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.

451 – 465 of 6,701 results

451

Thermo Scientific Chemicals Janus Green B, pure, high purity biological stain

CAS: 2869-83-2 Molecular Formula: C30H31ClN6 Molecular Weight (g/mol): 511.07 MDL Number: MFCD00011758 InChI Key: XXACTDWGHQXLGW-UHFFFAOYSA-M Synonym: C.I. 11050 PubChem CID: 76123 ChEBI: CHEBI:21184 IUPAC Name: 8-[[4-(dimethylamino)phenyl]diazenyl]-N,N-diethyl-10-phenylphenazin-10-ium-2-amine;chloride SMILES: [Cl-].CCN(CC)C1=CC=C2N=C3C=CC(=CC3=[N+](C3=CC=CC=C3)C2=C1)N=NC1=CC=C(C=C1)N(C)C

Pricing & Availability
Specifications

PubChem CID	76123
CAS	2869-83-2
Molecular Weight (g/mol)	511.07
ChEBI	CHEBI:21184
MDL Number	MFCD00011758
SMILES	[Cl-].CCN(CC)C1=CC=C2N=C3C=CC(=CC3=[N+](C3=CC=CC=C3)C2=C1)N=NC1=CC=C(C=C1)N(C)C
Synonym	C.I. 11050
IUPAC Name	8-[[4-(dimethylamino)phenyl]diazenyl]-N,N-diethyl-10-phenylphenazin-10-ium-2-amine;chloride
InChI Key	XXACTDWGHQXLGW-UHFFFAOYSA-M
Molecular Formula	C30H31ClN6

452

Erioglaucine sodium salt

CAS: 3844-45-9 Molecular Formula: C37H34N2Na2O9S3 Molecular Weight (g/mol): 792.844 MDL Number: MFCD00012141 InChI Key: SGHZXLIDFTYFHQ-UHFFFAOYSA-L Synonym: C.I. 42090; Acid Blue 9 PubChem CID: 19700 ChEBI: CHEBI:82411 IUPAC Name: disodium;2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate SMILES: CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=CC=CC=C5S(=O)(=O)[O-].[Na+].[Na+]

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Specifications

PubChem CID	19700
CAS	3844-45-9
Molecular Weight (g/mol)	792.844
ChEBI	CHEBI:82411
MDL Number	MFCD00012141
SMILES	CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=CC=CC=C5S(=O)(=O)[O-].[Na+].[Na+]
Synonym	C.I. 42090; Acid Blue 9
IUPAC Name	disodium;2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate
InChI Key	SGHZXLIDFTYFHQ-UHFFFAOYSA-L
Molecular Formula	C37H34N2Na2O9S3

453

Thermo Scientific Chemicals Rhodamine 123, 99+%, pure

CAS: 62669-70-9 Molecular Formula: C21H19ClN2O4 Molecular Weight (g/mol): 398.843 MDL Number: MFCD00012664 InChI Key: SEXIURXGNASJRB-UHFFFAOYSA-N PubChem CID: 16211830 IUPAC Name: methyl 2-(3-amino-6-iminoxanthen-9-yl)benzoate;hydrate;hydrochloride SMILES: COC(=O)C1=CC=CC=C1C2=C3C=CC(=N)C=C3OC4=C2C=CC(=C4)N.O.Cl

Pricing & Availability
Specifications

PubChem CID	16211830
CAS	62669-70-9
Molecular Weight (g/mol)	398.843
MDL Number	MFCD00012664
SMILES	COC(=O)C1=CC=CC=C1C2=C3C=CC(=N)C=C3OC4=C2C=CC(=C4)N.O.Cl
IUPAC Name	methyl 2-(3-amino-6-iminoxanthen-9-yl)benzoate;hydrate;hydrochloride
InChI Key	SEXIURXGNASJRB-UHFFFAOYSA-N
Molecular Formula	C21H19ClN2O4

454

Epredia™ Richard-Allan Scientific™ Elastic Stain, Van Gieson Stain Solution

Demonstrate the atrophy, thinning and loss of elastic tissue with Epredia™ Richard-Allan Scientific™ Elastic Stain.

