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.

301 – 315 of 6,701 results

301

BD BBL™/Difco™ TB Carbolfuchsin ZN

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

Pricing & Availability

302

Thermo Scientific Chemicals Methyl Purple, 0.1% w/v aq. soln.

Transition interval: pH 4.8 (purple) to pH 5.4 (green) | CAS: 1340-02-9

Pricing & Availability
Specifications

Concentration or Composition (by Analyte or Components)	Methyl purple: 0.1%; Water: 99.9%
CAS	7732-18-5
MDL Number	MFCD00070843
Physical Form	Liquid
Chemical Name or Material	Methyl Purple
TSCA	No
Recommended Storage	Ambient temperatures
Vapor Pressure	23 hPa (17mm Hg) at 20°C
Assay Percent Range	0.1% w/v aqueous solution

303

Thermo Scientific Chemicals Prussian Blue, pure

CAS: 14038-43-8 Molecular Formula: C18Fe7N18 Molecular Weight (g/mol): 859.239 MDL Number: MFCD00135663 InChI Key: DCYOBGZUOMKFPA-UHFFFAOYSA-N Synonym: C.I. 77510,Ferric ferrocyanide,Pigment Blue 27 PubChem CID: 2724251 IUPAC Name: iron(2+);iron(3+);octadecacyanide SMILES: [C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[Fe+2].[Fe+2].[Fe+2].[Fe+3].[Fe+3].[Fe+3].[Fe+3]

Pricing & Availability
Specifications

PubChem CID	2724251
CAS	14038-43-8
Molecular Weight (g/mol)	859.239
MDL Number	MFCD00135663
SMILES	[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[Fe+2].[Fe+2].[Fe+2].[Fe+3].[Fe+3].[Fe+3].[Fe+3]
Synonym	C.I. 77510,Ferric ferrocyanide,Pigment Blue 27
IUPAC Name	iron(2+);iron(3+);octadecacyanide
InChI Key	DCYOBGZUOMKFPA-UHFFFAOYSA-N
Molecular Formula	C18Fe7N18

304

Pyronin Y

CAS: 92-32-0 Molecular Formula: C17H19ClN2O Molecular Weight (g/mol): 302.802 MDL Number: MFCD00011725 InChI Key: INCIMLINXXICKS-UHFFFAOYSA-M Synonym: C.I. 45005; Pyronin G PubChem CID: 7085 ChEBI: CHEBI:87347 IUPAC Name: [6-(dimethylamino)xanthen-3-ylidene]-dimethylazanium;chloride SMILES: CN(C)C1=CC2=C(C=C1)C=C3C=CC(=[N+](C)C)C=C3O2.[Cl-]

Pricing & Availability
Specifications

PubChem CID	7085
CAS	92-32-0
Molecular Weight (g/mol)	302.802
ChEBI	CHEBI:87347
MDL Number	MFCD00011725
SMILES	CN(C)C1=CC2=C(C=C1)C=C3C=CC(=[N+](C)C)C=C3O2.[Cl-]
Synonym	C.I. 45005; Pyronin G
IUPAC Name	[6-(dimethylamino)xanthen-3-ylidene]-dimethylazanium;chloride
InChI Key	INCIMLINXXICKS-UHFFFAOYSA-M
Molecular Formula	C17H19ClN2O

305

BD Horizon™ Fixable Viability Stain 510

Useful for discrimination of viable from non-viable mammalian cells in multicolor flow cytometric applications

Pricing & Availability

306

Rhodanine, 99%

CAS: 141-84-4 Molecular Formula: C3H3NOS2 Molecular Weight (g/mol): 133.183 MDL Number: MFCD00005488 InChI Key: KIWUVOGUEXMXSV-UHFFFAOYSA-N Synonym: 2-Thioxo-4-thiazolidinone PubChem CID: 1201546 ChEBI: CHEBI:8830 IUPAC Name: 2-sulfanylidene-1,3-thiazolidin-4-one SMILES: C1C(=O)NC(=S)S1

Pricing & Availability
Specifications

PubChem CID	1201546
CAS	141-84-4
Molecular Weight (g/mol)	133.183
ChEBI	CHEBI:8830
MDL Number	MFCD00005488
SMILES	C1C(=O)NC(=S)S1
Synonym	2-Thioxo-4-thiazolidinone
IUPAC Name	2-sulfanylidene-1,3-thiazolidin-4-one
InChI Key	KIWUVOGUEXMXSV-UHFFFAOYSA-N
Molecular Formula	C3H3NOS2

307

Thermo Scientific Chemicals Methyl Orange

CAS: 547-58-0 Molecular Formula: C14H14N3NaO3S Molecular Weight (g/mol): 327.334 MDL Number: MFCD00007502 InChI Key: STZCRXQWRGQSJD-UHFFFAOYSA-M Synonym: Acid Orange 52; C.I. 13025 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	Acid Orange 52; C.I. 13025
IUPAC Name	sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate
InChI Key	STZCRXQWRGQSJD-UHFFFAOYSA-M
Molecular Formula	C14H14N3NaO3S

308

MilliporeSigma™ Tuerk's Solution for Leukocyte Counting

for leukocyte counting

Pricing & Availability

309

Fluorescein Diacetate 98.0+%, TCI America™

CAS: 596-09-8 Molecular Formula: C24H16O7 Molecular Weight (g/mol): 416.385 MDL Number: MFCD00005062 InChI Key: CHADEQDQBURGHL-UHFFFAOYSA-N PubChem CID: 65047 IUPAC Name: (6'-acetyloxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-3'-yl) acetate SMILES: CC(=O)OC1=CC2=C(C=C1)C3(C4=C(O2)C=C(C=C4)OC(=O)C)C5=CC=CC=C5C(=O)O3

