(=O)(=O)[O-].C1=CC2=C(C=CC(=C2N=O)O)C=C1S(=O)(=O)[O-].C1=CC2=C(C=CC(=C2N=O)O)C=C1S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Fe]
Synonym	Acid Green 1,C.I. 10020
IUPAC Name	trisodium;6-hydroxy-5-nitrosonaphthalene-2-sulfonate;iron
InChI Key	VLBLPLXOYXEXJK-UHFFFAOYSA-K
Molecular Formula	C30H18FeN3Na3O15S3

302

Chromotrope FB

CAS: 3567-69-9 Molecular Formula: C20H12N2Na2O7S2 Molecular Weight (g/mol): 502.42 MDL Number: MFCD00003978 InChI Key: OJNIRNOPCQQNRY-JZFXEGLSSA-L Synonym: Acid Red 14; C.I. 14720 PubChem CID: 44135716 SMILES: [Na+].[Na+].[O-]S(=O)(=O)C1=C\C(=N/NC2=C3C=CC=CC3=C(C=C2)S([O-])(=O)=O)C(=O)C2=CC=CC=C12

Pricing & Availability
Specifications

PubChem CID	44135716
CAS	3567-69-9
Molecular Weight (g/mol)	502.42
MDL Number	MFCD00003978
SMILES	[Na+].[Na+].[O-]S(=O)(=O)C1=C\C(=N/NC2=C3C=CC=CC3=C(C=C2)S([O-])(=O)=O)C(=O)C2=CC=CC=C12
Synonym	Acid Red 14; C.I. 14720
InChI Key	OJNIRNOPCQQNRY-JZFXEGLSSA-L
Molecular Formula	C20H12N2Na2O7S2

303

StatLab™ MasterTech Trichrome Masson's Stain Kit

Masson's Stain Kit stains for collagen and muscle in as little 20 minutes.

Pricing & Availability
Specifications

Type	Stain Kit

304

Thermo Scientific Chemicals Phenolphthalein, 0.5% w/v in alcohol

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): 318.33 MDL Number: MFCD00005913 InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N PubChem CID: 4764 ChEBI: CHEBI:34914 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one SMILES: OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

Pricing & Availability
Specifications

PubChem CID	4764
CAS	77-09-8
Molecular Weight (g/mol)	318.33
ChEBI	CHEBI:34914
MDL Number	MFCD00005913
SMILES	OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1
IUPAC Name	3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one
InChI Key	KJFMBFZCATUALV-UHFFFAOYSA-N
Molecular Formula	C20H14O4

305

Thermo Scientific Chemicals Crystal Violet, pure, indicator

Crystal Violet, C25H30ClN3, CAS Number-548-62-9, 90-94-8, Basic Violet 3, C.I. 42555, Gentian Violet, 100g, 13, 756, CHEBI:41688, 407.99, Pure, Danger, GHS H Statement: Very toxic to aquatic life with long lasting effects. Harmful if swallowed. Causes serious eye damage. May cause cancer. | CAS: 548-62-9 | C25H30ClN3 | 407.986 g/mol

Pricing & Availability
Specifications

Molecular Weight (g/mol)	407.986
ChEBI	CHEBI:41688
Chemical Name or Material	Crystal Violet
Grade	Pure
SMILES	CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-]
Merck Index	15, 4430
InChI Key	ZXJXZNDDNMQXFV-UHFFFAOYSA-M
PubChem CID	11057
Name Note	Indicator, Pure
CAS	90-94-8
Health Hazard 3	GHS P Statement: Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Avoid release to the environment. Obtain special instructions before use. IF exposed or concerned: Get medical advice/attention. Do not eat, drink or smoke when using this product. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.
MDL Number	MFCD00011750
Health Hazard 2	GHS H Statement: Very toxic to aquatic life with long lasting effects. Harmful if swallowed. Causes serious eye damage. May cause cancer.
Packaging	Glass bottle
Solubility Information	Solubility in water: 16g/L (25°C). Other solubilities: soluble in chloroform, 1 g/10 mL alcohol, 1 g/15 mL glycerin, practically insoluble in ether
Health Hazard 1	Danger
Synonym	Basic Violet 3,C.I. 42555,Gentian Violet
IUPAC Name	[4-[bis[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride
Beilstein	13, 756
Molecular Formula	C25H30ClN3
Formula Weight	407.99
Melting Point	215.0°C

306

Thermo Scientific Chemicals Ruthenium Red tetrahydrate, pure

CAS: 12790-48-6 Molecular Formula: Cl6H36N14O6Ru3-14 Molecular Weight (g/mol): 844.29 MDL Number: MFCD00167176 InChI Key: IMVKVBRYNZXYAP-UHFFFAOYSA-H PubChem CID: 108195 IUPAC Name: azanide;oxygen(2-);ruthenium;ruthenium(5+);hexachloride;tetrahydrate SMILES: [NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].O.O.O.O.[O-2].[O-2].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Ru].[Ru+5].[Ru+5]

