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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1,531 – 1,545 of 7,098 results

1,531

Thymolphthalein, TCI America™

CAS: 125-20-2 Molecular Formula: C28H30O4 Molecular Weight (g/mol): 430.544 MDL Number: MFCD00005909 InChI Key: LDKDGDIWEUUXSH-UHFFFAOYSA-N PubChem CID: 31316 IUPAC Name: 3,3-bis(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-2-benzofuran-1-one SMILES: CC1=CC(=C(C=C1C2(C3=CC=CC=C3C(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O

Pricing & Availability
Specifications

PubChem CID	31316
CAS	125-20-2
Molecular Weight (g/mol)	430.544
MDL Number	MFCD00005909
SMILES	CC1=CC(=C(C=C1C2(C3=CC=CC=C3C(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O
IUPAC Name	3,3-bis(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-2-benzofuran-1-one
InChI Key	LDKDGDIWEUUXSH-UHFFFAOYSA-N
Molecular Formula	C28H30O4

1,532

StatLab™ MasterTech Papanicolaou Stain Kit

Papanicolaou Stain Kit stains atypical, inflammatory, and malignant cells in cytology smears in 15 minutes.

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1,533

Para Red, TCI America™

CAS: 6410-10-2 Molecular Formula: C16H11N3O3 Molecular Weight (g/mol): 293.28 MDL Number: MFCD00003908 InChI Key: ACHQDMGGRZPFAW-VLGSPTGOSA-N Synonym: 1-(4-Nitrophenylazo)-2-naphthol PubChem CID: 6076344 IUPAC Name: (1E)-1-[(4-nitrophenyl)hydrazinylidene]naphthalen-2-one SMILES: C1=CC=C2C(=C1)C=CC(=O)C2=NNC3=CC=C(C=C3)[N+](=O)[O-]

Pricing & Availability
Specifications

PubChem CID	6076344
CAS	6410-10-2
Molecular Weight (g/mol)	293.28
MDL Number	MFCD00003908
SMILES	C1=CC=C2C(=C1)C=CC(=O)C2=NNC3=CC=C(C=C3)[N+](=O)[O-]
Synonym	1-(4-Nitrophenylazo)-2-naphthol
IUPAC Name	(1E)-1-[(4-nitrophenyl)hydrazinylidene]naphthalen-2-one
InChI Key	ACHQDMGGRZPFAW-VLGSPTGOSA-N
Molecular Formula	C16H11N3O3

1,534

Pigment Blue 15 (purified by sublimation) 98.0+%, TCI America™

CAS: 147-14-8 Molecular Formula: C32H16CuN8 MDL Number: MFCD00010719 Synonym: Phthalocyanine Blue, Copper Phthalocyanine, CuPc

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Specifications

CAS	147-14-8
MDL Number	MFCD00010719
Synonym	Phthalocyanine Blue, Copper Phthalocyanine, CuPc
Molecular Formula	C32H16CuN8

1,535

Methyl Orange, Xylene Cyanol Mixed Indicator, in 50% (v/v) Alcohol, Ricca Chemical Company

Alcohol-based mixed indicator solution for acid-base titrations.

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1,536

MBTH Indicator, 0.05% (w/v), Ricca Chemical

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1,537

Acid Black 1 97.0+%, TCI America™

CAS: 1064-48-8 Molecular Formula: C22H14N6Na2O9S2 Molecular Weight (g/mol): 616.487 MDL Number: MFCD00004017 InChI Key: HKBVRFLHNUEVRO-UHFFFAOYSA-L Synonym: Amido Black 10B, Aminoschwarz 10B, Buffalo Black NBR, Naphthol Blue Black PubChem CID: 44134531 IUPAC Name: disodium;4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate SMILES: C1=CC=C(C=C1)NN=C2C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)[N+](=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	44134531
CAS	1064-48-8
Molecular Weight (g/mol)	616.487
MDL Number	MFCD00004017
SMILES	C1=CC=C(C=C1)NN=C2C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)[N+](=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
Synonym	Amido Black 10B, Aminoschwarz 10B, Buffalo Black NBR, Naphthol Blue Black
IUPAC Name	disodium;4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate
InChI Key	HKBVRFLHNUEVRO-UHFFFAOYSA-L
Molecular Formula	C22H14N6Na2O9S2

