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.

481 – 495 of 6,411 results

481

Thermo Scientific Chemicals 2',7'-Dichlorofluorescein, pure

CAS: 76-54-0 Molecular Formula: C20H10Cl2O5 Molecular Weight (g/mol): 401.195 MDL Number: MFCD00005047 InChI Key: VFNKZQNIXUFLBC-UHFFFAOYSA-N Synonym: 2',7'-Dichloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one PubChem CID: 64944 ChEBI: CHEBI:51596 IUPAC Name: 2',7'-dichloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)Cl)O)O)Cl

Pricing & Availability
Specifications

PubChem CID	64944
CAS	76-54-0
Molecular Weight (g/mol)	401.195
ChEBI	CHEBI:51596
MDL Number	MFCD00005047
SMILES	C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)Cl)O)O)Cl
Synonym	2',7'-Dichloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one
IUPAC Name	2',7'-dichloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
InChI Key	VFNKZQNIXUFLBC-UHFFFAOYSA-N
Molecular Formula	C20H10Cl2O5

482

Thermo Scientific Chemicals Brilliant Blue G, pure

CAS: 6104-58-1 Molecular Formula: C47H48N3NaO7S2 Molecular Weight (g/mol): 854.025 MDL Number: MFCD00078482 InChI Key: RWVGQQGBQSJDQV-UHFFFAOYSA-M Synonym: Acid Blue 90,Brilliant Blue G 250,C.I. 42655 PubChem CID: 6328534 IUPAC Name: sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]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=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]

Pricing & Availability
Specifications

PubChem CID	6328534
CAS	6104-58-1
Molecular Weight (g/mol)	854.025
MDL Number	MFCD00078482
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=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]
Synonym	Acid Blue 90,Brilliant Blue G 250,C.I. 42655
IUPAC Name	sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]methyl]benzenesulfonate
InChI Key	RWVGQQGBQSJDQV-UHFFFAOYSA-M
Molecular Formula	C47H48N3NaO7S2

483

BioTracker 515 Green Zn2+ Dye, MilliporeSigma™

Live cell imaging dye for zinc (Zn2+) for cell signaling, protein self-assembly and cellular metabolism applications.

Pricing & Availability

484

Thermo Scientific Chemicals Methyl Red hydrochloride, ACS

CAS: 63451-28-5 Molecular Formula: C15H16ClN3O2 Molecular Weight (g/mol): 305.762 MDL Number: MFCD00012614 InChI Key: ICTWKXAVJAHRMK-UHFFFAOYSA-N Synonym: 2-[4-(Dimethylamino)phenyl]azobenzoic acid PubChem CID: 113227 IUPAC Name: 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid;hydrochloride SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O.Cl

Pricing & Availability
Specifications

PubChem CID	113227
CAS	63451-28-5
Molecular Weight (g/mol)	305.762
MDL Number	MFCD00012614
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O.Cl
Synonym	2-[4-(Dimethylamino)phenyl]azobenzoic acid
IUPAC Name	2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid;hydrochloride
InChI Key	ICTWKXAVJAHRMK-UHFFFAOYSA-N
Molecular Formula	C15H16ClN3O2

485

BD BBL™/Difco™ TB Fluorescent Stain Kit T

For staining mycobacteria by the Truant, Brett and Thomas fluorescent procedure

Pricing & Availability

486

Thermo Scientific Chemicals Rhodamine 6G

CAS: 989-38-8 Molecular Formula: C28H31ClN2O3 Molecular Weight (g/mol): 479.017 MDL Number: MFCD00012665 InChI Key: VYXSBFYARXAAKO-UHFFFAOYSA-N Synonym: Basic Red 1; C.I. 45160 PubChem CID: 51358423 IUPAC Name: ethyl 2-[3-(ethylamino)-6-ethylimino-2,7-dimethylxanthen-9-yl]benzoate;hydron;chloride SMILES: [H+].CCNC1=C(C=C2C(=C1)OC3=CC(=NCC)C(=CC3=C2C4=CC=CC=C4C(=O)OCC)C)C.[Cl-]

Pricing & Availability
Specifications

PubChem CID	51358423
CAS	989-38-8
Molecular Weight (g/mol)	479.017
MDL Number	MFCD00012665
SMILES	[H+].CCNC1=C(C=C2C(=C1)OC3=CC(=NCC)C(=CC3=C2C4=CC=CC=C4C(=O)OCC)C)C.[Cl-]
Synonym	Basic Red 1; C.I. 45160
IUPAC Name	ethyl 2-[3-(ethylamino)-6-ethylimino-2,7-dimethylxanthen-9-yl]benzoate;hydron;chloride
InChI Key	VYXSBFYARXAAKO-UHFFFAOYSA-N
Molecular Formula	C28H31ClN2O3

487

Thermo Scientific™ Remel™ BactiDrop Acridine Orange

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

Pricing & Availability

488

Thermo Scientific Chemicals Thymol Blue sodium salt, ACS reagent

CAS: 62625-21-2 Molecular Formula: C27H29NaO5S Molecular Weight (g/mol): 488.57 MDL Number: MFCD00151093 InChI Key: OCMIKNBSIRSUPI-FRWNMSGJSA-M PubChem CID: 23692293 SMILES: [Na+].CC(C)C1=C\C(=C(\C2=CC(C(C)C)=C(O)C=C2C)C2=C(C=CC=C2)S([O-])(=O)=O)C(C)=CC1=O