Pricing & Availability
Specifications

PubChem CID	65047
CAS	596-09-8
Molecular Weight (g/mol)	416.385
MDL Number	MFCD00005062
SMILES	CC(=O)OC1=CC2=C(C=C1)C3(C4=C(O2)C=C(C=C4)OC(=O)C)C5=CC=CC=C5C(=O)O3
IUPAC Name	(6'-acetyloxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-3'-yl) acetate
InChI Key	CHADEQDQBURGHL-UHFFFAOYSA-N
Molecular Formula	C24H16O7

310

Xylene Cyanol, pure

CAS: 4463-44-9 Molecular Formula: C25H28N2NaO7S2 Molecular Weight (g/mol): 555.616 MDL Number: MFCD00019481 InChI Key: JKPDSWLBCLGXEQ-UHFFFAOYSA-N Synonym: C.I. 43535,Cyanol FF PubChem CID: 131854036 IUPAC Name: 4-[[4-(ethylamino)-3-methylphenyl]-(4-ethylimino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]-6-hydroxybenzene-1,3-disulfonic acid;sodium SMILES: CCNC1=C(C=C(C=C1)C(=C2C=CC(=NCC)C(=C2)C)C3=CC(=C(C=C3S(=O)(=O)O)S(=O)(=O)O)O)C.[Na]

Pricing & Availability
Specifications

PubChem CID	131854036
CAS	4463-44-9
Molecular Weight (g/mol)	555.616
MDL Number	MFCD00019481
SMILES	CCNC1=C(C=C(C=C1)C(=C2C=CC(=NCC)C(=C2)C)C3=CC(=C(C=C3S(=O)(=O)O)S(=O)(=O)O)O)C.[Na]
Synonym	C.I. 43535,Cyanol FF
IUPAC Name	4-[[4-(ethylamino)-3-methylphenyl]-(4-ethylimino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]-6-hydroxybenzene-1,3-disulfonic acid;sodium
InChI Key	JKPDSWLBCLGXEQ-UHFFFAOYSA-N
Molecular Formula	C25H28N2NaO7S2

311

Thermo Scientific Chemicals Pararosaniline chloride, pure, high purity biological stain

CAS: 569-61-9 Molecular Formula: C19H18ClN3 Molecular Weight (g/mol): 323.824 MDL Number: MFCD00001657 InChI Key: JUQPZRLQQYSMEQ-UHFFFAOYSA-N Synonym: Basic Red 9, monohydrochloride,Basic Fuchsin,C.I. 42500 PubChem CID: 11292 ChEBI: CHEBI:87663 IUPAC Name: 4-[(4-aminophenyl)-(4-iminocyclohexa-2,5-dien-1-ylidene)methyl]aniline;hydrochloride SMILES: C1=CC(=N)C=CC1=C(C2=CC=C(C=C2)N)C3=CC=C(C=C3)N.Cl

Pricing & Availability
Specifications

PubChem CID	11292
CAS	569-61-9
Molecular Weight (g/mol)	323.824
ChEBI	CHEBI:87663
MDL Number	MFCD00001657
SMILES	C1=CC(=N)C=CC1=C(C2=CC=C(C=C2)N)C3=CC=C(C=C3)N.Cl
Synonym	Basic Red 9, monohydrochloride,Basic Fuchsin,C.I. 42500
IUPAC Name	4-[(4-aminophenyl)-(4-iminocyclohexa-2,5-dien-1-ylidene)methyl]aniline;hydrochloride
InChI Key	JUQPZRLQQYSMEQ-UHFFFAOYSA-N
Molecular Formula	C19H18ClN3

312

LabChem, Inc. 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

313

Phenol 99.5+%, TCI America™

CAS: 108-95-2 Molecular Formula: C6H6O Molecular Weight (g/mol): 94.11 MDL Number: MFCD00002143 InChI Key: ISWSIDIOOBJBQZ-UHFFFAOYSA-N PubChem CID: 996 ChEBI: CHEBI:15882 IUPAC Name: phenol SMILES: OC1=CC=CC=C1

Pricing & Availability
Specifications

PubChem CID	996
CAS	108-95-2
Molecular Weight (g/mol)	94.11
ChEBI	CHEBI:15882
MDL Number	MFCD00002143
SMILES	OC1=CC=CC=C1
IUPAC Name	phenol
InChI Key	ISWSIDIOOBJBQZ-UHFFFAOYSA-N
Molecular Formula	C6H6O

314

Thermo Scientific™ Sulfuric Acid 10% Decolorizer

Use Sulfuric Acid 5% Decolorizer as a reagent in acid-fast staining procedures to detect Cryptosporidium in clinical specimens.

Pricing & Availability

315

Thermo Scientific Chemicals Phenol Red, ACS reagent

CAS: 143-74-8 Molecular Formula: C19H14O5S Molecular Weight (g/mol): 354.38 MDL Number: MFCD00003552 InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N Synonym: Phenolsulfonephthalein PubChem CID: 4766 ChEBI: CHEBI:31991 SMILES: OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

Pricing & Availability
Specifications

PubChem CID	4766
CAS	143-74-8
Molecular Weight (g/mol)	354.38
ChEBI	CHEBI:31991
MDL Number	MFCD00003552
SMILES	OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1
Synonym	Phenolsulfonephthalein
InChI Key	BELBBZDIHDAJOR-UHFFFAOYSA-N
Molecular Formula	C19H14O5S

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Stains and Dyes

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Fluorescein Diacetate 98.0+%, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Phenol 99.5+%, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Thermo Scientific™ Sulfuric Acid 10% Decolorizer GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Fluorescein Diacetate 98.0+%, TCI America™

Phenol 99.5+%, TCI America™

Thermo Scientific™ Sulfuric Acid 10% Decolorizer