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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1,546 – 1,560 of 7,126 results

1,546

StatLab™ Vintage Bluing Reagent

A buffered alkaline rinse with a mild pH of 8.

Pricing & Availability

1,547

Direct Blue 14, TCI America™

CAS: 72-57-1 Molecular Formula: C34H24N6Na4O14S4 Molecular Weight (g/mol): 960.79 MDL Number: MFCD00003969 InChI Key: WMYVHJWZUUEZNE-ARWFNKCKSA-J Synonym: Trypan Blue PubChem CID: 9562061 IUPAC Name: tetrasodium (3Z)-5-amino-3-[2-(4'-{2-[(2Z)-8-amino-1-oxo-3,6-disulfonato-1,2-dihydronaphthalen-2-ylidene]hydrazin-1-yl}-3,3'-dimethyl-[1,1'-biphenyl]-4-yl)hydrazin-1-ylidene]-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate SMILES: [Na+].[Na+].[Na+].[Na+].CC1=CC(=CC=C1N\N=C1\C(=O)C2=C(N)C=C(C=C2C=C1S([O-])(=O)=O)S([O-])(=O)=O)C1=CC=C(N\N=C2\C(=O)C3=C(N)C=C(C=C3C=C2S([O-])(=O)=O)S([O-])(=O)=O)C(C)=C1

Pricing & Availability
Specifications

PubChem CID	9562061
CAS	72-57-1
Molecular Weight (g/mol)	960.79
MDL Number	MFCD00003969
SMILES	[Na+].[Na+].[Na+].[Na+].CC1=CC(=CC=C1N\N=C1\C(=O)C2=C(N)C=C(C=C2C=C1S([O-])(=O)=O)S([O-])(=O)=O)C1=CC=C(N\N=C2\C(=O)C3=C(N)C=C(C=C3C=C2S([O-])(=O)=O)S([O-])(=O)=O)C(C)=C1
Synonym	Trypan Blue
IUPAC Name	tetrasodium (3Z)-5-amino-3-[2-(4'-{2-[(2Z)-8-amino-1-oxo-3,6-disulfonato-1,2-dihydronaphthalen-2-ylidene]hydrazin-1-yl}-3,3'-dimethyl-[1,1'-biphenyl]-4-yl)hydrazin-1-ylidene]-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate
InChI Key	WMYVHJWZUUEZNE-ARWFNKCKSA-J
Molecular Formula	C34H24N6Na4O14S4

1,548

Crystal Violet Solution R, EP Reagent 1022901, Ricca Chemical

CAS: 64-19-7 Molecular Formula: C2H4O2 Molecular Weight (g/mol): Mixture MDL Number: MFCD00036152 InChI Key: QTBSBXVTEAMEQO-UHFFFAOYSA-N PubChem CID: 176 ChEBI: CHEBI:15366 IUPAC Name: acetic acid SMILES: CC(O)=O

Pricing & Availability
Specifications

PubChem CID	176
CAS	64-19-7
Molecular Weight (g/mol)	Mixture
ChEBI	CHEBI:15366
MDL Number	MFCD00036152
SMILES	CC(O)=O
IUPAC Name	acetic acid
InChI Key	QTBSBXVTEAMEQO-UHFFFAOYSA-N
Molecular Formula	C2H4O2

1,549

o-Cresolphthalein, 0.2% Alcoholic, Ricca Chemical

CAS: 596-27-0 Molecular Formula: C22H18O4 Molecular Weight (g/mol): Mixture MDL Number: MFCD00005912 InChI Key: CPBJMKMKNCRKQB-UHFFFAOYSA-N PubChem CID: 68995 IUPAC Name: 3,3-bis(4-hydroxy-3-methylphenyl)-1,3-dihydro-2-benzofuran-1-one SMILES: CC1=CC(=CC=C1O)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C(C)=C1

Pricing & Availability
Specifications

PubChem CID	68995
CAS	596-27-0
Molecular Weight (g/mol)	Mixture
MDL Number	MFCD00005912
SMILES	CC1=CC(=CC=C1O)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C(C)=C1
IUPAC Name	3,3-bis(4-hydroxy-3-methylphenyl)-1,3-dihydro-2-benzofuran-1-one
InChI Key	CPBJMKMKNCRKQB-UHFFFAOYSA-N
Molecular Formula	C22H18O4

1,550

Bromocresol Green-Methyl Red Mixed Indicator, 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	Aqueous Solution
CAS Max %	0.02

