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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556 – 570 of 7,393 results

556

Sigma-Aldrich Crystal Violet Solution for Gram Stain Procedure No. HT91

For use in histological staining in microbiology and cell biology.

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557

R&D Systems™ Goat VisUCyte HRP Polymer-DAB Cell & Tissue Staining Kit

Cell & Tissue Staining Kit

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558

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Erythrosin B, Spectrum™ Chemical

CAS: 16423-68-0

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Specifications

CAS	16423-68-0

559

MilliporeSigma™ Calcein-AM, Calbiochem™,

CAS: 148504-34-1 Molecular Formula: C46H46N2O23 Molecular Weight (g/mol): 994.87 MDL Number: MFCD05861516 InChI Key: BQRGNLJZBFXNCZ-UHFFFAOYSA-N Synonym: Calcein-acetoxymethyl Ester, Diacetate, CAL-AM IUPAC Name: (acetyloxy)methyl 2-({2-[(acetyloxy)methoxy]-2-oxoethyl}({[3',6'-bis(acetyloxy)-7'-{[bis({2-[(acetyloxy)methoxy]-2-oxoethyl})amino]methyl}-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthen]-2'-yl]methyl})amino)acetate SMILES: CC(=O)OCOC(=O)CN(CC(=O)OCOC(C)=O)CC1=CC2=C(OC3=CC(OC(C)=O)=C(CN(CC(=O)OCOC(C)=O)CC(=O)OCOC(C)=O)C=C3C22OC(=O)C3=CC=CC=C23)C=C1OC(C)=O

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Specifications

CAS	148504-34-1
Molecular Weight (g/mol)	994.87
MDL Number	MFCD05861516
SMILES	CC(=O)OCOC(=O)CN(CC(=O)OCOC(C)=O)CC1=CC2=C(OC3=CC(OC(C)=O)=C(CN(CC(=O)OCOC(C)=O)CC(=O)OCOC(C)=O)C=C3C22OC(=O)C3=CC=CC=C23)C=C1OC(C)=O
Synonym	Calcein-acetoxymethyl Ester, Diacetate, CAL-AM
IUPAC Name	(acetyloxy)methyl 2-({2-[(acetyloxy)methoxy]-2-oxoethyl}({[3',6'-bis(acetyloxy)-7'-{[bis({2-[(acetyloxy)methoxy]-2-oxoethyl})amino]methyl}-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthen]-2'-yl]methyl})amino)acetate
InChI Key	BQRGNLJZBFXNCZ-UHFFFAOYSA-N
Molecular Formula	C46H46N2O23

560

BD Horizon™ Fixable Viability Stain 440 UV, 200 μg

For research use only

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561

Percent Purity	≥75 %
CAS	314-13-6
Molecular Weight (g/mol)	960.81 g/mol
Chemical Name or Material	Evans Blue

562

Alcian Blue, Pyridine Variant, Sigma-Aldrich

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563

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Bromocresol Green, 0.1% (w/v) Aqueous Indicator Solution, Spectrum™ Chemical

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Specifications

CAS	7732-18-5
Color	Blue/Green
Packaging	Poly Bottle
Chemical Name or Material	Bromocresol Green
Grade	Chemical Solution
Concentration	0.10%

564

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Thermo Scientific Chemicals Biebrich Scarlet, dye content approx. 70%

CAS: 4196-99-0 Molecular Formula: C22H14N4Na2O7S2 Molecular Weight (g/mol): 556.47 MDL Number: MFCD00003891 InChI Key: YCKMEQRBEVVZQF-VKZXTWAVSA-L Synonym: Acid Red 66,C.I. 26905,Ponceau BS,Croceine scarlet 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	Acid Red 66,C.I. 26905,Ponceau BS,Croceine scarlet
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

565

Wright's Eosine Methylene Blue, For Microscopy, MilliporeSigma™

Pricing & Availability

566

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Thermo Scientific Chemicals Methyl Green, zinc chloride

