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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301 – 315 of 7,105 results

301

StatLab™ Select Hematoxylin Stain

Possesses the rapid staining qualities of Gill Hematoxylins along with the nuclear chromatin delineation of a Harris stain.

Pricing & Availability

302

Murexide Indicator, Dry Form in NaCl, for Calcium, Certified, LabChem™

CAS: 7647-14-5 Molecular Formula: ClNa Molecular Weight (g/mol): 58.44 MDL Number: MFCD00003477 InChI Key: FAPWRFPIFSIZLT-UHFFFAOYSA-M PubChem CID: 5234 ChEBI: CHEBI:26710 IUPAC Name: sodium chloride SMILES: [Na+].[Cl-]

Pricing & Availability
Specifications

PubChem CID	5234
CAS	7647-14-5
Molecular Weight (g/mol)	58.44
ChEBI	CHEBI:26710
MDL Number	MFCD00003477
SMILES	[Na+].[Cl-]
IUPAC Name	sodium chloride
InChI Key	FAPWRFPIFSIZLT-UHFFFAOYSA-M
Molecular Formula	ClNa

303

Thermo Scientific Chemicals Pyrocatechol Violet, pure, indicator grade

CAS: 115-41-3 Molecular Formula: C19H14O7S Molecular Weight (g/mol): 386.37 MDL Number: MFCD00005868 InChI Key: RRRCKIRSVQAAAS-UHFFFAOYSA-N Synonym: Pyrocatecholsulfonephthalein PubChem CID: 66993 IUPAC Name: 4-[3-(3,4-dihydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]benzene-1,2-diol SMILES: OC1=CC=C(C=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C(O)=C1

Pricing & Availability
Specifications

PubChem CID	66993
CAS	115-41-3
Molecular Weight (g/mol)	386.37
MDL Number	MFCD00005868
SMILES	OC1=CC=C(C=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C(O)=C1
Synonym	Pyrocatecholsulfonephthalein
IUPAC Name	4-[3-(3,4-dihydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]benzene-1,2-diol
InChI Key	RRRCKIRSVQAAAS-UHFFFAOYSA-N
Molecular Formula	C19H14O7S

304

Orange G, Electrophoresis Grade

CAS: 1936-15-8 Molecular Formula: C16H10N2Na2O7S2 Molecular Weight (g/mol): 452.36 MDL Number: MFCD00012457 InChI Key: AEOVEGJBKQQFOP-DDVLFWKVSA-L Synonym: C.I. 16230; Acid Orange 10 PubChem CID: 131850556 SMILES: [Na+].[Na+].[O-]S(=O)(=O)C1=CC2=C(\C(=N\NC3=CC=CC=C3)C(=O)C=C2)C(=C1)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	131850556
CAS	1936-15-8
Molecular Weight (g/mol)	452.36
MDL Number	MFCD00012457
SMILES	[Na+].[Na+].[O-]S(=O)(=O)C1=CC2=C(\C(=N\NC3=CC=CC=C3)C(=O)C=C2)C(=C1)S([O-])(=O)=O
Synonym	C.I. 16230; Acid Orange 10
InChI Key	AEOVEGJBKQQFOP-DDVLFWKVSA-L
Molecular Formula	C16H10N2Na2O7S2

305

Methyl Viologen hydrate, 98%

CAS: 1910-42-5 Molecular Formula: C12H14Cl2N2 Molecular Weight (g/mol): 257.16 MDL Number: MFCD00150001 InChI Key: FIKAKWIAUPDISJ-UHFFFAOYSA-L Synonym: Paraquat, dichloride PubChem CID: 15938 ChEBI: CHEBI:28786 IUPAC Name: 1-methyl-4-(1-methylpyridin-1-ium-4-yl)pyridin-1-ium;dichloride SMILES: [Cl-].[Cl-].C[N+]1=CC=C(C=C1)C1=CC=[N+](C)C=C1

Pricing & Availability
Specifications

PubChem CID	15938
CAS	1910-42-5
Molecular Weight (g/mol)	257.16
ChEBI	CHEBI:28786
MDL Number	MFCD00150001
SMILES	[Cl-].[Cl-].C[N+]1=CC=C(C=C1)C1=CC=[N+](C)C=C1
Synonym	Paraquat, dichloride
IUPAC Name	1-methyl-4-(1-methylpyridin-1-ium-4-yl)pyridin-1-ium;dichloride
InChI Key	FIKAKWIAUPDISJ-UHFFFAOYSA-L
Molecular Formula	C12H14Cl2N2

