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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676 – 690 of 7,126 results

676

Sigma-Aldrich Gram′s Iodine Solution

For use in the Gram staining process for microbiology purposes.

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677

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Methyl Violet 2B, Spectrum™ Chemical

CAS: 8004-87-3

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Specifications

CAS	8004-87-3

678

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Phenol, 5% (w/v) Solution, 4.9-5.1%, Spectrum™ Chemical

CAS: 108-95-2

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Specifications

CAS	108-95-2

679

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Thermo Scientific Chemicals Silver Protein for Histology, Strong

CAS: 9008-42-8 Synonym: Protargol

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Specifications

CAS	9008-42-8
Synonym	Protargol

680

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Thermo Scientific Chemicals Eriochrome∣r Blue Black B

CAS: 3564-14-5 Molecular Formula: C20H13N2NaO5S Molecular Weight (g/mol): 416.38 MDL Number: MFCD00003934 InChI Key: YRFCCVCSEVISHI-GXTSIBQPSA-M Synonym: C.I. 14640; Mordant Black 3 PubChem CID: 23722702 SMILES: [Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC=CC=C12)S([O-])(=O)=O

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Specifications

PubChem CID	23722702
CAS	3564-14-5
Molecular Weight (g/mol)	416.38
MDL Number	MFCD00003934
SMILES	[Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC=CC=C12)S([O-])(=O)=O
Synonym	C.I. 14640; Mordant Black 3
InChI Key	YRFCCVCSEVISHI-GXTSIBQPSA-M
Molecular Formula	C20H13N2NaO5S

681

Biebrich Scarlet sodium salt

CAS: 4196-99-0 Molecular Formula: C22H14N4Na2O7S2 Molecular Weight (g/mol): 556.47 MDL Number: MFCD00003891 InChI Key: YCKMEQRBEVVZQF-VKZXTWAVSA-L Synonym: C.I. 26905; Acid Red 66 PubChem CID: 16219040 IUPAC Name: disodium 2-{2-[(1Z)-2-oxo-1,2-dihydronaphthalen-1-ylidene]hydrazin-1-yl}-5-[2-(4-sulfonatophenyl)diazen-1-yl]benzene-1-sulfonate SMILES: [Na+].[Na+].[O-]S(=O)(=O)C1=CC=C(C=C1)N=NC1=CC=C(N\N=C2/C(=O)C=CC3=CC=CC=C23)C(=C1)S([O-])(=O)=O

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Specifications

PubChem CID	16219040
CAS	4196-99-0
Molecular Weight (g/mol)	556.47
MDL Number	MFCD00003891
SMILES	[Na+].[Na+].[O-]S(=O)(=O)C1=CC=C(C=C1)N=NC1=CC=C(N\N=C2/C(=O)C=CC3=CC=CC=C23)C(=C1)S([O-])(=O)=O
Synonym	C.I. 26905; Acid Red 66
IUPAC Name	disodium 2-{2-[(1Z)-2-oxo-1,2-dihydronaphthalen-1-ylidene]hydrazin-1-yl}-5-[2-(4-sulfonatophenyl)diazen-1-yl]benzene-1-sulfonate
InChI Key	YCKMEQRBEVVZQF-VKZXTWAVSA-L
Molecular Formula	C22H14N4Na2O7S2

682

Alcian Blue 8Gx, MP Biomedicals™

CAS: 75881-23-1 Molecular Formula: C56H68Cl4CuN16S4 Molecular Weight (g/mol): 1298.858 InChI Key: CKLBXIYTBHXJEH-UHFFFAOYSA-J Synonym: Alcian Blue, Ingrain Blue 1 PubChem CID: 16211091 SMILES: CN(C)C(=[N+](C)C)SCC1=CC2=C(C=C1)C3=NC4=NC(=NC5=C6C=C(C=CC6=C([N-]5)N=C7C8=C(C=CC(=C8)CSC(=[N+](C)C)N(C)C)C(=N7)N=C2[N-]3)CSC(=[N+](C)C)N(C)C)C9=C4C=C(C=C9)CSC(=[N+](C)C)N(C)C.[Cl-].[Cl-].[Cl-].[Cl-].[Cu+2]

Pricing & Availability
Specifications

PubChem CID	16211091
CAS	75881-23-1
Molecular Weight (g/mol)	1298.858
SMILES	CN(C)C(=[N+](C)C)SCC1=CC2=C(C=C1)C3=NC4=NC(=NC5=C6C=C(C=CC6=C([N-]5)N=C7C8=C(C=CC(=C8)CSC(=[N+](C)C)N(C)C)C(=N7)N=C2[N-]3)CSC(=[N+](C)C)N(C)C)C9=C4C=C(C=C9)CSC(=[N+](C)C)N(C)C.[Cl-].[Cl-].[Cl-].[Cl-].[Cu+2]
Synonym	Alcian Blue, Ingrain Blue 1
InChI Key	CKLBXIYTBHXJEH-UHFFFAOYSA-J
Molecular Formula	C56H68Cl4CuN16S4

683

BD Indole Reagent Dropper

Identify microorganisms without mixing or measuring reagents

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684

Azomethine-H hydrate

CAS: 32266-60-7 Molecular Formula: C17H13NO8S2 Molecular Weight (g/mol): 423.41 MDL Number: MFCD00066536 InChI Key: DUCCKQSNXPFEGT-NVMNQCDNSA-N PubChem CID: 5702781 SMILES: OC1=CC=CC=C1\C=N/C1=C2C(O)=CC(=CC2=CC(=C1)S(O)(=O)=O)S(O)(=O)=O

