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.

Search Within Results

271 – 285 of 7,105 results

271

Thermo Scientific™ Remel™ TB Methylene Blue Counterstain

A counterstain for AFB and Cryptosporidium modified acid-fast stain using TB Kinyoun or TB Ziehl-Neelsen stains.

Pricing & Availability

272

Thermo Scientific Chemicals Basic Fuchsin, 88%, pure

CAS: 632-99-5 Molecular Formula: C20H20ClN3 Molecular Weight (g/mol): 337.85 MDL Number: MFCD00012569 InChI Key: AXDJCCTWPBKUKL-UHFFFAOYSA-N Synonym: Basic Violet 14, hydrochloride,C.I. 42510,Rosaniline chloride PubChem CID: 12447 IUPAC Name: 4-[(4-aminophenyl)-(4-imino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]aniline;hydrochloride SMILES: [H+].[Cl-].CC1=CC(C=CC1=N)=C(C1=CC=C(N)C=C1)C1=CC=C(N)C=C1

Pricing & Availability
Specifications

PubChem CID	12447
CAS	632-99-5
Molecular Weight (g/mol)	337.85
MDL Number	MFCD00012569
SMILES	[H+].[Cl-].CC1=CC(C=CC1=N)=C(C1=CC=C(N)C=C1)C1=CC=C(N)C=C1
Synonym	Basic Violet 14, hydrochloride,C.I. 42510,Rosaniline chloride
IUPAC Name	4-[(4-aminophenyl)-(4-imino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]aniline;hydrochloride
InChI Key	AXDJCCTWPBKUKL-UHFFFAOYSA-N
Molecular Formula	C20H20ClN3

273

Bromocresol Purple sodium salt, 0.04% w/v aq. soln.

CAS: 62625-30-3 Molecular Formula: C21H15Br2NaO5S Molecular Weight (g/mol): 562.204 MDL Number: MFCD00148896 InChI Key: KVSJYIXUWNOWBD-UGAWPWHASA-M Synonym: Bromocresol Purple, water soluble 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	Bromocresol Purple, water soluble
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

274

Starch Indicator, 2% (w/v), Mercury Free, for Iodometric Titrations, Ricca Chemical

Iodometric Titrations

Pricing & Availability
Specifications

Percent Purity	2% W/V
CAS	69-72-7
Color	White
Physical Form	Liquid
pH	5 to 7
CAS Min %	0.19
Chemical Name or Material	Starch Indicator
Grade	Indicator
Concentration	2% (w/v)
Shelf Life	24 months
Solvent or Matrix	Aqueous Solution
CAS Max %	0.2

275

BD BBL™/Difco™ TB Stain Kit ZN

For staining mycobacteria by the Ziehl-Neelsen (hot) acid-fast procedure

Pricing & Availability

276

Thermo Scientific Chemicals Hydroxy Naphthol Blue, disodium salt, ACS reagent

CAS: 165660-27-5 Molecular Formula: C20H12N2Na2O11S3 Molecular Weight (g/mol): 600.495 MDL Number: MFCD00004075 InChI Key: LXJHFXHZWYBBKJ-LUUCHEBKSA-N Synonym: 2,2'-Dihydroxy-1,1'-azonaphthalene-3',4,6'-trisulfonic acid disodium salt 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)	600.495
MDL Number	MFCD00004075
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]
Synonym	2,2'-Dihydroxy-1,1'-azonaphthalene-3',4,6'-trisulfonic acid disodium salt
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	C20H12N2Na2O11S3

