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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1,606 – 1,620 of 7,098 results

1,606

Methyl Purple Indicator Solution, Ricca Chemical

For acid-base titrations

Pricing & Availability
Specifications

CAS	845-10-3
Color	Dark Green
Physical Form	Liquid
pH	>5.4
Packaging	Amber Glass Bottle
CAS Min %	98.0
Chemical Name or Material	Methyl Purple Indicator Solution
Grade	Indicator
CAS Max %	100.0

1,607

Bromocresol Green-Methyl Red Mixed Indicator, Alcoholic, Ricca Chemical

Pricing & Availability
Specifications

CAS	845-10-3
Color	Dark Brown
Physical Form	Liquid
Packaging	Natural Poly Bottle
CAS Min %	0.02
Chemical Name or Material	Bromocresol Green-Methyl Red Mixed Indicator
Grade	Indicator
Solvent or Matrix	Alcoholic Solution
CAS Max %	0.02

1,608

Ferric Alum Indicator, Volhard, Ricca Chemical

CAS: 7783-83-7 Molecular Formula: FeH28NO20S2 Molecular Weight (g/mol): Mixture InChI Key: LCPUDZUWZDSKMX-UHFFFAOYSA-K PubChem CID: 197097 IUPAC Name: azanium;iron(3+);disulfate;dodecahydrate SMILES: [NH4+].O.O.O.O.O.O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Fe+3]

Pricing & Availability
Specifications

PubChem CID	197097
CAS	7783-83-7
Molecular Weight (g/mol)	Mixture
SMILES	[NH4+].O.O.O.O.O.O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Fe+3]
IUPAC Name	azanium;iron(3+);disulfate;dodecahydrate
InChI Key	LCPUDZUWZDSKMX-UHFFFAOYSA-K
Molecular Formula	FeH28NO20S2

1,609

Concentration or Composition (by Analyte or Components)	1% (w/v) Aqueous Solution
Percent Purity	1% W/V
CAS	7220-79-3
Color	Blue
Packaging	Natural Poly Bottle
Chemical Name or Material	Methylene Blue
Grade	Laboratory

1,610

Methylene Blue Reagent, for Surfactant Analysis, Ricca Chemical

For Analysis of Surfactants

Pricing & Availability
Specifications

CAS	7732-18-5
Color	Dark Blue
Physical Form	Liquid
Packaging	Natural Poly Bottle
Chemical Name or Material	Methylene Blue Reagent
Grade	Laboratory

1,611

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

1,612

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

1,613

Gentian (Crystal) Violet, Ricca Chemical

CAS: 548-62-9 Molecular Formula: C25H30ClN3 Molecular Weight (g/mol): 407.986 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)	407.986
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

1,614

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

1,615

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

1,616

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

1,617

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

1,618

o-Phthalaldehyde 99.0+%, TCI America™

CAS: 643-79-8 Molecular Formula: C8H6O2 Molecular Weight (g/mol): 134.13 MDL Number: MFCD00003335 InChI Key: ZWLUXSQADUDCSB-UHFFFAOYSA-N Synonym: Phthaldialdehyde, Benzene-1,2-dicarboxaldehyde PubChem CID: 4807 ChEBI: CHEBI:70851 IUPAC Name: benzene-1,2-dicarbaldehyde SMILES: O=CC1=CC=CC=C1C=O

Pricing & Availability
Specifications

PubChem CID	4807
CAS	643-79-8
Molecular Weight (g/mol)	134.13
ChEBI	CHEBI:70851
MDL Number	MFCD00003335
SMILES	O=CC1=CC=CC=C1C=O
Synonym	Phthaldialdehyde, Benzene-1,2-dicarboxaldehyde
IUPAC Name	benzene-1,2-dicarbaldehyde
InChI Key	ZWLUXSQADUDCSB-UHFFFAOYSA-N
Molecular Formula	C8H6O2

1,619

StatLab MasterTech Bielschowsky's Modified Stain Kit

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

Pricing & Availability

1,620

StatLab Silver Solution Vials Type 1

Silver Solution Vials Type 1

Pricing & Availability

Stains and Dyes

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