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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1,261 – 1,275 of 7,126 results

1,261

Gentian Violet, Hucker Formulation, for Gram Staining, Ricca Chemical

For Gram Staining Technique

Pricing & Availability
Specifications

CAS	64-56-1
Packaging	Natural Poly Bottle
CAS Min %	0.66
Grade	Indicator
CAS Max %	0.69

1,262

Fuchsin-Carbol, Ziehl-Neelsen Formulation, for Staining Acid Fast Organisms, Ricca Chemical

Staining Acid Fast Organisms

Pricing & Availability
Specifications

CAS	569-61-9
Color	Dark Red
Packaging	Amber Glass Bottle
CAS Min %	0.26
Chemical Name or Material	Fuchsin-Carbol
Grade	Laboratory
CAS Max %	0.27

1,263

Methylene Blue TS, 0.05% (w/v) Alcoholic, Ricca Chemical

Pricing & Availability
Specifications

Name Note	Test Solution
CAS	7220-79-3
Color	Blue
Physical Form	Liquid
Packaging	Natural Poly Bottle
CAS Min %	0.06
Chemical Name or Material	Methylene Blue
Grade	Laboratory
Concentration	0.05% (w/v)
Solvent or Matrix	Alcoholic Solution
CAS Max %	0.06

1,264

Thymol Blue Sodium Salt, TCI America™

CAS: 62625-21-2 Molecular Formula: C27H29NaO5S Molecular Weight (g/mol): 488.57 MDL Number: MFCD00151093 InChI Key: OCMIKNBSIRSUPI-FRWNMSGJSA-M Synonym: Sodium Thymol Blue PubChem CID: 23692293 IUPAC Name: sodium 2-{[4-hydroxy-2-methyl-5-(propan-2-yl)phenyl][(1E)-2-methyl-4-oxo-5-(propan-2-yl)cyclohexa-2,5-dien-1-ylidene]methyl}benzene-1-sulfonate SMILES: [Na+].CC(C)C1=C\C(=C(\C2=CC(C(C)C)=C(O)C=C2C)C2=C(C=CC=C2)S([O-])(=O)=O)C(C)=CC1=O

Pricing & Availability
Specifications

PubChem CID	23692293
CAS	62625-21-2
Molecular Weight (g/mol)	488.57
MDL Number	MFCD00151093
SMILES	[Na+].CC(C)C1=C\C(=C(\C2=CC(C(C)C)=C(O)C=C2C)C2=C(C=CC=C2)S([O-])(=O)=O)C(C)=CC1=O
Synonym	Sodium Thymol Blue
IUPAC Name	sodium 2-{[4-hydroxy-2-methyl-5-(propan-2-yl)phenyl][(1E)-2-methyl-4-oxo-5-(propan-2-yl)cyclohexa-2,5-dien-1-ylidene]methyl}benzene-1-sulfonate
InChI Key	OCMIKNBSIRSUPI-FRWNMSGJSA-M
Molecular Formula	C27H29NaO5S

1,265

Cresol Red-Thymol Blue TS, Ricca Chemical

Pricing & Availability
Specifications

Name Note	Test Solution
CAS	62625-29-0
Color	Red
Physical Form	Liquid
Packaging	Natural Poly Bottle
CAS Min %	0.01
Chemical Name or Material	Cresol Red-Thymol Blue
Grade	Indicator
CAS Max %	0.01

1,266

Crystal Violet Indicator, 1% (w/v) in Glacial Acetic Acid, Ricca Chemical

CAS: 548-62-9 Molecular Formula: C25H30ClN3 Molecular Weight (g/mol): Mixture InChI Key: ZXJXZNDDNMQXFV-UHFFFAOYSA-M PubChem CID: 11057 ChEBI: CHEBI:41688 IUPAC Name: [4-[bis[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride SMILES: CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-]

Pricing & Availability
Specifications

PubChem CID	11057
CAS	548-62-9
Molecular Weight (g/mol)	Mixture
ChEBI	CHEBI:41688
SMILES	CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-]
IUPAC Name	[4-[bis[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride
InChI Key	ZXJXZNDDNMQXFV-UHFFFAOYSA-M
Molecular Formula	C25H30ClN3

1,267

StatLab MasterTech 10% Alcoholic Hematoxylin

Used to make the working Verhoeffs Elastic Stain within the MasterTech Russell-Movat Pentachrome Stain Kit

Pricing & Availability

1,268

Toluidine Blue Stain, 1% (w/v), Ricca Chemical

CAS: 92-31-9 Molecular Formula: C15H16ClN3S Molecular Weight (g/mol): Mixture MDL Number: MFCD00011934 InChI Key: HNONEKILPDHFOL-UHFFFAOYSA-M PubChem CID: 7083 IUPAC Name: 3-amino-7-(dimethylamino)-2-methyl-5λ4-phenothiazin-5-ylium chloride SMILES: [Cl-].CN(C)C1=CC=C2N=C3C=C(C)C(N)=CC3=[S+]C2=C1