CAS: 7114-03-6 Molecular Formula: C27H35Cl4N3Zn Molecular Weight (g/mol): 608.78 MDL Number: MFCD00151094 InChI Key: ZKOGXCSOLMZRAZ-UHFFFAOYSA-J Synonym: C.I. 42590 PubChem CID: 131675247 IUPAC Name: zinc;[4-[[4-(dimethylamino)phenyl]-(4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]phenyl]-ethyl-dimethylazanium;bromide;trichloride SMILES: CC[N+](C)(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-].[Cl-].[Cl-].[Zn+2].[Br-]

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Specifications

PubChem CID	131675247
CAS	7114-03-6
Molecular Weight (g/mol)	608.78
MDL Number	MFCD00151094
SMILES	CC[N+](C)(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-].[Cl-].[Cl-].[Zn+2].[Br-]
Synonym	C.I. 42590
IUPAC Name	zinc;[4-[[4-(dimethylamino)phenyl]-(4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]phenyl]-ethyl-dimethylazanium;bromide;trichloride
InChI Key	ZKOGXCSOLMZRAZ-UHFFFAOYSA-J
Molecular Formula	C27H35Cl4N3Zn

567

Xylenol Orange Disodium Salt, For spectrophotometric determination of metal ions, MilliporeSigma™ Supelco™

CAS: 1611-35-4 Molecular Formula: C31H32N2O13S Molecular Weight (g/mol): 672.66 InChI Key: ORZHVTYKPFFVMG-UHFFFAOYSA-N Synonym: 3,3 '-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonephthalein disodium salt IUPAC Name: 2-[({5-[3-(3-{[bis(carboxymethyl)amino]methyl}-4-hydroxy-5-methylphenyl)-1,1-dioxo-3H-2,1λ⁶-benzoxathiol-3-yl]-2-hydroxy-3-methylphenyl}methyl)(carboxymethyl)amino]acetic acid SMILES: CC1=CC(=CC(CN(CC(O)=O)CC(O)=O)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(CN(CC(O)=O)CC(O)=O)=C1

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Specifications

CAS	1611-35-4
Molecular Weight (g/mol)	672.66
SMILES	CC1=CC(=CC(CN(CC(O)=O)CC(O)=O)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(CN(CC(O)=O)CC(O)=O)=C1
Synonym	3,3 '-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonephthalein disodium salt
IUPAC Name	2-[({5-[3-(3-{[bis(carboxymethyl)amino]methyl}-4-hydroxy-5-methylphenyl)-1,1-dioxo-3H-2,1λ⁶-benzoxathiol-3-yl]-2-hydroxy-3-methylphenyl}methyl)(carboxymethyl)amino]acetic acid
InChI Key	ORZHVTYKPFFVMG-UHFFFAOYSA-N
Molecular Formula	C31H32N2O13S

568

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Bismarck Brown Y

CAS: 10114-58-6 Molecular Formula: C18H20Cl2N8 Molecular Weight (g/mol): 419.314 MDL Number: MFCD00012977 InChI Key: MCZVRBLCRZWFJH-UHFFFAOYSA-N Synonym: C.I. 21000 PubChem CID: 82360 ChEBI: CHEBI:53615 IUPAC Name: 4-[[3-[(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]benzene-1,3-diamine;dihydrochloride SMILES: C1=CC(=CC(=C1)N=NC2=C(C=C(C=C2)N)N)N=NC3=C(C=C(C=C3)N)N.Cl.Cl

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Specifications

PubChem CID	82360
CAS	10114-58-6
Molecular Weight (g/mol)	419.314
ChEBI	CHEBI:53615
MDL Number	MFCD00012977
SMILES	C1=CC(=CC(=C1)N=NC2=C(C=C(C=C2)N)N)N=NC3=C(C=C(C=C3)N)N.Cl.Cl
Synonym	C.I. 21000
IUPAC Name	4-[[3-[(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]benzene-1,3-diamine;dihydrochloride
InChI Key	MCZVRBLCRZWFJH-UHFFFAOYSA-N
Molecular Formula	C18H20Cl2N8