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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2,521 – 2,535 of 7,192 results

2,521

Fisher Science Education™ Thymol Blue

CAS: 81012-93-3 Synonym: Thymolsulfonephthalein

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Specifications

CAS	81012-93-3
Synonym	Thymolsulfonephthalein

2,522

Fisher Science Education™ Methylene Blue

CAS: 7440-66-6 Molecular Formula: Zn Molecular Weight (g/mol): 65.38 MDL Number: MFCD00011291 InChI Key: HCHKCACWOHOZIP-UHFFFAOYSA-N PubChem CID: 23994 ChEBI: CHEBI:30185 IUPAC Name: zinc SMILES: [Zn]

Pricing & Availability
Specifications

PubChem CID	23994
CAS	7440-66-6
Molecular Weight (g/mol)	65.38
ChEBI	CHEBI:30185
MDL Number	MFCD00011291
SMILES	[Zn]
IUPAC Name	zinc
InChI Key	HCHKCACWOHOZIP-UHFFFAOYSA-N
Molecular Formula	Zn

2,523

Fisher Science Education™ Methylene Blue

CAS: 7220-79-3 Molecular Formula: C16H24ClN3O3S Molecular Weight (g/mol): 373.90 MDL Number: MFCD00150008 InChI Key: XQAXGZLFSSPBMK-UHFFFAOYSA-M Synonym: Methylene Blue Chloride,Basic Blue 9 PubChem CID: 104827 IUPAC Name: 3,7-bis(dimethylamino)-5λ⁴-phenothiazin-5-ylium trihydrate chloride SMILES: O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C

Pricing & Availability
Specifications

PubChem CID	104827
CAS	7220-79-3
Molecular Weight (g/mol)	373.90
MDL Number	MFCD00150008
SMILES	O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C
Synonym	Methylene Blue Chloride,Basic Blue 9
IUPAC Name	3,7-bis(dimethylamino)-5λ⁴-phenothiazin-5-ylium trihydrate chloride
InChI Key	XQAXGZLFSSPBMK-UHFFFAOYSA-M
Molecular Formula	C16H24ClN3O3S

2,524

Fisher Science Education™ Alizarin Yellow R, Sodium Salt

Pricing & Availability

2,525

Fisher Science Education™ Congo Red, Biological Stain, pH Indicator

CAS: 573-58-0 Molecular Formula: C32H22N6Na2O6S2 Molecular Weight (g/mol): 696.664 InChI Key: IQFVPQOLBLOTPF-UHFFFAOYSA-L Synonym: C.I. Direct Red 28 PubChem CID: 11313 ChEBI: CHEBI:34653 IUPAC Name: disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate SMILES: C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]

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Specifications

PubChem CID	11313
CAS	573-58-0
Molecular Weight (g/mol)	696.664
ChEBI	CHEBI:34653
SMILES	C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]
Synonym	C.I. Direct Red 28
IUPAC Name	disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate
InChI Key	IQFVPQOLBLOTPF-UHFFFAOYSA-L
Molecular Formula	C32H22N6Na2O6S2

2,526

Fisher Science Education™ Calmagite

CAS: 3147-14-6 Molecular Formula: C17H14N2O5S Molecular Weight (g/mol): 358.368 InChI Key: ASFVMSDYPYMUFL-UHFFFAOYSA-N PubChem CID: 6364506 IUPAC Name: 4-[(2-hydroxy-5-methylphenyl)hydrazinylidene]-3-oxonaphthalene-1-sulfonic acid SMILES: CC1=CC(=C(C=C1)O)NN=C2C3=CC=CC=C3C(=CC2=O)S(=O)(=O)O

Pricing & Availability
Specifications

PubChem CID	6364506
CAS	3147-14-6
Molecular Weight (g/mol)	358.368
SMILES	CC1=CC(=C(C=C1)O)NN=C2C3=CC=CC=C3C(=CC2=O)S(=O)(=O)O
IUPAC Name	4-[(2-hydroxy-5-methylphenyl)hydrazinylidene]-3-oxonaphthalene-1-sulfonic acid
InChI Key	ASFVMSDYPYMUFL-UHFFFAOYSA-N
Molecular Formula	C17H14N2O5S