Pricing & Availability

455

Thermo Scientific Chemicals Ninhydrin, ozone friendly ready to use spray for TLC

CAS: 485-47-2 | C9H6O4 | 178.143 g/mol

Pricing & Availability

456

Lucifer yellow CH, Dilithium salt, ≥99%, >95%, MP Biomedicals

CAS: 67769-47-5 Molecular Formula: C13H9Li2N5O9S2 Molecular Weight (g/mol): 457.241 InChI Key: RPKCZJYDUKVMGF-UHFFFAOYSA-L Synonym: 6-amino-2[(Hyrazinocarbonyl)amino]-2,3-dihydro-1,3-dioxo-1H-Benz[de] Isoquinoline-5,8-disulfonic acid dilithium salt PubChem CID: 124220108 ChEBI: CHEBI:52106 IUPAC Name: dilithium;6-amino-2-(hydrazinecarbonylamino)-1,3-dioxobenzo[de]isoquinoline-5,8-disulfonate SMILES: [Li+].[Li+].C1=C(C=C2C3=C1C(=O)N(C(=O)C3=CC(=C2N)S(=O)(=O)[O-])NC(=O)NN)S(=O)(=O)[O-]

Pricing & Availability
Specifications

PubChem CID	124220108
CAS	67769-47-5
Molecular Weight (g/mol)	457.241
ChEBI	CHEBI:52106
SMILES	[Li+].[Li+].C1=C(C=C2C3=C1C(=O)N(C(=O)C3=CC(=C2N)S(=O)(=O)[O-])NC(=O)NN)S(=O)(=O)[O-]
Synonym	6-amino-2[(Hyrazinocarbonyl)amino]-2,3-dihydro-1,3-dioxo-1H-Benz[de] Isoquinoline-5,8-disulfonic acid dilithium salt
IUPAC Name	dilithium;6-amino-2-(hydrazinecarbonylamino)-1,3-dioxobenzo[de]isoquinoline-5,8-disulfonate
InChI Key	RPKCZJYDUKVMGF-UHFFFAOYSA-L
Molecular Formula	C13H9Li2N5O9S2

457

Thermo Scientific Chemicals Methylthymol blue, tetrasodium salt, pure, water soluble

Pricing & Availability

458

Crocein Scarlet 3B, TCI America™

CAS: 5413-75-2 Molecular Formula: C22H16N4Na2O7S2 Molecular Weight (g/mol): 558.491 MDL Number: MFCD00003907 InChI Key: BMBHMIGLJQAUTJ-HKWNQDJZSA-N Synonym: Acid Red 73 PubChem CID: 88641610 IUPAC Name: (8Z)-7-oxo-8-[(4-phenyldiazenylphenyl)hydrazinylidene]naphthalene-1,3-disulfonic acid;sodium SMILES: C1=CC=C(C=C1)N=NC2=CC=C(C=C2)NN=C3C(=O)C=CC4=CC(=CC(=C43)S(=O)(=O)O)S(=O)(=O)O.[Na].[Na]

Pricing & Availability
Specifications

PubChem CID	88641610
CAS	5413-75-2
Molecular Weight (g/mol)	558.491
MDL Number	MFCD00003907
SMILES	C1=CC=C(C=C1)N=NC2=CC=C(C=C2)NN=C3C(=O)C=CC4=CC(=CC(=C43)S(=O)(=O)O)S(=O)(=O)O.[Na].[Na]
Synonym	Acid Red 73
IUPAC Name	(8Z)-7-oxo-8-[(4-phenyldiazenylphenyl)hydrazinylidene]naphthalene-1,3-disulfonic acid;sodium
InChI Key	BMBHMIGLJQAUTJ-HKWNQDJZSA-N
Molecular Formula	C22H16N4Na2O7S2