Pricing & Availability
Specifications

PubChem CID	108195
CAS	12790-48-6
Molecular Weight (g/mol)	844.29
MDL Number	MFCD00167176
SMILES	[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].O.O.O.O.[O-2].[O-2].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Ru].[Ru+5].[Ru+5]
IUPAC Name	azanide;oxygen(2-);ruthenium;ruthenium(5+);hexachloride;tetrahydrate
InChI Key	IMVKVBRYNZXYAP-UHFFFAOYSA-H
Molecular Formula	Cl6H36N14O6Ru3-14

307

Thermo Scientific Chemicals Fluorescein Isothiocyanate Isomer I, 90%, Pure

CAS: 3326-32-7 Molecular Formula: C21H11NO5S Molecular Weight (g/mol): 389.381 MDL Number: MFCD00005063 InChI Key: MHMNJMPURVTYEJ-UHFFFAOYSA-N Synonym: 5-FITC,5-Isothiocyanato fluorescein PubChem CID: 18730 ChEBI: CHEBI:37918 IUPAC Name: 3',6'-dihydroxy-6-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one SMILES: C1=CC2=C(C=C1N=C=S)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O

Pricing & Availability
Specifications

PubChem CID	18730
CAS	3326-32-7
Molecular Weight (g/mol)	389.381
ChEBI	CHEBI:37918
MDL Number	MFCD00005063
SMILES	C1=CC2=C(C=C1N=C=S)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O
Synonym	5-FITC,5-Isothiocyanato fluorescein
IUPAC Name	3',6'-dihydroxy-6-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one
InChI Key	MHMNJMPURVTYEJ-UHFFFAOYSA-N
Molecular Formula	C21H11NO5S

308

Thermo Scientific Chemicals Bromocresol Purple

CAS: 115-40-2 Molecular Formula: C21H16Br2O5S Molecular Weight (g/mol): 540.22 MDL Number: MFCD00011681 InChI Key: ABIUHPWEYMSGSR-UHFFFAOYSA-N PubChem CID: 8273 ChEBI: CHEBI:86154 IUPAC Name: 2-bromo-4-[3-(3-bromo-4-hydroxy-5-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-6-methylphenol SMILES: CC1=CC(=CC(Br)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(Br)=C1

Pricing & Availability
Specifications

PubChem CID	8273
CAS	115-40-2
Molecular Weight (g/mol)	540.22
ChEBI	CHEBI:86154
MDL Number	MFCD00011681
SMILES	CC1=CC(=CC(Br)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(Br)=C1
IUPAC Name	2-bromo-4-[3-(3-bromo-4-hydroxy-5-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-6-methylphenol
InChI Key	ABIUHPWEYMSGSR-UHFFFAOYSA-N
Molecular Formula	C21H16Br2O5S

309

Coumarin, 99+%

CAS: 91-64-5 Molecular Formula: C9H6O2 Molecular Weight (g/mol): 146.15 MDL Number: MFCD00006850 InChI Key: ZYGHJZDHTFUPRJ-UHFFFAOYSA-N Synonym: 2H-1-Benzopyran-2-one PubChem CID: 323 ChEBI: CHEBI:28794 IUPAC Name: chromen-2-one SMILES: O=C1OC2=CC=CC=C2C=C1

Pricing & Availability
Specifications

PubChem CID	323
CAS	91-64-5
Molecular Weight (g/mol)	146.15
ChEBI	CHEBI:28794
MDL Number	MFCD00006850
SMILES	O=C1OC2=CC=CC=C2C=C1
Synonym	2H-1-Benzopyran-2-one
IUPAC Name	chromen-2-one
InChI Key	ZYGHJZDHTFUPRJ-UHFFFAOYSA-N
Molecular Formula	C9H6O2

310

Thermo Scientific Chemicals Phenol Red sodium salt, ACS reagent

CAS: 34487-61-1 Molecular Formula: C19H13NaO5S Molecular Weight (g/mol): 376.358 MDL Number: MFCD00066901 InChI Key: HKHYOKBQJILTEI-UHFFFAOYSA-M PubChem CID: 23686673 IUPAC Name: sodium;4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenolate SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	23686673
CAS	34487-61-1
Molecular Weight (g/mol)	376.358
MDL Number	MFCD00066901
SMILES	C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)[O-].[Na+]
IUPAC Name	sodium;4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenolate
InChI Key	HKHYOKBQJILTEI-UHFFFAOYSA-M
Molecular Formula	C19H13NaO5S

311

Bromothymol Blue sodium salt, 0.04% w/v aq. soln.

