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.

181 – 195 of 6,721 results

181

Thermo Scientific Chemicals Eriochrome Black T

CAS: 1787-61-7 Molecular Formula: C20H12N3NaO7S Molecular Weight (g/mol): 461.38 MDL Number: MFCD00003935 InChI Key: JHUJLRKQZAPSDP-GXTSIBQPSA-M Synonym: C.I. 14645; Mordant Black 11 PubChem CID: 87355429 SMILES: [Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC(=CC=C12)[N+]([O-])=O)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	87355429
CAS	1787-61-7
Molecular Weight (g/mol)	461.38
MDL Number	MFCD00003935
SMILES	[Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC(=CC=C12)[N+]([O-])=O)S([O-])(=O)=O
Synonym	C.I. 14645; Mordant Black 11
InChI Key	JHUJLRKQZAPSDP-GXTSIBQPSA-M
Molecular Formula	C20H12N3NaO7S

182

Thermo Scientific™ Remel™ Gram Enhancer

Thermo Scientific™ Remel Gram Enhancer is used to reduce the red color of background debris to give better contrast to small gram-negative microorganisms.

Pricing & Availability
Specifications

Type	Enhancer

183

Brilliant green, MP Biomedicals™

Pricing & Availability

184

Potassium Chromate Indicator, For Chloride, Certified, 5% (w/v), LabChem™

CAS: 7732-18-5

Pricing & Availability
Specifications

CAS	7732-18-5

185

Hydroxy Naphthol Blue, ACS Reagent Grade, Ricca Chemical

CAS: 165660-27-5 Molecular Formula: C20H14N2Na2O11S3 Molecular Weight (g/mol): Mixture InChI Key: LXJHFXHZWYBBKJ-LUUCHEBKSA-N PubChem CID: 131849366 IUPAC Name: 3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2,7-disulfonic acid;sodium SMILES: C1=CC=C2C(=C1)C(=CC(=O)C2=NNC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O.[Na].[Na]

Pricing & Availability
Specifications

PubChem CID	131849366
CAS	165660-27-5
Molecular Weight (g/mol)	Mixture
SMILES	C1=CC=C2C(=C1)C(=CC(=O)C2=NNC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O.[Na].[Na]
IUPAC Name	3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2,7-disulfonic acid;sodium
InChI Key	LXJHFXHZWYBBKJ-LUUCHEBKSA-N
Molecular Formula	C20H14N2Na2O11S3

186

Erythrosin B

CAS: 16423-68-0 MDL Number: MFCD00144257 PubChem CID: 131676154

Pricing & Availability
Specifications

PubChem CID	131676154
CAS	16423-68-0
MDL Number	MFCD00144257

187

BD Fixable Viability Stain 780

Useful for discrimination of viable from non-viable mammalian cells in multicolor flow cytometric applications. BD Horizon™ Fixable Viability Stain 780 reacts with and covalently binds to cell-surface and intracellular amines.

Pricing & Availability

188

Thermo Scientific™ Remel™ BactiDrop Acridine Orange

Detect microorganisms from clinical specimens and blood cultures using Acridine Orange fluorescent stain.

Pricing & Availability

189

Thermo Scientific Chemicals Methyl Orange, pure, indicator

CAS: 547-58-0 Molecular Formula: C14H14N3NaO3S Molecular Weight (g/mol): 327.334 MDL Number: MFCD00007502 InChI Key: STZCRXQWRGQSJD-UHFFFAOYSA-M Synonym: 4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid, sodium salt,Acid Orange 52,C.I. 13025,MO,Helianthise PubChem CID: 23673835 IUPAC Name: sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	23673835
CAS	547-58-0
Molecular Weight (g/mol)	327.334
MDL Number	MFCD00007502
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]
Synonym	4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid, sodium salt,Acid Orange 52,C.I. 13025,MO,Helianthise
IUPAC Name	sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate
InChI Key	STZCRXQWRGQSJD-UHFFFAOYSA-M
Molecular Formula	C14H14N3NaO3S

190

Thermo Scientific Chemicals Bromothymol Blue, sodium salt, pure, water soluble, indicator

