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.

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1,456 – 1,470 of 7,098 results

1,456

Eosin Y Stain, 0.25% (w/v) in 57% (v/v) Alcohol, Acidified Working Solution, Ricca Chemical

Pricing & Availability
Specifications

Name Note	Acidified Working Solution
Percent Purity	0.25% W/V
CAS	64-19-7
Color	Orange/Red
Physical Form	Liquid
pH	4.65
Packaging	Natural Poly Bottle
CAS Min %	0.5
Chemical Name or Material	Eosin Y Stain
Grade	Indicator
Concentration	0.25% (w/v)
Solvent or Matrix	57% (v/v) Alcohol
CAS Max %	0.52

1,457

Brilliant Blue R, TCI America™

CAS: 6104-59-2 Molecular Formula: C45H44N3NaO7S2 Molecular Weight (g/mol): 825.97 MDL Number: MFCD00041762 InChI Key: HAEGGLCXLFWTBE-UHFFFAOYSA-M Synonym: Acid Cyanine 6B, Alizarin Rubinol 5G, Solar Cyanine 6B, Acid Blue 83, Coomassie Brilliant Blue R-250, CBB R-250 PubChem CID: 61365 IUPAC Name: sodium {4-[(4-ethoxyphenyl)amino]phenyl}bis(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)methylium SMILES: [Na+].CCOC1=CC=C(NC2=CC=C(C=C2)[C+](C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C=C1

Pricing & Availability
Specifications

PubChem CID	61365
CAS	6104-59-2
Molecular Weight (g/mol)	825.97
MDL Number	MFCD00041762
SMILES	[Na+].CCOC1=CC=C(NC2=CC=C(C=C2)[C+](C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C=C1
Synonym	Acid Cyanine 6B, Alizarin Rubinol 5G, Solar Cyanine 6B, Acid Blue 83, Coomassie Brilliant Blue R-250, CBB R-250
IUPAC Name	sodium {4-[(4-ethoxyphenyl)amino]phenyl}bis(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)methylium
InChI Key	HAEGGLCXLFWTBE-UHFFFAOYSA-M
Molecular Formula	C45H44N3NaO7S2

1,458

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

1,459

Acid Red 94, TCI America™

CAS: 632-69-9 Molecular Formula: C20H4Cl4I4Na2O5 Molecular Weight (g/mol): 1019.644 MDL Number: MFCD00151169 InChI Key: DPBQSRZQYAYDGY-UHFFFAOYSA-N Synonym: Rose Bengal 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	MFCD00151169
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	Rose Bengal
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

1,460

StatLab™ ClearView Hematoxylin

An ideal hematoxylin stain.

Pricing & Availability

1,461

Acid Red 87 90.0+%, TCI America™

CAS: 17372-87-1 Molecular Formula: C20H12Br4Na2O8 Molecular Weight (g/mol): 745.904 MDL Number: MFCD00005040 InChI Key: MASXMTNVNASWNH-UHFFFAOYSA-L Synonym: Eosine, Tetrabromofluorescein Sodium Salt PubChem CID: 91886399 IUPAC Name: disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate SMILES: C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].O.O.O.[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	91886399
CAS	17372-87-1
Molecular Weight (g/mol)	745.904
MDL Number	MFCD00005040
SMILES	C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].O.O.O.[Na+].[Na+]
Synonym	Eosine, Tetrabromofluorescein Sodium Salt
IUPAC Name	disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate
InChI Key	MASXMTNVNASWNH-UHFFFAOYSA-L
Molecular Formula	C20H12Br4Na2O8

1,462

Potassium Chromate TS, 10% (w/v), Chloride Free, Indicator for Argentometric Titrations, Ricca Chemical

CAS: 7789-00-6 Molecular Formula: CrK2O4 Molecular Weight (g/mol): Mixture MDL Number: MFCD00011368 InChI Key: XMXNVYPJWBTAHN-UHFFFAOYSA-N Synonym: potassium chromate,bipotassium chromate,potassium chromate vi,dipotassium monochromate,dipotassium chromate,tarapacaite,chromate of potash,chromate of potass,neutral potassium chromate,caswell no. 687 PubChem CID: 24597 ChEBI: CHEBI:75249 IUPAC Name: dipotassium dioxochromiumbis(olate) SMILES: [K+].[K+].[O-][Cr]([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	24597
CAS	7789-00-6
Molecular Weight (g/mol)	Mixture
ChEBI	CHEBI:75249
MDL Number	MFCD00011368
SMILES	[K+].[K+].[O-][Cr]([O-])(=O)=O
Synonym	potassium chromate,bipotassium chromate,potassium chromate vi,dipotassium monochromate,dipotassium chromate,tarapacaite,chromate of potash,chromate of potass,neutral potassium chromate,caswell no. 687
IUPAC Name	dipotassium dioxochromiumbis(olate)
InChI Key	XMXNVYPJWBTAHN-UHFFFAOYSA-N
Molecular Formula	CrK2O4

