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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1,621 – 1,635 of 7,098 results

1,621

Bromocresol Purple Indicator, 0.04% (w/v), Ricca Chemical

Pricing & Availability
Specifications

Percent Purity	0.04% W/V
CAS	7732-18-5
Color	Red
Physical Form	Liquid
pH	6
Packaging	Natural Poly Bottle
CAS Min %	0.04
Chemical Name or Material	Bromocresol Purple Indicator
Grade	Indicator
Concentration	0.04% (w/v)
Solvent or Matrix	Aqueous Solution
CAS Max %	0.04

1,622

p-Dimethylaminobenzalrhodanine, 0.02% (w/v) in Acetone, Indicator for Argentimetric Titrations, Ricca Chemical

CAS: 536-17-4 Molecular Formula: C12H12N2OS2 Molecular Weight (g/mol): Mixture InChI Key: JJRVRELEASDUMY-UHFFFAOYSA-N PubChem CID: 2723826 IUPAC Name: 5-[[4-(dimethylamino)phenyl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one SMILES: CN(C)C1=CC=C(C=C1)C=C2C(=O)NC(=S)S2

Pricing & Availability
Specifications

PubChem CID	2723826
CAS	536-17-4
Molecular Weight (g/mol)	Mixture
SMILES	CN(C)C1=CC=C(C=C1)C=C2C(=O)NC(=S)S2
IUPAC Name	5-[[4-(dimethylamino)phenyl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one
InChI Key	JJRVRELEASDUMY-UHFFFAOYSA-N
Molecular Formula	C12H12N2OS2

1,623

Brilliant Green, Certified, CI 42040, Ricca Chemical

CAS: 633-03-4 Molecular Formula: C27H34N2O4S Molecular Weight (g/mol): 482.639 InChI Key: NNBFNNNWANBMTI-UHFFFAOYSA-M PubChem CID: 12449 IUPAC Name: [4-[[4-(diethylamino)phenyl]-phenylmethylidene]cyclohexa-2,5-dien-1-ylidene]-diethylazanium;hydrogen sulfate SMILES: CCN(CC)C1=CC=C(C=C1)C(=C2C=CC(=[N+](CC)CC)C=C2)C3=CC=CC=C3.OS(=O)(=O)[O-]

Pricing & Availability
Specifications

PubChem CID	12449
CAS	633-03-4
Molecular Weight (g/mol)	482.639
SMILES	CCN(CC)C1=CC=C(C=C1)C(=C2C=CC(=[N+](CC)CC)C=C2)C3=CC=CC=C3.OS(=O)(=O)[O-]
IUPAC Name	[4-[[4-(diethylamino)phenyl]-phenylmethylidene]cyclohexa-2,5-dien-1-ylidene]-diethylazanium;hydrogen sulfate
InChI Key	NNBFNNNWANBMTI-UHFFFAOYSA-M
Molecular Formula	C27H34N2O4S

1,624

Bromophenol Blue TS, 0.1% (w/v) in dilute Alcohol, Ricca Chemical

Pricing & Availability
Specifications

Name Note	Test Solution
CAS	62625-28-9
Color	Blue
Physical Form	Liquid
pH	>4
Packaging	Natural Poly Bottle
CAS Min %	0.11
Chemical Name or Material	Bromophenol Blue
Grade	Indicator
Concentration	0.1% (w/v)
Solvent or Matrix	Dilute Alcohol
CAS Max %	0.11

1,625

Acid Green 50, TCI America™

CAS: 3087-16-9 Molecular Formula: C27H25N2NaO7S2 Molecular Weight (g/mol): 576.614 MDL Number: MFCD00012117 InChI Key: WDPIZEKLJKBSOZ-UHFFFAOYSA-M Synonym: Green S, Lissamine Green B 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	Green S, Lissamine Green B
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

1,626

StatLab MasterTech Toluidine Blue Stock Solution

Used to identify and highlight specific tissue components like mast cells, cartilage, and mucin

Pricing & Availability

1,627

StatLab MasterTech 3% Potassium Ferrocyanide

StatLab 3% Potassium Ferrocyanide, a MasterTech Special Stain Kit Component

Pricing & Availability
Specifications

Product Type	Potassium Ferrocyanide
Concentration	3%

1,628

StatLab MasterTech Bielschowsky's Modified Stain Kit

Used to visualize nerve fibers, axons, neurofibrillary tangles, and senile plaques in brain tissue.

Pricing & Availability

1,629

Uranine, TCI America™

CAS: 518-47-8 Molecular Formula: C20H10Na2O5 Molecular Weight (g/mol): 376.28 MDL Number: MFCD00167039 InChI Key: NJDNXYGOVLYJHP-UHFFFAOYSA-L Synonym: Fluorescein Sodium Salt IUPAC Name: disodium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate SMILES: [Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12

Pricing & Availability
Specifications

CAS	518-47-8
Molecular Weight (g/mol)	376.28
MDL Number	MFCD00167039
SMILES	[Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12
Synonym	Fluorescein Sodium Salt
IUPAC Name	disodium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate
InChI Key	NJDNXYGOVLYJHP-UHFFFAOYSA-L
Molecular Formula	C20H10Na2O5

