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.

781 – 795 of 6,329 results

781

MilliporeSigma™ May-Grünwald's Eosin Methylene Blue Dyes

for microscopy

Pricing & Availability
Specifications

Type	Eosin Methylene Blue Dye
Packaging Type	Glass Bottle
Color	Dark green

782

May-Grünwald's Eosine-Methylene Blue Solution Modified, For Microscopy, MilliporeSigma™

Pricing & Availability
Specifications

Color	Blue
Physical Form	Liquid
Health Hazard 1	H225: Highly flammable liquid and vapour. H301 + H311 + H331: Toxic if swallowed, in contact with skin or if inhaled H370: Causes damage to organs
UN Number	UN 1230
DOT Information	DOT Class: 3 (6.1), Packaging Group: II
Chemical Name or Material	May-Grünwald's Eosine-Methylene Blue Solution Modified
EINECS Number	200-659-6
Odor	Smells like methanol
Vapor Pressure	125 hPa at 20°C

783

Eriochrome Black T, MilliporeSigma™

CAS: 1787-61-7 Molecular Formula: C20H12N3NaO7S Molecular Weight (g/mol): 461.38 MDL Number: MFCD00003935 InChI Key: JHUJLRKQZAPSDP-GXTSIBQPSA-M Synonym: 2-Hydroxy-1-(1-hydroxy-2-naphthylazo)-6-nitronaphthalene-4-sulfonic Acid Sodium Salt PubChem CID: 87355429 IUPAC Name: sodium (4Z)-4-[2-(1-hydroxynaphthalen-2-yl)hydrazin-1-ylidene]-7-nitro-3-oxo-3,4-dihydronaphthalene-1-sulfonate 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	2-Hydroxy-1-(1-hydroxy-2-naphthylazo)-6-nitronaphthalene-4-sulfonic Acid Sodium Salt
IUPAC Name	sodium (4Z)-4-[2-(1-hydroxynaphthalen-2-yl)hydrazin-1-ylidene]-7-nitro-3-oxo-3,4-dihydronaphthalene-1-sulfonate
InChI Key	JHUJLRKQZAPSDP-GXTSIBQPSA-M
Molecular Formula	C20H12N3NaO7S

784

Phenolphthalein StandAR, Macron Fine Chemicals™

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): 318.33 MDL Number: MFCD00005913 InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N PubChem CID: 4764 ChEBI: CHEBI:34914 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one SMILES: OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

Pricing & Availability
Specifications

PubChem CID	4764
CAS	77-09-8
Molecular Weight (g/mol)	318.33
ChEBI	CHEBI:34914
MDL Number	MFCD00005913
SMILES	OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1
IUPAC Name	3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one
InChI Key	KJFMBFZCATUALV-UHFFFAOYSA-N
Molecular Formula	C20H14O4

785

Methyl Orange Indicator, Reag. Ph. Eur., Honeywell Fluka™

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

786

Phenol Red Indicator, ACS Reagent, Honeywell Fluka™

CAS: 143-74-8 Molecular Formula: C19H14O5S Molecular Weight (g/mol): 354.38 MDL Number: MFCD00003552 InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N Synonym: Phenolsulfonphthalein PubChem CID: 4766 ChEBI: CHEBI:31991 IUPAC Name: 4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol 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	Phenolsulfonphthalein
IUPAC Name	4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol
InChI Key	BELBBZDIHDAJOR-UHFFFAOYSA-N
Molecular Formula	C19H14O5S

787

Bromophenol Blue, Indicator, Reag. Ph. Eur., Honeywell Fluka™

CAS: 115-39-9 Molecular Formula: C19H10Br4O5S Molecular Weight (g/mol): 669.96 MDL Number: MFCD00005875 InChI Key: UDSAIICHUKSCKT-UHFFFAOYSA-N PubChem CID: 8272 ChEBI: CHEBI:59424 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C(=C3)Br)O)Br)C4=CC(=C(C(=C4)Br)O)Br

Pricing & Availability
Specifications

PubChem CID	8272
CAS	115-39-9
Molecular Weight (g/mol)	669.96
ChEBI	CHEBI:59424
MDL Number	MFCD00005875
SMILES	C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C(=C3)Br)O)Br)C4=CC(=C(C(=C4)Br)O)Br
IUPAC Name	2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol
InChI Key	UDSAIICHUKSCKT-UHFFFAOYSA-N
Molecular Formula	C19H10Br4O5S