Pricing & Availability
Specifications

PubChem CID	7083
CAS	92-31-9
Molecular Weight (g/mol)	Mixture
MDL Number	MFCD00011934
SMILES	[Cl-].CN(C)C1=CC=C2N=C3C=C(C)C(N)=CC3=[S+]C2=C1
IUPAC Name	3-amino-7-(dimethylamino)-2-methyl-5λ4-phenothiazin-5-ylium chloride
InChI Key	HNONEKILPDHFOL-UHFFFAOYSA-M
Molecular Formula	C15H16ClN3S

1,269

Starch Indicator, with 0.5% Potassium Iodide, Ricca Chemical

Pricing & Availability
Specifications

CAS	10102-17-7
Physical Form	Liquid
CAS Min %	0.0023
Chemical Name or Material	Starch Indicator
CAS Max %	0.0023

1,270

Rhodamine 6G, TCI America™

CAS: 989-38-8 Molecular Formula: C28H31ClN2O3 Molecular Weight (g/mol): 479.017 MDL Number: MFCD00012665 InChI Key: VYXSBFYARXAAKO-UHFFFAOYSA-N Synonym: Basic Red 1 PubChem CID: 51358423 IUPAC Name: ethyl 2-[3-(ethylamino)-6-ethylimino-2,7-dimethylxanthen-9-yl]benzoate;hydron;chloride SMILES: [H+].CCNC1=C(C=C2C(=C1)OC3=CC(=NCC)C(=CC3=C2C4=CC=CC=C4C(=O)OCC)C)C.[Cl-]

Pricing & Availability
Specifications

PubChem CID	51358423
CAS	989-38-8
Molecular Weight (g/mol)	479.017
MDL Number	MFCD00012665
SMILES	[H+].CCNC1=C(C=C2C(=C1)OC3=CC(=NCC)C(=CC3=C2C4=CC=CC=C4C(=O)OCC)C)C.[Cl-]
Synonym	Basic Red 1
IUPAC Name	ethyl 2-[3-(ethylamino)-6-ethylimino-2,7-dimethylxanthen-9-yl]benzoate;hydron;chloride
InChI Key	VYXSBFYARXAAKO-UHFFFAOYSA-N
Molecular Formula	C28H31ClN2O3

1,271

Platner's Starch Indicator, Ricca Chemical

Pricing & Availability
Specifications

CAS	9005-25-8
Chemical Name or Material	Starch indicator

1,272

StatLab MasterTech Modified Bielschowsky's Stain Kit

StatLab MasterTech Modified Bielschowsky's Stain Kit - stains axons, intracellular neurofibrils, and senile plaques in just 35 minutes

Pricing & Availability

1,273

StatLab Poly Scientific Carbol Fuchsin Kinyoun's Stain

StatLab Poly Scientific Carbol Fuchsin Kinyoun's Stain - used to identify acid-fast bacteria, particularly Mycobacterium tuberculosis

Pricing & Availability

1,274

Indophenol Blue, TCI America™

CAS: 132-31-0 Molecular Formula: C18H16N2O Molecular Weight (g/mol): 276.339 MDL Number: MFCD00041739 InChI Key: VRZJGENLTNRAIG-UHFFFAOYSA-N Synonym: N-(4-Dimethylaminophenyl)-1,4-naphthoquinoneimine, alpha-Naphthol Blue PubChem CID: 67235 IUPAC Name: 4-[4-(dimethylamino)phenyl]iminonaphthalen-1-one SMILES: CN(C)C1=CC=C(C=C1)N=C2C=CC(=O)C3=CC=CC=C23

Pricing & Availability
Specifications

PubChem CID	67235
CAS	132-31-0
Molecular Weight (g/mol)	276.339
MDL Number	MFCD00041739
SMILES	CN(C)C1=CC=C(C=C1)N=C2C=CC(=O)C3=CC=CC=C23
Synonym	N-(4-Dimethylaminophenyl)-1,4-naphthoquinoneimine, alpha-Naphthol Blue
IUPAC Name	4-[4-(dimethylamino)phenyl]iminonaphthalen-1-one
InChI Key	VRZJGENLTNRAIG-UHFFFAOYSA-N
Molecular Formula	C18H16N2O

1,275

Phenolphthalein (1% in ca. 85% Ethanol) [for Titration], TCI America™

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): 318.33 MDL Number: MFCD00005913 InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N PubChem CID: 4764 ChEBI: CHEBI:34914 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one SMILES: OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

Pricing & Availability
Specifications

PubChem CID	4764
CAS	77-09-8
Molecular Weight (g/mol)	318.33
ChEBI	CHEBI:34914
MDL Number	MFCD00005913
SMILES	OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1
IUPAC Name	3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one
InChI Key	KJFMBFZCATUALV-UHFFFAOYSA-N
Molecular Formula	C20H14O4

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