277

Thermo Scientific Chemicals Safranin O, 95%, pure, high purity biological stain

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

278

Thermo Scientific Chemicals Litmus, pure, indicator grade

CAS: 1393-92-6 MDL Number: MFCD00131528

Pricing & Availability
Specifications

CAS	1393-92-6
MDL Number	MFCD00131528

279

Thermo Scientific Chemicals Rhodamine WT, 20% solution in water

CAS: 37299-86-8 | C29H29ClN2Na2O5 | 566.99 g/mol

Pricing & Availability
Specifications

PubChem CID	37718
CAS	7732-18-5
Molecular Weight (g/mol)	566.99
Packaging	Glass bottle
Solubility Information	Solubility in water: miscible.
Chemical Name or Material	Rhodamine WT
SMILES	CCN(CC)C1=CC2=C(C=C1)C(=C3C=CC(=[N+](CC)CC)C=C3O2)C4=C(C=C(C=C4)C(=O)[O-])C(=O)[O-].[Na+].[Na+].[Cl-]
IUPAC Name	disodium;4-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]benzene-1,3-dicarboxylate;chloride
InChI Key	NRZDMKVYRRMFRR-UHFFFAOYSA-L
Molecular Formula	C29H29ClN2Na2O5
Density	1.1600g/mL
Formula Weight	566.99
Specific Gravity	1.16

280

Promotions Available

BD Propidium Iodide Staining Solution

Designed for use in two-color Annexin V flow cytometric assays.

Pricing & Availability

281

Thionin acetate

CAS: 78338-22-4 Molecular Formula: C14H13N3O2S Molecular Weight (g/mol): 287.337 MDL Number: MFCD00081194 InChI Key: JOIRQYHDJINFGA-UHFFFAOYSA-N PubChem CID: 2724414 IUPAC Name: (7-aminophenothiazin-3-ylidene)azanium;acetate SMILES: CC(=O)[O-].C1=CC2=C(C=C1N)SC3=CC(=[NH2+])C=CC3=N2

Pricing & Availability
Specifications

PubChem CID	2724414
CAS	78338-22-4
Molecular Weight (g/mol)	287.337
MDL Number	MFCD00081194
SMILES	CC(=O)[O-].C1=CC2=C(C=C1N)SC3=CC(=[NH2+])C=CC3=N2
IUPAC Name	(7-aminophenothiazin-3-ylidene)azanium;acetate
InChI Key	JOIRQYHDJINFGA-UHFFFAOYSA-N
Molecular Formula	C14H13N3O2S

282

StatLab™ 1% Focus Acid Alcohol

Used to remove excess stain and produce more defined nuclei.

Pricing & Availability

283

Thermo Scientific Chemicals Bromophenol Blue sodium salt

CAS: 34725-61-6 Molecular Formula: C₁₉H₉Br₄NaO₅S Molecular Weight (g/mol): 691.96 MDL Number: MFCD00013793 Synonym: Bromphenol Blue, water soluble

Pricing & Availability
Specifications

CAS	34725-61-6
Molecular Weight (g/mol)	691.96
MDL Number	MFCD00013793
Synonym	Bromphenol Blue, water soluble
Molecular Formula	C₁₉H₉Br₄NaO₅S

284

MilliporeSigma™ Weigert's Iron Hematoxylin kit

For staining nuclei of tissue sections

Pricing & Availability

285

Calmagite Indicator, 0.1% Aqueous, for Hardness, Certified, LabChem™

CAS: 3147-14-6 Molecular Formula: C17H14N2O5S Molecular Weight (g/mol): 358.368 InChI Key: ASFVMSDYPYMUFL-UHFFFAOYSA-N PubChem CID: 6364506 IUPAC Name: 4-[(2-hydroxy-5-methylphenyl)hydrazinylidene]-3-oxonaphthalene-1-sulfonic acid SMILES: CC1=CC(=C(C=C1)O)NN=C2C3=CC=CC=C3C(=CC2=O)S(=O)(=O)O

Pricing & Availability
Specifications

PubChem CID	6364506
CAS	3147-14-6
Molecular Weight (g/mol)	358.368
SMILES	CC1=CC(=C(C=C1)O)NN=C2C3=CC=CC=C3C(=CC2=O)S(=O)(=O)O
IUPAC Name	4-[(2-hydroxy-5-methylphenyl)hydrazinylidene]-3-oxonaphthalene-1-sulfonic acid
InChI Key	ASFVMSDYPYMUFL-UHFFFAOYSA-N
Molecular Formula	C17H14N2O5S

Stains and Dyes

Filtered Search Results

Narrow Results

Thermo Scientific™ Remel™ TB Methylene Blue Counterstain GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

StatLab™ 1% Focus Acid Alcohol GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Thermo Scientific™ Remel™ TB Methylene Blue Counterstain

StatLab™ 1% Focus Acid Alcohol