2,527

Fisher Science Education™ Congo Red, 0.1% Aqueous Solution

CAS: 573-58-0 Molecular Formula: C32H22N6Na2O6S2 Molecular Weight (g/mol): 696.664 InChI Key: IQFVPQOLBLOTPF-UHFFFAOYSA-L PubChem CID: 11313 ChEBI: CHEBI:34653 IUPAC Name: disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate SMILES: C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	11313
CAS	573-58-0
Molecular Weight (g/mol)	696.664
ChEBI	CHEBI:34653
SMILES	C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]
IUPAC Name	disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate
InChI Key	IQFVPQOLBLOTPF-UHFFFAOYSA-L
Molecular Formula	C32H22N6Na2O6S2

2,528

Fisher Science Education™ Rhodamine B

CAS: 81-88-9 Molecular Formula: C28H31ClN2O3 Molecular Weight (g/mol): 479.02 MDL Number: MFCD00011931 InChI Key: PYWVYCXTNDRMGF-UHFFFAOYSA-N Synonym: Basic Violet 10,Tetraethylrhodamine,C.I. 45170 PubChem CID: 6694 ChEBI: CHEBI:52334 IUPAC Name: 9-(2-carboxyphenyl)-3,6-bis(diethylamino)-10λ⁴-xanthen-10-ylium chloride SMILES: [Cl-].CCN(CC)C1=CC2=[O+]C3=CC(=CC=C3C(C3=CC=CC=C3C(O)=O)=C2C=C1)N(CC)CC

Pricing & Availability
Specifications

PubChem CID	6694
CAS	81-88-9
Molecular Weight (g/mol)	479.02
ChEBI	CHEBI:52334
MDL Number	MFCD00011931
SMILES	[Cl-].CCN(CC)C1=CC2=[O+]C3=CC(=CC=C3C(C3=CC=CC=C3C(O)=O)=C2C=C1)N(CC)CC
Synonym	Basic Violet 10,Tetraethylrhodamine,C.I. 45170
IUPAC Name	9-(2-carboxyphenyl)-3,6-bis(diethylamino)-10λ⁴-xanthen-10-ylium chloride
InChI Key	PYWVYCXTNDRMGF-UHFFFAOYSA-N
Molecular Formula	C28H31ClN2O3

2,529

Fisher Science Education™ Orange G, Biological Stain

CAS: 1936-15-8 Molecular Formula: C16H10N2Na2O7S2 Molecular Weight (g/mol): 452.36 MDL Number: MFCD00012457 InChI Key: AEOVEGJBKQQFOP-DDVLFWKVSA-L Synonym: Acid Fast Orange G,Acid Orange G PubChem CID: 131850556 IUPAC Name: disodium (8Z)-7-oxo-8-(2-phenylhydrazin-1-ylidene)-7,8-dihydronaphthalene-1,3-disulfonate SMILES: [Na+].[Na+].[O-]S(=O)(=O)C1=CC2=C(\C(=N\NC3=CC=CC=C3)C(=O)C=C2)C(=C1)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	131850556
CAS	1936-15-8
Molecular Weight (g/mol)	452.36
MDL Number	MFCD00012457
SMILES	[Na+].[Na+].[O-]S(=O)(=O)C1=CC2=C(\C(=N\NC3=CC=CC=C3)C(=O)C=C2)C(=C1)S([O-])(=O)=O
Synonym	Acid Fast Orange G,Acid Orange G
IUPAC Name	disodium (8Z)-7-oxo-8-(2-phenylhydrazin-1-ylidene)-7,8-dihydronaphthalene-1,3-disulfonate
InChI Key	AEOVEGJBKQQFOP-DDVLFWKVSA-L
Molecular Formula	C16H10N2Na2O7S2