459

Methylene Blue 98.0+%, TCI America™

CAS: 61-73-4 Molecular Formula: C16H18ClN3S Molecular Weight (g/mol): 319.851 MDL Number: MFCD00012111 InChI Key: CXKWCBBOMKCUKX-UHFFFAOYSA-M Synonym: Basic Blue 9 PubChem CID: 6099 ChEBI: CHEBI:6872 IUPAC Name: [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride SMILES: CN(C)C1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.[Cl-]

Pricing & Availability
Specifications

PubChem CID	6099
CAS	61-73-4
Molecular Weight (g/mol)	319.851
ChEBI	CHEBI:6872
MDL Number	MFCD00012111
SMILES	CN(C)C1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.[Cl-]
Synonym	Basic Blue 9
IUPAC Name	[7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride
InChI Key	CXKWCBBOMKCUKX-UHFFFAOYSA-M
Molecular Formula	C16H18ClN3S

460

Thermo Scientific Chemicals Fluorexon

CAS: 1461-15-0 Molecular Formula: C30H26N2O13 Molecular Weight (g/mol): 622.539 MDL Number: MFCD00005049 InChI Key: DEGAKNSWVGKMLS-UHFFFAOYSA-N Synonym: Bis[N, N-bis(carboxymethyl)aminomethyl]fluorescein,Calcein,Fluorescein Complexon PubChem CID: 65079 ChEBI: CHEBI:51903 IUPAC Name: 2-[[7'-[[bis(carboxymethyl)amino]methyl]-3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-2'-yl]methyl-(carboxymethyl)amino]acetic acid SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)CN(CC(=O)O)CC(=O)O)O)O)CN(CC(=O)O)CC(=O)O

Pricing & Availability
Specifications

PubChem CID	65079
CAS	1461-15-0
Molecular Weight (g/mol)	622.539
ChEBI	CHEBI:51903
MDL Number	MFCD00005049
SMILES	C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)CN(CC(=O)O)CC(=O)O)O)O)CN(CC(=O)O)CC(=O)O
Synonym	Bis[N, N-bis(carboxymethyl)aminomethyl]fluorescein,Calcein,Fluorescein Complexon
IUPAC Name	2-[[7'-[[bis(carboxymethyl)amino]methyl]-3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-2'-yl]methyl-(carboxymethyl)amino]acetic acid
InChI Key	DEGAKNSWVGKMLS-UHFFFAOYSA-N
Molecular Formula	C30H26N2O13

461

Nigrosin, alcohol soluble

CAS: 11099-03-9 Molecular Formula: C8H19ClN2O Molecular Weight (g/mol): 194.703 MDL Number: MFCD00149005 InChI Key: GBPWTMZRCAESKB-UHFFFAOYSA-N Synonym: Solvent Black 5; C.I. 50415 PubChem CID: 19828004 IUPAC Name: 2-amino-N,N-dipropylacetamide;hydrochloride SMILES: CCCN(CCC)C(=O)CN.Cl

Pricing & Availability
Specifications

PubChem CID	19828004
CAS	11099-03-9
Molecular Weight (g/mol)	194.703
MDL Number	MFCD00149005
SMILES	CCCN(CCC)C(=O)CN.Cl
Synonym	Solvent Black 5; C.I. 50415
IUPAC Name	2-amino-N,N-dipropylacetamide;hydrochloride
InChI Key	GBPWTMZRCAESKB-UHFFFAOYSA-N
Molecular Formula	C8H19ClN2O