306

Thermo Scientific Chemicals Eosin Y, pure, Indicator grade

CAS: 17372-87-1 Molecular Formula: C20H12Br4Na2O8 Molecular Weight (g/mol): 745.904 MDL Number: MFCD00005040 InChI Key: MASXMTNVNASWNH-UHFFFAOYSA-L Synonym: 2';,4';,5';,7';-Tetrabromofluorescein, disodium salt,Eosin Yellowish,2';, 4';, 5'; PubChem CID: 91886399 IUPAC Name: disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate SMILES: C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].O.O.O.[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	91886399
CAS	17372-87-1
Molecular Weight (g/mol)	745.904
MDL Number	MFCD00005040
SMILES	C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].O.O.O.[Na+].[Na+]
Synonym	2';,4';,5';,7';-Tetrabromofluorescein, disodium salt,Eosin Yellowish,2';, 4';, 5';
IUPAC Name	disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate
InChI Key	MASXMTNVNASWNH-UHFFFAOYSA-L
Molecular Formula	C20H12Br4Na2O8

307

Thermo Scientific Chemicals Trypan Blue

CAS: 72-57-1 Molecular Formula: C34H24N6Na4O14S4 Molecular Weight (g/mol): 960.79 MDL Number: MFCD00003969 InChI Key: WMYVHJWZUUEZNE-ARWFNKCKSA-J Synonym: C.I. 23850,Direct Blue 14,Niagara Blue 3B PubChem CID: 9562061 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	C.I. 23850,Direct Blue 14,Niagara Blue 3B
InChI Key	WMYVHJWZUUEZNE-ARWFNKCKSA-J
Molecular Formula	C34H24N6Na4O14S4

308

Thermo Scientific Chemicals Stains-All, 95%

CAS: 7423-31-6 Molecular Formula: C₃₀H₂₇BrN₂S₂

Pricing & Availability
Specifications

CAS	7423-31-6
Molecular Formula	C₃₀H₂₇BrN₂S₂

309

Sudan III, Saturated Alcoholic Solution, Ricca Chemical

Fat Stain for Microscopic Examination of Feces

Pricing & Availability

310

Thermo Scientific Chemicals Amaranth, 85%, pure

CAS: 915-67-3 Molecular Formula: C20H11N2Na3O10S3 Molecular Weight (g/mol): 604.46 MDL Number: MFCD00004076 InChI Key: VOBHRQFELWTZFS-DXVNCNPQSA-K Synonym: Acid Red 27,C.I. 16185 PubChem CID: 6364527 IUPAC Name: trisodium;3-oxo-4-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-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
Synonym	Acid Red 27,C.I. 16185
IUPAC Name	trisodium;3-oxo-4-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-2,7-disulfonate
InChI Key	VOBHRQFELWTZFS-DXVNCNPQSA-K
Molecular Formula	C20H11N2Na3O10S3

311

Thermo Scientific Chemicals Eosin B, pure, high purity, biological stain

CAS: 548-24-3 Molecular Formula: C₂₀H₆Br₂N₂Na₂O₉ MDL Number: MFCD00005041 Synonym: 4',5'-Dibromo-2',7'-dinitrofluorescein, disodium salt,4', 5'-Dibromo-2', 7'-dinitrofluorescein,Eosin Bluish

Pricing & Availability
Specifications

CAS	548-24-3
MDL Number	MFCD00005041
Synonym	4',5'-Dibromo-2',7'-dinitrofluorescein, disodium salt,4', 5'-Dibromo-2', 7'-dinitrofluorescein,Eosin Bluish
Molecular Formula	C₂₀H₆Br₂N₂Na₂O₉

312

Thermo Scientific Chemicals Acridine Orange, hydrochloride hydrate, pure, ca. 80 % dye content

CAS: 1704465-79-1 Molecular Formula: C17H20ClN3 Molecular Weight (g/mol): 301.82 MDL Number: MFCD00150070 InChI Key: VSTHNGLPHBTRMB-UHFFFAOYSA-N Synonym: Basic orange 14,3, 6-Bis(dimethylamino)acridine hydrochloride,C.I. 46005 PubChem CID: 517204 ChEBI: CHEBI:51739 IUPAC Name: N3,N3,N6,N6-tetramethylacridine-3,6-diamine hydrochloride SMILES: Cl.CN(C)C1=CC2=NC3=CC(=CC=C3C=C2C=C1)N(C)C