2,530

Fisher Science Education™ Eosin Yellow, 1% Alcohol Solution

CAS: 17372-87-1 Molecular Formula: C20H12Br4Na2O8 Molecular Weight (g/mol): 745.904 InChI Key: MASXMTNVNASWNH-UHFFFAOYSA-L 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
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+]
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

2,531

Fisher Science Education™ Hematoxylin

CAS: 517-28-2 Molecular Formula: C16H14O6 Molecular Weight (g/mol): 302.28 MDL Number: MFCD00078111 InChI Key: WZUVPPKBWHMQCE-WKTCHCBJNA-N Synonym: Hematoxiline,Hydroxybrazilin,Hydroxybrasilin PubChem CID: 45029742 IUPAC Name: (1R,10S)-8-oxatetracyclo[8.7.0.0²,⁷.0¹²,¹⁷]heptadeca-2(7),3,5,12(17),13,15-hexaene-5,6,10,14,15-pentol SMILES: [H][C@]12C3=C(C[C@@]1(O)COC1=C2C=CC(O)=C1O)C=C(O)C(O)=C3

Pricing & Availability
Specifications

PubChem CID	45029742
CAS	517-28-2
Molecular Weight (g/mol)	302.28
MDL Number	MFCD00078111
SMILES	[H][C@]12C3=C(C[C@@]1(O)COC1=C2C=CC(O)=C1O)C=C(O)C(O)=C3
Synonym	Hematoxiline,Hydroxybrazilin,Hydroxybrasilin
IUPAC Name	(1R,10S)-8-oxatetracyclo[8.7.0.0²,⁷.0¹²,¹⁷]heptadeca-2(7),3,5,12(17),13,15-hexaene-5,6,10,14,15-pentol
InChI Key	WZUVPPKBWHMQCE-WKTCHCBJNA-N
Molecular Formula	C16H14O6

2,532

Fisher Science Education™ Resazurin

CAS: 62758-13-8 Molecular Formula: C12H6NNaO4 Molecular Weight (g/mol): 251.173 InChI Key: IVGPGQSSDLDOLH-UHFFFAOYSA-M Synonym: Biological Stain/Indicator,7-Hydroxy-3H-phenoxazin-3-one 10-oxide, sodium salt PubChem CID: 112939 IUPAC Name: sodium;10-oxido-7-oxophenoxazin-10-ium-3-olate SMILES: C1=CC2=C(C=C1[O-])OC3=CC(=O)C=CC3=[N+]2[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	112939
CAS	62758-13-8
Molecular Weight (g/mol)	251.173
SMILES	C1=CC2=C(C=C1[O-])OC3=CC(=O)C=CC3=[N+]2[O-].[Na+]
Synonym	Biological Stain/Indicator,7-Hydroxy-3H-phenoxazin-3-one 10-oxide, sodium salt
IUPAC Name	sodium;10-oxido-7-oxophenoxazin-10-ium-3-olate
InChI Key	IVGPGQSSDLDOLH-UHFFFAOYSA-M
Molecular Formula	C12H6NNaO4

2,533

Fisher Science Education™ Carmine

CAS: 1390-65-4 Molecular Formula: C22H20O13 Molecular Weight (g/mol): 492.39 MDL Number: MFCD00167028 InChI Key: DGQLVPJVXFOQEV-UHFFFAOYNA-N Synonym: Aluminum Lake PubChem CID: 25113282 IUPAC Name: 3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-9,10-dihydroanthracene-2-carboxylic acid SMILES: CC1=C(C(O)=O)C(O)=CC2=C1C(=O)C1=C(O)C(C3OC(CO)C(O)C(O)C3O)=C(O)C(O)=C1C2=O