1,630

Food Red No. 2, TCI America™

CAS: 915-67-3 Molecular Formula: C20H11N2Na3O10S3 Molecular Weight (g/mol): 604.46 MDL Number: MFCD00004076 InChI Key: VOBHRQFELWTZFS-DXVNCNPQSA-K PubChem CID: 6364527 IUPAC Name: trisodium (4E)-3-oxo-4-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-3,4-dihydronaphthalene-2,7-disulfonate SMILES: [Na+].[Na+].[Na+].[O-]S(=O)(=O)C1=CC=C2C(=C1)C=C(C(=O)\C2=N\NC1=C2C=CC=CC2=C(C=C1)S([O-])(=O)=O)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	6364527
CAS	915-67-3
Molecular Weight (g/mol)	604.46
MDL Number	MFCD00004076
SMILES	[Na+].[Na+].[Na+].[O-]S(=O)(=O)C1=CC=C2C(=C1)C=C(C(=O)\C2=N\NC1=C2C=CC=CC2=C(C=C1)S([O-])(=O)=O)S([O-])(=O)=O
IUPAC Name	trisodium (4E)-3-oxo-4-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-3,4-dihydronaphthalene-2,7-disulfonate
InChI Key	VOBHRQFELWTZFS-DXVNCNPQSA-K
Molecular Formula	C20H11N2Na3O10S3

1,631

Food Red No. 102, TCI America™

CAS: 2611-82-7 Molecular Formula: C20H11N2Na3O10S3 Molecular Weight (g/mol): 604.46 MDL Number: MFCD00004084 InChI Key: IVNZBWNBYXERPK-DZGBHZPSSA-K PubChem CID: 131851859 IUPAC Name: trisodium (8Z)-7-oxo-8-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-7,8-dihydronaphthalene-1,3-disulfonate SMILES: [Na+].[Na+].[Na+].[O-]S(=O)(=O)C1=CC2=C(\C(=N\NC3=C4C=CC=CC4=C(C=C3)S([O-])(=O)=O)C(=O)C=C2)C(=C1)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	131851859
CAS	2611-82-7
Molecular Weight (g/mol)	604.46
MDL Number	MFCD00004084
SMILES	[Na+].[Na+].[Na+].[O-]S(=O)(=O)C1=CC2=C(\C(=N\NC3=C4C=CC=CC4=C(C=C3)S([O-])(=O)=O)C(=O)C=C2)C(=C1)S([O-])(=O)=O
IUPAC Name	trisodium (8Z)-7-oxo-8-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-7,8-dihydronaphthalene-1,3-disulfonate
InChI Key	IVNZBWNBYXERPK-DZGBHZPSSA-K
Molecular Formula	C20H11N2Na3O10S3

1,632

Food Red No. 3 Aluminum Lake, TCI America™

CAS: 12227-78-0 Molecular Formula: C60H18Al2I12O15 Molecular Weight (g/mol): 2555.606 MDL Number: MFCD00151206 InChI Key: PMKLVGOZGNPKLG-UHFFFAOYSA-H PubChem CID: 24832094 IUPAC Name: dialuminum;2',4',5',7'-tetraiodo-3-oxospiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)I)[O-])I)I)[O-])I.C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)I)[O-])I)I)[O-])I.C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)I)[O-])I)I)[O-])I.[Al+3].[Al+3]

Pricing & Availability
Specifications

PubChem CID	24832094
CAS	12227-78-0
Molecular Weight (g/mol)	2555.606
MDL Number	MFCD00151206
SMILES	C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)I)[O-])I)I)[O-])I.C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)I)[O-])I)I)[O-])I.C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)I)[O-])I)I)[O-])I.[Al+3].[Al+3]
IUPAC Name	dialuminum;2',4',5',7'-tetraiodo-3-oxospiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate
InChI Key	PMKLVGOZGNPKLG-UHFFFAOYSA-H
Molecular Formula	C60H18Al2I12O15

1,633

Phenol Red Sodium Salt, ACS Reagent Grade, Ricca Chemical

CAS: 34487-61-1 Molecular Formula: C19H13NaO5S Molecular Weight (g/mol): 376.358 InChI Key: HKHYOKBQJILTEI-UHFFFAOYSA-M PubChem CID: 23686673 IUPAC Name: sodium;4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenolate SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	23686673
CAS	34487-61-1
Molecular Weight (g/mol)	376.358
SMILES	C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)[O-].[Na+]
IUPAC Name	sodium;4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenolate
InChI Key	HKHYOKBQJILTEI-UHFFFAOYSA-M
Molecular Formula	C19H13NaO5S

1,634

Stenacrile Brilliant Red 4B, TCI America™

MDL Number: MFCD00071430

Pricing & Availability
Specifications

MDL Number	MFCD00071430

1,635

Methyl Red Sodium Salt, ACS Reagent Grade, Ricca Chemical

CAS: 845-10-3 Molecular Formula: C15H14N3NaO2 Molecular Weight (g/mol): 291.286 InChI Key: GNTPCYMJCJNRQB-UHFFFAOYSA-M PubChem CID: 4465632 IUPAC Name: sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	4465632
CAS	845-10-3
Molecular Weight (g/mol)	291.286
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]
IUPAC Name	sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate
InChI Key	GNTPCYMJCJNRQB-UHFFFAOYSA-M
Molecular Formula	C15H14N3NaO2

Stains and Dyes

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