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Specifications

PubChem CID	5702781
CAS	32266-60-7
Molecular Weight (g/mol)	423.41
MDL Number	MFCD00066536
SMILES	OC1=CC=CC=C1\C=N/C1=C2C(O)=CC(=CC2=CC(=C1)S(O)(=O)=O)S(O)(=O)=O
InChI Key	DUCCKQSNXPFEGT-NVMNQCDNSA-N
Molecular Formula	C17H13NO8S2

685

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Thermo Scientific Chemicals Sudan II, pure

CAS: 3118-97-6 Molecular Formula: C18H16N2O Molecular Weight (g/mol): 276.34 MDL Number: MFCD00003896 InChI Key: YPXOPAFVVHXQDP-ZZEZOPTASA-N Synonym: C.I. 12140,1-(2, 4-Dimethylphenylazo)-2-naphthol,Solvent orange 7 PubChem CID: 5809936 IUPAC Name: (1Z)-1-[(2,4-dimethylphenyl)hydrazinylidene]naphthalen-2-one SMILES: CC1=CC=C(N\N=C2/C(=O)C=CC3=CC=CC=C23)C(C)=C1

Pricing & Availability
Specifications

PubChem CID	5809936
CAS	3118-97-6
Molecular Weight (g/mol)	276.34
MDL Number	MFCD00003896
SMILES	CC1=CC=C(N\N=C2/C(=O)C=CC3=CC=CC=C23)C(C)=C1
Synonym	C.I. 12140,1-(2, 4-Dimethylphenylazo)-2-naphthol,Solvent orange 7
IUPAC Name	(1Z)-1-[(2,4-dimethylphenyl)hydrazinylidene]naphthalen-2-one
InChI Key	YPXOPAFVVHXQDP-ZZEZOPTASA-N
Molecular Formula	C18H16N2O

686

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Thermo Scientific Chemicals Lissamine Green B, pure

CAS: 3087-16-9 Molecular Formula: C27H25N2NaO7S2 Molecular Weight (g/mol): 576.614 MDL Number: MFCD00012117 InChI Key: WDPIZEKLJKBSOZ-UHFFFAOYSA-M Synonym: Acid Green 50,C.I. 44090,Wool Green S PubChem CID: 91525 IUPAC Name: sodium;4-[[4-(dimethylamino)phenyl]-(4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]-3-hydroxynaphthalene-2,7-disulfonate SMILES: CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	91525
CAS	3087-16-9
Molecular Weight (g/mol)	576.614
MDL Number	MFCD00012117
SMILES	CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+]
Synonym	Acid Green 50,C.I. 44090,Wool Green S
IUPAC Name	sodium;4-[[4-(dimethylamino)phenyl]-(4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]-3-hydroxynaphthalene-2,7-disulfonate
InChI Key	WDPIZEKLJKBSOZ-UHFFFAOYSA-M
Molecular Formula	C27H25N2NaO7S2

687

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Thermo Scientific Chemicals Sudan Red 7B

CAS: 6368-72-5 Molecular Formula: C24H21N5 Molecular Weight (g/mol): 379.467 MDL Number: MFCD00003904 InChI Key: VKWNTWQXVLKCSG-UHFFFAOYSA-N Synonym: C.I. 26050,N-Ethyl-1-[4-(phenylazo)phenylazo]-2-naphthylamine,Fat Red 7B,Solvent Red 19 PubChem CID: 61396 IUPAC Name: N-ethyl-1-[(4-phenyldiazenylphenyl)diazenyl]naphthalen-2-amine SMILES: CCNC1=C(C2=CC=CC=C2C=C1)N=NC3=CC=C(C=C3)N=NC4=CC=CC=C4

Pricing & Availability
Specifications

PubChem CID	61396
CAS	6368-72-5
Molecular Weight (g/mol)	379.467
MDL Number	MFCD00003904
SMILES	CCNC1=C(C2=CC=CC=C2C=C1)N=NC3=CC=C(C=C3)N=NC4=CC=CC=C4
Synonym	C.I. 26050,N-Ethyl-1-[4-(phenylazo)phenylazo]-2-naphthylamine,Fat Red 7B,Solvent Red 19
IUPAC Name	N-ethyl-1-[(4-phenyldiazenylphenyl)diazenyl]naphthalen-2-amine
InChI Key	VKWNTWQXVLKCSG-UHFFFAOYSA-N
Molecular Formula	C24H21N5

688

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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

689

BD 10% Potassium Hydroxide Reagent Dropper

Identify microorganisms without mixing or measuring reagents

Pricing & Availability

690

BD Desoxycholate Reagent Dropper

Identify microorganisms without mixing or measuring reagents

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Stains and Dyes

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Methyl Violet 2B, Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Phenol, 5% (w/v) Solution, 4.9-5.1%, Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

BD Indole Reagent Dropper GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

BD 10% Potassium Hydroxide Reagent Dropper GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Methyl Violet 2B, Spectrum™ Chemical

Phenol, 5% (w/v) Solution, 4.9-5.1%, Spectrum™ Chemical

BD Indole Reagent Dropper

BD 10% Potassium Hydroxide Reagent Dropper