788

Dimethyl Yellow Indicator, Honeywell Fluka™

CAS: 60-11-7 Molecular Formula: C14H15N3 Molecular Weight (g/mol): 225.30 MDL Number: MFCD00008308 InChI Key: JCYPECIVGRXBMO-UHFFFAOYSA-N PubChem CID: 6053 ChEBI: CHEBI:17903 IUPAC Name: N,N-dimethyl-4-phenyldiazenylaniline SMILES: CN(C)C1=CC=C(C=C1)N=NC1=CC=CC=C1

Pricing & Availability
Specifications

PubChem CID	6053
CAS	60-11-7
Molecular Weight (g/mol)	225.30
ChEBI	CHEBI:17903
MDL Number	MFCD00008308
SMILES	CN(C)C1=CC=C(C=C1)N=NC1=CC=CC=C1
IUPAC Name	N,N-dimethyl-4-phenyldiazenylaniline
InChI Key	JCYPECIVGRXBMO-UHFFFAOYSA-N
Molecular Formula	C14H15N3

789

Litmus, Indicator (pH 5-8), for titration, Honeywell Fluka™

CAS: 1393-92-6 MDL Number: MFCD00000826

Pricing & Availability
Specifications

CAS	1393-92-6
MDL Number	MFCD00000826

790

Methyl Red Solution, Honeywell™

CAS: 493-52-7 Molecular Formula: C15H15N3O2 Molecular Weight (g/mol): 269.304 MDL Number: MFCD00002425 InChI Key: CEQFOVLGLXCDCX-UHFFFAOYSA-N PubChem CID: 10303 IUPAC Name: 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O

Pricing & Availability
Specifications

PubChem CID	10303
CAS	493-52-7
Molecular Weight (g/mol)	269.304
MDL Number	MFCD00002425
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O
IUPAC Name	2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid
InChI Key	CEQFOVLGLXCDCX-UHFFFAOYSA-N
Molecular Formula	C15H15N3O2

791

Tashiro's indicator solution, In ethanol, Honeywell Fluka™

In ethanol

Pricing & Availability
Specifications

Health Hazard 2	P210-P280-P305 + P351 + P338-P337 + P313-P403 + P235
Chemical Name or Material	Tashiro’s indicator solution

792

Tashiro's indicator solution, in methanol, Honeywell Fluka™

In methanol

Pricing & Availability

793

Chromeazurol S, Honeywell™

CAS: 1667-99-8 Molecular Formula: C23H13Cl2Na3O9S Molecular Weight (g/mol): 605.277 MDL Number: MFCD00001615 InChI Key: FUIZKNBTOOKONL-UHFFFAOYSA-K PubChem CID: 54736314 IUPAC Name: trisodium;5-[(3-carboxy-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)-(2,6-dichloro-3-sulfonatophenyl)methyl]-3-methyl-2-oxidobenzoate SMILES: CC1=CC(=CC(=C1[O-])C(=O)[O-])C(=C2C=C(C(=O)C(=C2)C(=O)O)C)C3=C(C=CC(=C3Cl)S(=O)(=O)[O-])Cl.[Na+].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	54736314
CAS	1667-99-8
Molecular Weight (g/mol)	605.277
MDL Number	MFCD00001615
SMILES	CC1=CC(=CC(=C1[O-])C(=O)[O-])C(=C2C=C(C(=O)C(=C2)C(=O)O)C)C3=C(C=CC(=C3Cl)S(=O)(=O)[O-])Cl.[Na+].[Na+].[Na+]
IUPAC Name	trisodium;5-[(3-carboxy-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)-(2,6-dichloro-3-sulfonatophenyl)methyl]-3-methyl-2-oxidobenzoate
InChI Key	FUIZKNBTOOKONL-UHFFFAOYSA-K
Molecular Formula	C23H13Cl2Na3O9S

794

Bromophenol Blue, Sodium Salt, MP Biomedicals™

Synonym: 3',3”,5',5”-tetrabromophenolsulfonphthalein sodium salt,3', 3”, 5'

Pricing & Availability
Specifications

Synonym	3',3”,5',5”-tetrabromophenolsulfonphthalein sodium salt,3', 3”, 5'

795

Phenol red free acid, ACS reagent grade, MP Biomedicals™

CAS: 143-74-8 Molecular Formula: C19H14O5S Molecular Weight (g/mol): 354.38 MDL Number: MFCD00003552 InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N Synonym: Phenolsulfonephthalein sodium salt PubChem CID: 4766 ChEBI: CHEBI:31991 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-3H-2,1λ⁶-benzoxathiole-1,1-dione 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 sodium salt
IUPAC Name	3,3-bis(4-hydroxyphenyl)-3H-2,1λ⁶-benzoxathiole-1,1-dione
InChI Key	BELBBZDIHDAJOR-UHFFFAOYSA-N
Molecular Formula	C19H14O5S

Stains and Dyes

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