1,551

Gram's Iodine, dilute Lugol's Iodine, Ricca Chemical

For Gram Staining

Pricing & Availability
Specifications

Product Type	Gram Iodine, Lugol's Iodine
Color	Brown
Packaging	Amber Glass Bottle

1,552

Pigment Red 254, TCI America™

CAS: 84632-65-5 Molecular Formula: C18H10Cl2N2O2 Molecular Weight (g/mol): 357.19 MDL Number: MFCD01941106 InChI Key: JNNHVXMCVRYTTN-UHFFFAOYSA-N Synonym: 3,6-Bis(4-chlorophenyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione PubChem CID: 5490942 IUPAC Name: 3,6-bis(4-chlorophenyl)-1H,2H,4H,5H-pyrrolo[3,4-c]pyrrole-1,4-dione SMILES: ClC1=CC=C(C=C1)C1=C2C(=O)NC(=C2C(=O)N1)C1=CC=C(Cl)C=C1

Pricing & Availability
Specifications

PubChem CID	5490942
CAS	84632-65-5
Molecular Weight (g/mol)	357.19
MDL Number	MFCD01941106
SMILES	ClC1=CC=C(C=C1)C1=C2C(=O)NC(=C2C(=O)N1)C1=CC=C(Cl)C=C1
Synonym	3,6-Bis(4-chlorophenyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione
IUPAC Name	3,6-bis(4-chlorophenyl)-1H,2H,4H,5H-pyrrolo[3,4-c]pyrrole-1,4-dione
InChI Key	JNNHVXMCVRYTTN-UHFFFAOYSA-N
Molecular Formula	C18H10Cl2N2O2

1,553

Acid Yellow 3, TCI America™

CAS: 8004-92-0 Molecular Formula: C18H9NNa2O8S2 Molecular Weight (g/mol): 477.37 MDL Number: MFCD00080727 InChI Key: FZUOVNMHEAPVBW-UHFFFAOYSA-L Synonym: Quinaldine Yellow, Quinoline Yellow S PubChem CID: 129893443 IUPAC Name: disodium 2-(1,3-dioxo-2,3-dihydro-1H-inden-2-yl)quinoline-6,8-disulfonate SMILES: [Na+].[Na+].[O-]S(=O)(=O)C1=CC(=C2N=C(C=CC2=C1)C1C(=O)C2=CC=CC=C2C1=O)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	129893443
CAS	8004-92-0
Molecular Weight (g/mol)	477.37
MDL Number	MFCD00080727
SMILES	[Na+].[Na+].[O-]S(=O)(=O)C1=CC(=C2N=C(C=CC2=C1)C1C(=O)C2=CC=CC=C2C1=O)S([O-])(=O)=O
Synonym	Quinaldine Yellow, Quinoline Yellow S
IUPAC Name	disodium 2-(1,3-dioxo-2,3-dihydro-1H-inden-2-yl)quinoline-6,8-disulfonate
InChI Key	FZUOVNMHEAPVBW-UHFFFAOYSA-L
Molecular Formula	C18H9NNa2O8S2

1,554

Congo Red, Ricca Chemical

CAS: 573-58-0 Molecular Formula: C32H22N6Na2O6S2 Molecular Weight (g/mol): 696.664 InChI Key: IQFVPQOLBLOTPF-UHFFFAOYSA-L PubChem CID: 11313 ChEBI: CHEBI:34653 IUPAC Name: disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate SMILES: C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	11313
CAS	573-58-0
Molecular Weight (g/mol)	696.664
ChEBI	CHEBI:34653
SMILES	C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]
IUPAC Name	disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate
InChI Key	IQFVPQOLBLOTPF-UHFFFAOYSA-L
Molecular Formula	C32H22N6Na2O6S2

1,555

p-Dimethylaminobenzaldehyde, ACS Reagent Grade, Ricca Chemical

CAS: 100-10-7 Molecular Formula: C9H11NO Molecular Weight (g/mol): 149.19 MDL Number: MFCD00003381 InChI Key: BGNGWHSBYQYVRX-UHFFFAOYSA-N PubChem CID: 7479 IUPAC Name: 4-(dimethylamino)benzaldehyde SMILES: CN(C)C1=CC=C(C=O)C=C1

Pricing & Availability
Specifications

PubChem CID	7479
CAS	100-10-7
Molecular Weight (g/mol)	149.19
MDL Number	MFCD00003381
SMILES	CN(C)C1=CC=C(C=O)C=C1
IUPAC Name	4-(dimethylamino)benzaldehyde
InChI Key	BGNGWHSBYQYVRX-UHFFFAOYSA-N
Molecular Formula	C9H11NO