CAS: 34722-90-2 Molecular Formula: C27H27Br2NaO5S Molecular Weight (g/mol): 646.37 MDL Number: MFCD00077263,MFCD00077263,MFCD00077263 InChI Key: NMKFVGALBGZKGW-FKWCIMQXSA-M Synonym: Bromthymol Blue, sodium salt,3', 3''-Dibromothymolsulfonephthalein, sodium salt,BTB PubChem CID: 102183223 IUPAC Name: sodium;2-bromo-4-[(Z)-(3-bromo-2-methyl-4-oxo-5-propan-2-ylcyclohexa-2,5-dien-1-ylidene)-(2-sulfophenyl)methyl]-3-methyl-6-propan-2-ylphenolate 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
Synonym	Bromthymol Blue, sodium salt,3', 3''-Dibromothymolsulfonephthalein, sodium salt,BTB
IUPAC Name	sodium;2-bromo-4-[(Z)-(3-bromo-2-methyl-4-oxo-5-propan-2-ylcyclohexa-2,5-dien-1-ylidene)-(2-sulfophenyl)methyl]-3-methyl-6-propan-2-ylphenolate
InChI Key	NMKFVGALBGZKGW-FKWCIMQXSA-M
Molecular Formula	C27H27Br2NaO5S

191

Thermo Scientific Chemicals Crystal Violet, certified

CAS: 548-62-9 | C25H30ClN3 | 407.986 g/mol

Pricing & Availability
Specifications

Dye Content	88% min.
Absorption Ratio	0.98 to 1.2 (P-15/P+15)
Molecular Weight (g/mol)	407.986
Color	Green
ChEBI	CHEBI:41688
Physical Form	Crystalline Powder
Chemical Name or Material	Crystal Violet
Grade	Certified
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-]
Merck Index	15, 4430
InChI Key	ZXJXZNDDNMQXFV-UHFFFAOYSA-M
PubChem CID	11057
CAS	90-94-8
Infrared Spectrum	Authentic
Health Hazard 3	GHS P Statement: Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Avoid release to the environment. Obtain special instructions before use. IF exposed or concerned: Get medical advice/attention. Do not eat, drink or smoke when using this product. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.
MDL Number	MFCD00011750
Health Hazard 2	GHS H Statement: Very toxic to aquatic life with long lasting effects. Harmful if swallowed. Causes serious eye damage. May cause cancer.
Health Hazard 1	Danger
Synonym	Basic Violet 3,C.I. 42555,Gentian Violet
IUPAC Name	[4-[bis[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride
Beilstein	13, 756
Molecular Formula	C25H30ClN3
Formula Weight	407.99

192

Thermo Scientific™ Remel™ Trichrome

Thermo Scientific™ Remel Trichrome is for detection and differentiation of intestinal parasites.

Pricing & Availability

193

Thermo Scientific Chemicals Alcian Blue 8GX

CAS: 33864-99-2 Molecular Formula: C56H68Cl4CuN16S4 Molecular Weight (g/mol): 1298.86 MDL Number: MFCD00010720 InChI Key: XRWQTDIELZDCPS-UHFFFAOYSA-J Synonym: Ingrain blue 1; C.I. 74240 PubChem CID: 17749099 IUPAC Name: (9Z,18Z,26Z,35Z)-4,14,22,32-tetrakis({[(dimethylamino)(dimethyliminiumyl)methyl]sulfanyl}methyl)-9,18,27,36,37,39,40,41-octaaza-38-cupradecacyclo[17.17.3.1¹⁰,¹⁷.1²⁸,³⁵.0²,⁷.0⁸,³⁷.0¹¹,¹⁶.0²⁰,²⁵.0²⁶,³⁹.0²⁹,³⁴]hentetraconta-1,3,5,7,9,11(16),12,14,17(41),18,20,22,24,26,28(40),29(34),30,32,35-nonadecaene-38,38-bis(ylium) tetrachloride SMILES: [Cl-].[Cl-].[Cl-].[Cl-].CN(C)C(SCC1=CC2=C(C=C1)\C1=N\C3=C4C=CC(CSC(N(C)C)=[N+](C)C)=CC4=C4\N=C5/N=C(/N=C6\N([Cu++]N34)\C(=N/C2=N1)C1=CC(CSC(N(C)C)=[N+](C)C)=CC=C61)C1=C5C=C(CSC(N(C)C)=[N+](C)C)C=C1)=[N+](C)C