1,463

Janus Green B, TCI America™

CAS: 2869-83-2 Molecular Formula: C30H31ClN6 Molecular Weight (g/mol): 511.07 MDL Number: MFCD00011758 InChI Key: XXACTDWGHQXLGW-UHFFFAOYSA-M PubChem CID: 76123 ChEBI: CHEBI:21184 IUPAC Name: 3-(diethylamino)-7-{2-[4-(dimethylamino)phenyl]diazen-1-yl}-5-phenyl-5λ⁵-phenazin-5-ylium 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
IUPAC Name	3-(diethylamino)-7-{2-[4-(dimethylamino)phenyl]diazen-1-yl}-5-phenyl-5λ⁵-phenazin-5-ylium chloride
InChI Key	XXACTDWGHQXLGW-UHFFFAOYSA-M
Molecular Formula	C30H31ClN6

1,464

Murexide, TCI America™

CAS: 3051-09-0 Molecular Formula: C8H3N5O6-2 Molecular Weight (g/mol): 265.141 MDL Number: MFCD00012777 InChI Key: MUMMBXDKKJEASE-UHFFFAOYSA-L Synonym: Ammonium Purpurate PubChem CID: 51381221 IUPAC Name: 6-oxo-5-[(2,4,6-trioxo-1,3-diazinan-5-ylidene)amino]-1H-pyrimidine-2,4-diolate SMILES: C1(=C(N=C(NC1=O)[O-])[O-])N=C2C(=O)NC(=O)NC2=O

Pricing & Availability
Specifications

PubChem CID	51381221
CAS	3051-09-0
Molecular Weight (g/mol)	265.141
MDL Number	MFCD00012777
SMILES	C1(=C(N=C(NC1=O)[O-])[O-])N=C2C(=O)NC(=O)NC2=O
Synonym	Ammonium Purpurate
IUPAC Name	6-oxo-5-[(2,4,6-trioxo-1,3-diazinan-5-ylidene)amino]-1H-pyrimidine-2,4-diolate
InChI Key	MUMMBXDKKJEASE-UHFFFAOYSA-L
Molecular Formula	C8H3N5O6-2

1,465

Methylene Blue Hydrate 70.0+%, TCI America™

CAS: 61-73-4 Molecular Formula: C16H18ClN3S Molecular Weight (g/mol): 319.851 MDL Number: MFCD00012111 InChI Key: CXKWCBBOMKCUKX-UHFFFAOYSA-M Synonym: 3,7-Bis(dimethylamino)-5-phenothiazinium Chloride, 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	3,7-Bis(dimethylamino)-5-phenothiazinium Chloride, Basic Blue 9
IUPAC Name	[7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride
InChI Key	CXKWCBBOMKCUKX-UHFFFAOYSA-M
Molecular Formula	C16H18ClN3S

1,466

Methyl Red Indicator, 0.02% (w/v), Ricca Chemical

Pricing & Availability
Specifications

Percent Purity	0.02% W/V
CAS	7732-18-5
Color	Orange to Red
Physical Form	Liquid
pH	5
Packaging	Natural Poly Bottle
Chemical Name or Material	Methyl Red Indicator
Grade	Indicator
Concentration	0.02% (w/v)
Solvent or Matrix	Aqueous Solution

1,467

StatLab MasterTech Eosin Y Stain, Aqueous

Non-hazardous and non-flammable alternative to traditional alcohol-based Eosin-Y formulations.

Pricing & Availability
Specifications

Color	Clear

1,468

CAS	1787-61-7
Physical Form	Powder
CAS Min %	0.98
Chemical Name or Material	Total Hardness Indicator
CAS Max %	1.02

1,469

Bromophenol Blue (0.04% in Water) [for pH Determination], TCI America™

MDL Number: MFCD00005875

Pricing & Availability
Specifications

MDL Number	MFCD00005875

1,470

Acid Green 9, TCI America™

CAS: 4857-81-2 Molecular Formula: C37H34ClN2NaO6S2 Molecular Weight (g/mol): 725.247 MDL Number: MFCD00050440 InChI Key: SHBDDIJUSNNBLQ-UHFFFAOYSA-M Synonym: Patent Green, Alizarin Green, Brilliant Acid Green, Brilliant Milling Green PubChem CID: 25021982 IUPAC Name: sodium;3-[[4-[(2-chlorophenyl)-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]-N-ethylanilino]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=C5Cl.[Na+]

Pricing & Availability
Specifications

PubChem CID	25021982
CAS	4857-81-2
Molecular Weight (g/mol)	725.247
MDL Number	MFCD00050440
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=C5Cl.[Na+]
Synonym	Patent Green, Alizarin Green, Brilliant Acid Green, Brilliant Milling Green
IUPAC Name	sodium;3-[[4-[(2-chlorophenyl)-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]-N-ethylanilino]methyl]benzenesulfonate
InChI Key	SHBDDIJUSNNBLQ-UHFFFAOYSA-M
Molecular Formula	C37H34ClN2NaO6S2

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