462

Thermo Scientific Chemicals Remazol Brilliant Blue R, pure

CAS: 2580-78-1 Molecular Formula: C22H16N2Na2O11S3 Molecular Weight (g/mol): 626.53 MDL Number: MFCD00001215 InChI Key: KUIXZSYWBHSYCN-UHFFFAOYSA-L Synonym: C.I. 61200 PubChem CID: 17409 IUPAC Name: disodium 1-amino-9,10-dioxo-4-({3-[2-(sulfonatooxy)ethanesulfonyl]phenyl}amino)-9,10-dihydroanthracene-2-sulfonate SMILES: [Na+].[Na+].NC1=C2C(=O)C3=CC=CC=C3C(=O)C2=C(NC2=CC=CC(=C2)S(=O)(=O)CCOS([O-])(=O)=O)C=C1S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	17409
CAS	2580-78-1
Molecular Weight (g/mol)	626.53
MDL Number	MFCD00001215
SMILES	[Na+].[Na+].NC1=C2C(=O)C3=CC=CC=C3C(=O)C2=C(NC2=CC=CC(=C2)S(=O)(=O)CCOS([O-])(=O)=O)C=C1S([O-])(=O)=O
Synonym	C.I. 61200
IUPAC Name	disodium 1-amino-9,10-dioxo-4-({3-[2-(sulfonatooxy)ethanesulfonyl]phenyl}amino)-9,10-dihydroanthracene-2-sulfonate
InChI Key	KUIXZSYWBHSYCN-UHFFFAOYSA-L
Molecular Formula	C22H16N2Na2O11S3

463

Acid Red 91, TCI America™

CAS: 548-24-3 Molecular Formula: C20H8Br2N2O9 MDL Number: MFCD00005041 Synonym: Eosin Bluish, Imperial Red

Pricing & Availability
Specifications

CAS	548-24-3
MDL Number	MFCD00005041
Synonym	Eosin Bluish, Imperial Red
Molecular Formula	C20H8Br2N2O9

464

Alizarin Red S Indicator, 1% (w/v), Ricca Chemical

CAS: 130-22-3 Molecular Formula: C14H7NaO7S Molecular Weight (g/mol): Mixture 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)	Mixture
ChEBI	CHEBI:87358
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

465

Erythrosine B 95.0+%, TCI America™

CAS: 16423-68-0 Molecular Formula: C20H6I4Na2O5 Molecular Weight (g/mol): 879.86 MDL Number: MFCD00144257 InChI Key: IINNWAYUJNWZRM-UHFFFAOYSA-L Synonym: Iodoeosine Sodium Salt, Tetraiodofluorescein Sodium Salt PubChem CID: 12961638 IUPAC Name: disodium 2-(2,4,5,7-tetraiodo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate SMILES: [Na+].[Na+].[O-]C(=O)C1=C(C=CC=C1)C1=C2C=C(I)C(=O)C(I)=C2OC2=C(I)C([O-])=C(I)C=C12

Pricing & Availability
Specifications

PubChem CID	12961638
CAS	16423-68-0
Molecular Weight (g/mol)	879.86
MDL Number	MFCD00144257
SMILES	[Na+].[Na+].[O-]C(=O)C1=C(C=CC=C1)C1=C2C=C(I)C(=O)C(I)=C2OC2=C(I)C([O-])=C(I)C=C12
Synonym	Iodoeosine Sodium Salt, Tetraiodofluorescein Sodium Salt
IUPAC Name	disodium 2-(2,4,5,7-tetraiodo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate
InChI Key	IINNWAYUJNWZRM-UHFFFAOYSA-L
Molecular Formula	C20H6I4Na2O5

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Stains and Dyes

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Crocein Scarlet 3B, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Methylene Blue 98.0+%, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Acid Red 91, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Alizarin Red S Indicator, 1% (w/v), Ricca Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Erythrosine B 95.0+%, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Crocein Scarlet 3B, TCI America™

Methylene Blue 98.0+%, TCI America™

Acid Red 91, TCI America™

Alizarin Red S Indicator, 1% (w/v), Ricca Chemical

Erythrosine B 95.0+%, TCI America™