Pricing & Availability
Specifications

PubChem CID	17749099
CAS	33864-99-2
Molecular Weight (g/mol)	1298.86
MDL Number	MFCD00010720
SMILES	[Cl-].[Cl-].[Cl-].[Cl-].CN(C)C(SCC1=CC2=C(C=C1)\C1=N\C3=C4C=CC(CSC(N(C)C)=[N+](C)C)=CC4=C4\N=C5/N=C(/N=C6\N([Cu++]N34)\C(=N/C2=N1)C1=CC(CSC(N(C)C)=[N+](C)C)=CC=C61)C1=C5C=C(CSC(N(C)C)=[N+](C)C)C=C1)=[N+](C)C
Synonym	Ingrain blue 1; C.I. 74240
IUPAC Name	(9Z,18Z,26Z,35Z)-4,14,22,32-tetrakis({[(dimethylamino)(dimethyliminiumyl)methyl]sulfanyl}methyl)-9,18,27,36,37,39,40,41-octaaza-38-cupradecacyclo[17.17.3.1¹⁰,¹⁷.1²⁸,³⁵.0²,⁷.0⁸,³⁷.0¹¹,¹⁶.0²⁰,²⁵.0²⁶,³⁹.0²⁹,³⁴]hentetraconta-1,3,5,7,9,11(16),12,14,17(41),18,20,22,24,26,28(40),29(34),30,32,35-nonadecaene-38,38-bis(ylium) tetrachloride
InChI Key	XRWQTDIELZDCPS-UHFFFAOYSA-J
Molecular Formula	C56H68Cl4CuN16S4

194

Thermo Scientific Chemicals Safranin O, 85%, pure, certified

CAS: 477-73-6 Molecular Formula: C20H19ClN4 Molecular Weight (g/mol): 350.85 MDL Number: MFCD00011759 InChI Key: QRYAEWIQIBAZOJ-UHFFFAOYSA-N Synonym: Basic Red 2,C.I. 50240,3, 7-Diamino-2, 8-dimethyl-5-phenylphenazinium chloride PubChem CID: 2723800 IUPAC Name: 3,7-dimethyl-10-phenylphenazin-10-ium-2,8-diamine;chloride SMILES: [Cl-].CC1=C(N)C=C2C(=C1)N=C1C(C)=C(N)C=CC1=[N+]2C1=CC=CC=C1

Pricing & Availability
Specifications

PubChem CID	2723800
CAS	477-73-6
Molecular Weight (g/mol)	350.85
MDL Number	MFCD00011759
SMILES	[Cl-].CC1=C(N)C=C2C(=C1)N=C1C(C)=C(N)C=CC1=[N+]2C1=CC=CC=C1
Synonym	Basic Red 2,C.I. 50240,3, 7-Diamino-2, 8-dimethyl-5-phenylphenazinium chloride
IUPAC Name	3,7-dimethyl-10-phenylphenazin-10-ium-2,8-diamine;chloride
InChI Key	QRYAEWIQIBAZOJ-UHFFFAOYSA-N
Molecular Formula	C20H19ClN4

195

Thermo Scientific Chemicals Methylene Blue, pure, certified, residual water

CAS: 7220-79-3 Molecular Formula: C16H24ClN3O3S Molecular Weight (g/mol): 373.90 MDL Number: MFCD00150008 InChI Key: XQAXGZLFSSPBMK-UHFFFAOYSA-M Synonym: Basic Blue 9 PubChem CID: 6099 ChEBI: CHEBI:6872 IUPAC Name: [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride SMILES: O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C

Pricing & Availability
Specifications

PubChem CID	6099
CAS	7220-79-3
Molecular Weight (g/mol)	373.90
ChEBI	CHEBI:6872
MDL Number	MFCD00150008
SMILES	O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C
Synonym	Basic Blue 9
IUPAC Name	[7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride
InChI Key	XQAXGZLFSSPBMK-UHFFFAOYSA-M
Molecular Formula	C16H24ClN3O3S

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Stains and Dyes

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Thermo Scientific™ Remel™ Gram Enhancer GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Hydroxy Naphthol Blue, ACS Reagent Grade, Ricca Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Thermo Scientific™ Remel™ Trichrome GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Thermo Scientific™ Remel™ Gram Enhancer

Hydroxy Naphthol Blue, ACS Reagent Grade, Ricca Chemical

Thermo Scientific™ Remel™ Trichrome