Pricing & Availability
Specifications

PubChem CID	25113282
CAS	1390-65-4
Molecular Weight (g/mol)	492.39
MDL Number	MFCD00167028
SMILES	CC1=C(C(O)=O)C(O)=CC2=C1C(=O)C1=C(O)C(C3OC(CO)C(O)C(O)C3O)=C(O)C(O)=C1C2=O
Synonym	Aluminum Lake
IUPAC Name	3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-9,10-dihydroanthracene-2-carboxylic acid
InChI Key	DGQLVPJVXFOQEV-UHFFFAOYNA-N
Molecular Formula	C22H20O13

2,534

Dye, FD&C Blue #1, Innovating Science™

Pricing & Availability

2,535

Sudan III, Saturated, Vion Biosciences

CAS: 85-86-9 Molecular Formula: C22H16N4O Molecular Weight (g/mol): 352.40 MDL Number: MFCD00003905 InChI Key: HTPQPMPFXUWUOT-SRURNFRUSA-N Synonym: Chromatography Dye Solution - Red PubChem CID: Data not available. IUPAC Name: (1Z)-1-{2-[4-(2-phenyldiazen-1-yl)phenyl]hydrazin-1-ylidene}-1,2-dihydronaphthalen-2-one SMILES: O=C1C=CC2=CC=CC=C2\C1=N\NC1=CC=C(C=C1)N=NC1=CC=CC=C1

Pricing & Availability
Specifications

PubChem CID	Data not available.
CAS	85-86-9
Molecular Weight (g/mol)	352.40
MDL Number	MFCD00003905
SMILES	O=C1C=CC2=CC=CC=C2\C1=N\NC1=CC=C(C=C1)N=NC1=CC=CC=C1
Synonym	Chromatography Dye Solution - Red
IUPAC Name	(1Z)-1-{2-[4-(2-phenyldiazen-1-yl)phenyl]hydrazin-1-ylidene}-1,2-dihydronaphthalen-2-one
InChI Key	HTPQPMPFXUWUOT-SRURNFRUSA-N
Molecular Formula	C22H16N4O

Stains and Dyes

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Fisher Science Education™ Thymol Blue Science EducationA science education product.

Fisher Science Education™ Methylene Blue Science EducationA science education product.

Fisher Science Education™ Methylene Blue Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More Science EducationA science education product.

Fisher Science Education™ Alizarin Yellow R, Sodium Salt Science EducationA science education product.

Fisher Science Education™ Congo Red, Biological Stain, pH Indicator Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More Science EducationA science education product.

Fisher Science Education™ Calmagite Science EducationA science education product.

Fisher Science Education™ Congo Red, 0.1% Aqueous Solution Science EducationA science education product.

Fisher Science Education™ Rhodamine B Science EducationA science education product.

Fisher Science Education™ Orange G, Biological Stain Science EducationA science education product.

Fisher Science Education™ Eosin Yellow, 1% Alcohol Solution Science EducationA science education product.

Fisher Science Education™ Hematoxylin Science EducationA science education product.

Fisher Science Education™ Resazurin Science EducationA science education product.

Fisher Science Education™ Carmine Science EducationA science education product.

Dye, FD&C Blue #1, Innovating Science™ Science EducationA science education product.

Sudan III, Saturated, Vion Biosciences Science EducationA science education product.

Fisher Science Education™ Thymol Blue

Fisher Science Education™ Methylene Blue

Fisher Science Education™ Methylene Blue

Fisher Science Education™ Alizarin Yellow R, Sodium Salt

Fisher Science Education™ Congo Red, Biological Stain, pH Indicator

Fisher Science Education™ Calmagite

Fisher Science Education™ Congo Red, 0.1% Aqueous Solution

Fisher Science Education™ Rhodamine B

Fisher Science Education™ Orange G, Biological Stain

Fisher Science Education™ Eosin Yellow, 1% Alcohol Solution

Fisher Science Education™ Hematoxylin

Fisher Science Education™ Resazurin

Fisher Science Education™ Carmine

Dye, FD&C Blue #1, Innovating Science™

Sudan III, Saturated, Vion Biosciences