Pricing & Availability
Specifications

PubChem CID	517204
CAS	1704465-79-1
Molecular Weight (g/mol)	301.82
ChEBI	CHEBI:51739
MDL Number	MFCD00150070
SMILES	Cl.CN(C)C1=CC2=NC3=CC(=CC=C3C=C2C=C1)N(C)C
Synonym	Basic orange 14,3, 6-Bis(dimethylamino)acridine hydrochloride,C.I. 46005
IUPAC Name	N3,N3,N6,N6-tetramethylacridine-3,6-diamine hydrochloride
InChI Key	VSTHNGLPHBTRMB-UHFFFAOYSA-N
Molecular Formula	C17H20ClN3

313

Copper phthalocyanine, dye content ca 95%

CAS: 147-14-8 Molecular Formula: C₃₂H₁₆CuN₈ MDL Number: MFCD00010719 Synonym: C.I. 74160,Pigment blue 15

Pricing & Availability
Specifications

CAS	147-14-8
MDL Number	MFCD00010719
Synonym	C.I. 74160,Pigment blue 15
Molecular Formula	C₃₂H₁₆CuN₈

314

Thermo Scientific Chemicals Alizarin Yellow R sodium salt, 96%, pure

CAS: 1718-34-9 Molecular Formula: C13H8N3NaO5 Molecular Weight (g/mol): 309.213 MDL Number: MFCD00067121 InChI Key: HKSANXZSKDUDBD-UHFFFAOYSA-M Synonym: 5-(4-Nitrophenylazo)-salicylic acid sodium salt,Mordant Yellow 3R,2-Hydroxy-5-((4-nitrophenyl)azo)benzoic acid monosodium salt PubChem CID: 44135758 IUPAC Name: sodium;3-[(4-nitrophenyl)hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylate SMILES: C1=CC(=CC=C1NN=C2C=CC(=O)C(=C2)C(=O)[O-])[N+](=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	44135758
CAS	1718-34-9
Molecular Weight (g/mol)	309.213
MDL Number	MFCD00067121
SMILES	C1=CC(=CC=C1NN=C2C=CC(=O)C(=C2)C(=O)[O-])[N+](=O)[O-].[Na+]
Synonym	5-(4-Nitrophenylazo)-salicylic acid sodium salt,Mordant Yellow 3R,2-Hydroxy-5-((4-nitrophenyl)azo)benzoic acid monosodium salt
IUPAC Name	sodium;3-[(4-nitrophenyl)hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylate
InChI Key	HKSANXZSKDUDBD-UHFFFAOYSA-M
Molecular Formula	C13H8N3NaO5

315

Thermo Scientific Chemicals Bromocresol Purple, sodium salt, pure, water soluble, indicator

CAS: 62625-30-3 Molecular Formula: C21H15Br2NaO5S Molecular Weight (g/mol): 562.204 MDL Number: MFCD00148896 InChI Key: KVSJYIXUWNOWBD-UGAWPWHASA-M Synonym: BCP,Bromcresol Purple, sodium salt,5';, 5';';-Dibromo-o-cresolsulfonephthalein, sodium salt PubChem CID: 23665568 IUPAC Name: sodium;2-[(E)-(3-bromo-4-hydroxy-5-methylphenyl)-(3-bromo-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]benzenesulfonate SMILES: CC1=CC(=C(C2=CC=CC=C2S(=O)(=O)[O-])C3=CC(=C(C(=C3)Br)O)C)C=C(C1=O)Br.[Na+]

Pricing & Availability
Specifications

PubChem CID	23665568
CAS	62625-30-3
Molecular Weight (g/mol)	562.204
MDL Number	MFCD00148896
SMILES	CC1=CC(=C(C2=CC=CC=C2S(=O)(=O)[O-])C3=CC(=C(C(=C3)Br)O)C)C=C(C1=O)Br.[Na+]
Synonym	BCP,Bromcresol Purple, sodium salt,5';, 5';';-Dibromo-o-cresolsulfonephthalein, sodium salt
IUPAC Name	sodium;2-[(E)-(3-bromo-4-hydroxy-5-methylphenyl)-(3-bromo-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]benzenesulfonate
InChI Key	KVSJYIXUWNOWBD-UGAWPWHASA-M
Molecular Formula	C21H15Br2NaO5S

Stains and Dyes

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StatLab™ Select Hematoxylin Stain GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

StatLab™ Select Hematoxylin Stain