1,538

Acid Red 13, TCI America™

CAS: 2302-96-7 Molecular Formula: C20H14N2Na2O7S2 Molecular Weight (g/mol): 504.439 MDL Number: MFCD00191366 InChI Key: FSSMPRHXBJPCTJ-CAPIVQQTSA-N Synonym: Fast Red E PubChem CID: 131851495 IUPAC Name: (5Z)-6-oxo-5-[(4-sulfonaphthalen-1-yl)hydrazinylidene]naphthalene-2-sulfonic acid;sodium SMILES: C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)O)NN=C3C4=C(C=CC3=O)C=C(C=C4)S(=O)(=O)O.[Na].[Na]

Pricing & Availability
Specifications

PubChem CID	131851495
CAS	2302-96-7
Molecular Weight (g/mol)	504.439
MDL Number	MFCD00191366
SMILES	C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)O)NN=C3C4=C(C=CC3=O)C=C(C=C4)S(=O)(=O)O.[Na].[Na]
Synonym	Fast Red E
IUPAC Name	(5Z)-6-oxo-5-[(4-sulfonaphthalen-1-yl)hydrazinylidene]naphthalene-2-sulfonic acid;sodium
InChI Key	FSSMPRHXBJPCTJ-CAPIVQQTSA-N
Molecular Formula	C20H14N2Na2O7S2

1,539

StatLab MasterTech Eosin Y Stain

Primarily used to provide clear contrast between acidophilic cytoplasmic structures and basophilic nuclear structures.

Pricing & Availability

1,540

Light Green SF Yellowish (formerly Food Green No.2), TCI America™

CAS: 5141-20-8 Molecular Formula: C37H34N2Na2O9S3 Molecular Weight (g/mol): 792.844 MDL Number: MFCD00012121 InChI Key: DGOBMKYRQHEFGQ-UHFFFAOYSA-L PubChem CID: 21223 ChEBI: CHEBI:87065 IUPAC Name: disodium;3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]-(4-sulfonatophenyl)methyl]anilino]methyl]benzenesulfonate SMILES: CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=CC=C(C=C5)S(=O)(=O)[O-].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	21223
CAS	5141-20-8
Molecular Weight (g/mol)	792.844
ChEBI	CHEBI:87065
MDL Number	MFCD00012121
SMILES	CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=CC=C(C=C5)S(=O)(=O)[O-].[Na+].[Na+]
IUPAC Name	disodium;3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]-(4-sulfonatophenyl)methyl]anilino]methyl]benzenesulfonate
InChI Key	DGOBMKYRQHEFGQ-UHFFFAOYSA-L
Molecular Formula	C37H34N2Na2O9S3

1,541

Brilliant Green, 1% (w/v), Ricca Chemical

Certified 1% (w/v) Brilliant Green aqueous solution.

Pricing & Availability
Specifications

CAS	7732-18-5
Physical Form	Liquid
CAS Min %	0.97
Chemical Name or Material	Brilliant Green
CAS Max %	1.01

1,542

Brilliant Cresyl Blue Stain, 1% (w/v) in 0.85% (w/v) Sodium Chloride, Ricca Chemical

For Reticulocyte Count

Pricing & Availability
Specifications

CAS	7647-14-5
Physical Form	Liquid
CAS Min %	0.82
Chemical Name or Material	Brilliant Cresyl Blue Stain
CAS Max %	0.85

1,543

StatLab MasterTech Eosin Y Stain, Aqueous

Non-hazardous and non-flammable alternative to traditional alcohol-based Eosin-Y formulations.

Pricing & Availability
Specifications

Color	Clear

1,544

StatLab Mycoperm Blue Combination Stain and Coverslip for Mycology

Keep accurate records by retaining mycology preparations for extended times with MycoPerm-BLUE, a combined stain/fixative

Pricing & Availability

1,545

Bromothymol Blue, 0.04% (w/v) in Methanol, Ricca Chemical

pH Indicator

Pricing & Availability
Specifications

Percent Purity	0.04% W/V
CAS	67-56-1
Molecular Weight (g/mol)	Mixture
Color	Orange/Red
Packaging	Natural Poly Bottle
Grade	Indicator

Stains and Dyes

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