1,556

Giemsa Stain, Ricca Chemical

CAS: 51811-82-6 Molecular Formula: C14H14ClN3S Molecular Weight (g/mol): 291.80 MDL Number: MFCD00012112,MFCD00081642 InChI Key: NALREUIWICQLPS-UHFFFAOYSA-N PubChem CID: 13735 IUPAC Name: 7-amino-N,N-dimethyl-3H-phenothiazin-3-iminium chloride SMILES: [Cl-].C[N+](C)=C1C=CC2=NC3=CC=C(N)C=C3SC2=C1

Pricing & Availability
Specifications

PubChem CID	13735
CAS	51811-82-6
Molecular Weight (g/mol)	291.80
MDL Number	MFCD00012112,MFCD00081642
SMILES	[Cl-].C[N+](C)=C1C=CC2=NC3=CC=C(N)C=C3SC2=C1
IUPAC Name	7-amino-N,N-dimethyl-3H-phenothiazin-3-iminium chloride
InChI Key	NALREUIWICQLPS-UHFFFAOYSA-N
Molecular Formula	C14H14ClN3S

1,557

Methyl Violet, Ricca Chemical

CAS: 8004-87-3 Molecular Weight (g/mol): 393.95 g/mol

Pricing & Availability
Specifications

CAS	8004-87-3
Molecular Weight (g/mol)	393.95 g/mol

1,558

Alizarin Red S, Ricca Chemical

CAS: 130-22-3 Molecular Formula: C14H7NaO7S Molecular Weight (g/mol): 342.253 InChI Key: HFVAFDPGUJEFBQ-UHFFFAOYSA-M PubChem CID: 3955344 ChEBI: CHEBI:87358 IUPAC Name: sodium;3,4-dihydroxy-9,10-dioxoanthracene-2-sulfonate SMILES: C1=CC=C2C(=C1)C(=O)C3=CC(=C(C(=C3C2=O)O)O)S(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	3955344
CAS	130-22-3
Molecular Weight (g/mol)	342.253
ChEBI	CHEBI:87358
SMILES	C1=CC=C2C(=C1)C(=O)C3=CC(=C(C(=C3C2=O)O)O)S(=O)(=O)[O-].[Na+]
IUPAC Name	sodium;3,4-dihydroxy-9,10-dioxoanthracene-2-sulfonate
InChI Key	HFVAFDPGUJEFBQ-UHFFFAOYSA-M
Molecular Formula	C14H7NaO7S

1,559

Bromothymol Blue Sodium Salt, ACS Reagent Grade, Ricca Chemical

CAS: 34722-90-2 Molecular Formula: C27H27Br2NaO5S Molecular Weight (g/mol): 646.37 MDL Number: MFCD00077263,MFCD00077263,MFCD00077263 InChI Key: NMKFVGALBGZKGW-FKWCIMQXSA-M PubChem CID: 102183223 IUPAC Name: sodium 2-{[(1Z)-3-bromo-2-methyl-4-oxo-5-(propan-2-yl)cyclohexa-2,5-dien-1-ylidene][3-bromo-4-hydroxy-2-methyl-5-(propan-2-yl)phenyl]methyl}benzene-1-sulfonate SMILES: [Na+].CC(C)C1=CC(\C(C2=CC=CC=C2S([O-])(=O)=O)=C2/C=C(C(C)C)C(=O)C(Br)=C2C)=C(C)C(Br)=C1O

Pricing & Availability
Specifications

PubChem CID	102183223
CAS	34722-90-2
Molecular Weight (g/mol)	646.37
MDL Number	MFCD00077263,MFCD00077263,MFCD00077263
SMILES	[Na+].CC(C)C1=CC(\C(C2=CC=CC=C2S([O-])(=O)=O)=C2/C=C(C(C)C)C(=O)C(Br)=C2C)=C(C)C(Br)=C1O
IUPAC Name	sodium 2-{[(1Z)-3-bromo-2-methyl-4-oxo-5-(propan-2-yl)cyclohexa-2,5-dien-1-ylidene][3-bromo-4-hydroxy-2-methyl-5-(propan-2-yl)phenyl]methyl}benzene-1-sulfonate
InChI Key	NMKFVGALBGZKGW-FKWCIMQXSA-M
Molecular Formula	C27H27Br2NaO5S

1,560

StatLab MasterTech Special Stain Kit Component, Aniline Blue Stain

Aniline Blue Stain

Pricing & Availability
Specifications

Product Type	Stain Kit

Stains and Dyes

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StatLab™ Vintage Bluing Reagent GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

StatLab™ Vintage Bluing Reagent