CAS: 34722-90-2 Molecular Formula: C27H27Br2NaO5S Molecular Weight (g/mol): 646.37 MDL Number: MFCD00077263,MFCD00077263,MFCD00077263 InChI Key: NMKFVGALBGZKGW-FKWCIMQXSA-M PubChem CID: 102183223 SMILES: [Na+].CC(C)C1=CC(\C(C2=CC=CC=C2S([O-])(=O)=O)=C2/C=C(C(C)C)C(=O)C(Br)=C2C)=C(C)C(Br)=C1O

Pricing & Availability
Specifications

PubChem CID	102183223
CAS	34722-90-2
Molecular Weight (g/mol)	646.37
MDL Number	MFCD00077263,MFCD00077263,MFCD00077263
SMILES	[Na+].CC(C)C1=CC(\C(C2=CC=CC=C2S([O-])(=O)=O)=C2/C=C(C(C)C)C(=O)C(Br)=C2C)=C(C)C(Br)=C1O
InChI Key	NMKFVGALBGZKGW-FKWCIMQXSA-M
Molecular Formula	C27H27Br2NaO5S

312

Thermo Scientific Chemicals Rose Bengal, 85%, pure, high purity, Biological stain

CAS: 632-69-9 Molecular Formula: C20H4Cl4I4Na2O5 Molecular Weight (g/mol): 1019.644 MDL Number: MFCD00005043 InChI Key: DPBQSRZQYAYDGY-UHFFFAOYSA-N Synonym: Acid Red 94,C.I. 45440 PubChem CID: 87244310 IUPAC Name: sodium;4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one SMILES: C1=C2C(=C(C(=C1I)O)I)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)I)O)I.[Na].[Na]

Pricing & Availability
Specifications

PubChem CID	87244310
CAS	632-69-9
Molecular Weight (g/mol)	1019.644
MDL Number	MFCD00005043
SMILES	C1=C2C(=C(C(=C1I)O)I)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)I)O)I.[Na].[Na]
Synonym	Acid Red 94,C.I. 45440
IUPAC Name	sodium;4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one
InChI Key	DPBQSRZQYAYDGY-UHFFFAOYSA-N
Molecular Formula	C20H4Cl4I4Na2O5

313

Thermo Scientific Chemicals Alizarin Red S sodium salt, 1% w/v aq. sol.

CAS: 130-22-3 Molecular Formula: C14H7NaO7S Molecular Weight (g/mol): 342.253 MDL Number: MFCD00013049 InChI Key: HFVAFDPGUJEFBQ-UHFFFAOYSA-M PubChem CID: 3955344 ChEBI: CHEBI:87358 IUPAC Name: sodium;3,4-dihydroxy-9,10-dioxoanthracene-2-sulfonate SMILES: C1=CC=C2C(=C1)C(=O)C3=CC(=C(C(=C3C2=O)O)O)S(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	3955344
CAS	130-22-3
Molecular Weight (g/mol)	342.253
ChEBI	CHEBI:87358
MDL Number	MFCD00013049
SMILES	C1=CC=C2C(=C1)C(=O)C3=CC(=C(C(=C3C2=O)O)O)S(=O)(=O)[O-].[Na+]
IUPAC Name	sodium;3,4-dihydroxy-9,10-dioxoanthracene-2-sulfonate
InChI Key	HFVAFDPGUJEFBQ-UHFFFAOYSA-M
Molecular Formula	C14H7NaO7S

314

Eosin B, pure, certified

CAS: 548-24-3 Molecular Formula: C₂₀H₆Br₂N₂Na₂O₉ MDL Number: MFCD00005041 Synonym: 4',5'-Dibromo-2',7'-dinitrofluorescein, disodium salt,4', 5'-Dibromo-2', 7'-dinitrofluorescein,Eosin Bluish

Pricing & Availability
Specifications

CAS	548-24-3
MDL Number	MFCD00005041
Synonym	4',5'-Dibromo-2',7'-dinitrofluorescein, disodium salt,4', 5'-Dibromo-2', 7'-dinitrofluorescein,Eosin Bluish
Molecular Formula	C₂₀H₆Br₂N₂Na₂O₉

315

Thermo Scientific Chemicals Amido Black 10B, 0.2% v/v soln. in 5% acetic acid

CAS: 1064-48-8 Molecular Formula: C22H14N6Na2O9S2 Molecular Weight (g/mol): 616.487 MDL Number: MFCD00004017 InChI Key: HKBVRFLHNUEVRO-UHFFFAOYSA-L Synonym: Acid black 1; C.I. 20470 PubChem CID: 44134531 IUPAC Name: disodium;4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate SMILES: C1=CC=C(C=C1)NN=C2C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)[N+](=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	44134531
CAS	1064-48-8
Molecular Weight (g/mol)	616.487
MDL Number	MFCD00004017
SMILES	C1=CC=C(C=C1)NN=C2C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)[N+](=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
Synonym	Acid black 1; C.I. 20470
IUPAC Name	disodium;4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate
InChI Key	HKBVRFLHNUEVRO-UHFFFAOYSA-L
Molecular Formula	C22H14N6Na2O9S2

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StatLab™ MasterTech Trichrome Masson's Stain Kit Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

StatLab™ MasterTech Trichrome Masson's Stain Kit