Pricing & Availability
Specifications

PubChem CID	23692293
CAS	62625-21-2
Molecular Weight (g/mol)	488.57
MDL Number	MFCD00151093
SMILES	[Na+].CC(C)C1=C\C(=C(\C2=CC(C(C)C)=C(O)C=C2C)C2=C(C=CC=C2)S([O-])(=O)=O)C(C)=CC1=O
InChI Key	OCMIKNBSIRSUPI-FRWNMSGJSA-M
Molecular Formula	C27H29NaO5S

489

Thermo Scientific Chemicals Indigo, synthetic

CAS: 482-89-3 Molecular Formula: C16H10N2O2 Molecular Weight (g/mol): 262.268 MDL Number: MFCD00005722 InChI Key: COHYTHOBJLSHDF-BUHFOSPRSA-N Synonym: C.I. 73000,Vat Blue 1 PubChem CID: 5318432 IUPAC Name: (2E)-2-(3-oxo-1H-indol-2-ylidene)-1H-indol-3-one SMILES: C1=CC=C2C(=C1)C(=O)C(=C3C(=O)C4=CC=CC=C4N3)N2

Pricing & Availability
Specifications

PubChem CID	5318432
CAS	482-89-3
Molecular Weight (g/mol)	262.268
MDL Number	MFCD00005722
SMILES	C1=CC=C2C(=C1)C(=O)C(=C3C(=O)C4=CC=CC=C4N3)N2
Synonym	C.I. 73000,Vat Blue 1
IUPAC Name	(2E)-2-(3-oxo-1H-indol-2-ylidene)-1H-indol-3-one
InChI Key	COHYTHOBJLSHDF-BUHFOSPRSA-N
Molecular Formula	C16H10N2O2

490

Eriochrome™ Blue-Black R, 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

491

Erythrosine B 95.0+%, TCI America™

CAS: 16423-68-0 Molecular Formula: C20H6I4Na2O5 Molecular Weight (g/mol): 879.86 MDL Number: MFCD00144257 InChI Key: IINNWAYUJNWZRM-UHFFFAOYSA-L Synonym: Iodoeosine Sodium Salt, Tetraiodofluorescein Sodium Salt PubChem CID: 12961638 IUPAC Name: disodium 2-(2,4,5,7-tetraiodo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate SMILES: [Na+].[Na+].[O-]C(=O)C1=C(C=CC=C1)C1=C2C=C(I)C(=O)C(I)=C2OC2=C(I)C([O-])=C(I)C=C12

Pricing & Availability
Specifications

PubChem CID	12961638
CAS	16423-68-0
Molecular Weight (g/mol)	879.86
MDL Number	MFCD00144257
SMILES	[Na+].[Na+].[O-]C(=O)C1=C(C=CC=C1)C1=C2C=C(I)C(=O)C(I)=C2OC2=C(I)C([O-])=C(I)C=C12
Synonym	Iodoeosine Sodium Salt, Tetraiodofluorescein Sodium Salt
IUPAC Name	disodium 2-(2,4,5,7-tetraiodo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate
InChI Key	IINNWAYUJNWZRM-UHFFFAOYSA-L
Molecular Formula	C20H6I4Na2O5

492

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

For Gram Staining

Pricing & Availability
Specifications

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

493

Acid Green 50, TCI America™

CAS: 3087-16-9 Molecular Formula: C27H25N2NaO7S2 Molecular Weight (g/mol): 576.614 MDL Number: MFCD00012117 InChI Key: WDPIZEKLJKBSOZ-UHFFFAOYSA-M Synonym: Green S, Lissamine Green B PubChem CID: 91525 IUPAC Name: sodium;4-[[4-(dimethylamino)phenyl]-(4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]-3-hydroxynaphthalene-2,7-disulfonate SMILES: CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	91525
CAS	3087-16-9
Molecular Weight (g/mol)	576.614
MDL Number	MFCD00012117
SMILES	CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+]
Synonym	Green S, Lissamine Green B
IUPAC Name	sodium;4-[[4-(dimethylamino)phenyl]-(4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]-3-hydroxynaphthalene-2,7-disulfonate
InChI Key	WDPIZEKLJKBSOZ-UHFFFAOYSA-M
Molecular Formula	C27H25N2NaO7S2

494

Eriochrome™ Black T, Dry Form in NaCl, for Hardness, Certified, LabChem™

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

495

Tetrabromofluorescein 95.0+%, TCI America™

CAS: 15086-94-9 Molecular Formula: C20H8Br4O5 MDL Number: MFCD00036189 Synonym: Eosin Y

Pricing & Availability
Specifications

CAS	15086-94-9
MDL Number	MFCD00036189
Synonym	Eosin Y
Molecular Formula	C20H8Br4O5

Stains and Dyes

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Erythrosine B 95.0+%, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Gram's Iodine, dilute Lugol's Iodine, Ricca Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Acid Green 50, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Eriochrome™ Black T, Dry Form in NaCl, for Hardness, Certified, LabChem™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Tetrabromofluorescein 95.0+%, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Erythrosine B 95.0+%, TCI America™

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

Acid Green 50, TCI America™

Eriochrome™ Black T, Dry Form in NaCl, for Hardness, Certified, LabChem™

Tetrabromofluorescein 95.0+%, TCI America™