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.

361 – 375 of 6,701 results

361

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

362

Thermo Scientific™ Remel™ TB Base Digestant

The Thermo Scientific™ Remel TB Base Digestant is for digestion and decontamination procedures for AFB cultures.

Pricing & Availability

363

Thermo Scientific Chemicals Xylenol Orange tetrasodium salt, ACS

CAS: 3618-43-7 MDL Number: MFCD00044293

Pricing & Availability
Specifications

CAS	3618-43-7
MDL Number	MFCD00044293

364

Thermo Scientific Chemicals Bromophenol Blue sodium salt, ACS

CAS: 34725-61-6 MDL Number: MFCD00013793

Pricing & Availability
Specifications

CAS	34725-61-6
MDL Number	MFCD00013793

365

m-Cresol Purple

CAS: 2303-01-7 Molecular Formula: C21H18O5S Molecular Weight (g/mol): 382.43 MDL Number: MFCD00005871 InChI Key: OLQIKGSZDTXODA-UHFFFAOYSA-N Synonym: m-Cresolsulfonephthalein PubChem CID: 73030 IUPAC Name: 4-[3-(4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol SMILES: CC1=C(C=CC(=C1)O)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=C(C=C(C=C4)O)C

Pricing & Availability
Specifications

PubChem CID	73030
CAS	2303-01-7
Molecular Weight (g/mol)	382.43
MDL Number	MFCD00005871
SMILES	CC1=C(C=CC(=C1)O)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=C(C=C(C=C4)O)C
Synonym	m-Cresolsulfonephthalein
IUPAC Name	4-[3-(4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol
InChI Key	OLQIKGSZDTXODA-UHFFFAOYSA-N
Molecular Formula	C21H18O5S

366

Thermo Scientific™ Remel™ Loefflers Methylene Blue

For presumptive identification of Corynebacterium diphtheriae, Haemophilus influenzae, Neisseria meningitidis, and gram-negative bacteria.

Pricing & Availability

367

Thermo Scientific Chemicals Metanil Yellow

CAS: 587-98-4 Molecular Formula: C18H14N3NaO3S Molecular Weight (g/mol): 375.378 MDL Number: MFCD00007486 InChI Key: NYGZLYXAPMMJTE-UHFFFAOYSA-M Synonym: C.I. 13065 PubChem CID: 3935589 ChEBI: CHEBI:87235 IUPAC Name: sodium;3-[(4-anilinophenyl)diazenyl]benzenesulfonate SMILES: C1=CC=C(C=C1)NC2=CC=C(C=C2)N=NC3=CC(=CC=C3)S(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	3935589
CAS	587-98-4
Molecular Weight (g/mol)	375.378
ChEBI	CHEBI:87235
MDL Number	MFCD00007486
SMILES	C1=CC=C(C=C1)NC2=CC=C(C=C2)N=NC3=CC(=CC=C3)S(=O)(=O)[O-].[Na+]
Synonym	C.I. 13065
IUPAC Name	sodium;3-[(4-anilinophenyl)diazenyl]benzenesulfonate
InChI Key	NYGZLYXAPMMJTE-UHFFFAOYSA-M
Molecular Formula	C18H14N3NaO3S

368

Thermo Scientific Chemicals Sudan I, pure

CAS: 842-07-9 Molecular Formula: C16H12N2O Molecular Weight (g/mol): 248.285 MDL Number: MFCD00003911 InChI Key: ZONYAPYTDIVJGG-VLGSPTGOSA-N Synonym: C.I. 12055,1-Phenylazo-2-naphthol,Solvent Yellow 14 PubChem CID: 5858445 IUPAC Name: (1Z)-1-(phenylhydrazinylidene)naphthalen-2-one SMILES: C1=CC=C(C=C1)NN=C2C(=O)C=CC3=CC=CC=C32

Pricing & Availability
Specifications

PubChem CID	5858445
CAS	842-07-9
Molecular Weight (g/mol)	248.285
MDL Number	MFCD00003911
SMILES	C1=CC=C(C=C1)NN=C2C(=O)C=CC3=CC=CC=C32
Synonym	C.I. 12055,1-Phenylazo-2-naphthol,Solvent Yellow 14
IUPAC Name	(1Z)-1-(phenylhydrazinylidene)naphthalen-2-one
InChI Key	ZONYAPYTDIVJGG-VLGSPTGOSA-N
Molecular Formula	C16H12N2O

369

Thermo Scientific Chemicals Sudan II, pure

CAS: 3118-97-6 Molecular Formula: C18H16N2O Molecular Weight (g/mol): 276.34 MDL Number: MFCD00003896 InChI Key: YPXOPAFVVHXQDP-ZZEZOPTASA-N Synonym: C.I. 12140,1-(2, 4-Dimethylphenylazo)-2-naphthol,Solvent orange 7 PubChem CID: 5809936 IUPAC Name: (1Z)-1-[(2,4-dimethylphenyl)hydrazinylidene]naphthalen-2-one SMILES: CC1=CC=C(N\N=C2/C(=O)C=CC3=CC=CC=C23)C(C)=C1

Pricing & Availability
Specifications

PubChem CID	5809936
CAS	3118-97-6
Molecular Weight (g/mol)	276.34
MDL Number	MFCD00003896
SMILES	CC1=CC=C(N\N=C2/C(=O)C=CC3=CC=CC=C23)C(C)=C1
Synonym	C.I. 12140,1-(2, 4-Dimethylphenylazo)-2-naphthol,Solvent orange 7
IUPAC Name	(1Z)-1-[(2,4-dimethylphenyl)hydrazinylidene]naphthalen-2-one
InChI Key	YPXOPAFVVHXQDP-ZZEZOPTASA-N
Molecular Formula	C18H16N2O

370

StatLab™ MasterTech PAS Stain Kit

PAS Stain Kit stains for glycogen, mucin, fungi, and basement membranes in under 25 minutes.

Pricing & Availability
Specifications

Type	Stain Kit

371

Starch Indicator, 0.2% (w/v), Ricca Chemical

Pricing & Availability
Specifications

CAS	69-72-7
Physical Form	Liquid
CAS Min %	0.1
Chemical Name or Material	Starch Indicator
CAS Max %	0.1

372

Ponceau S, Electrophoresis Grade

CAS: 6226-79-5 Molecular Formula: C22H12N4Na4O13S4 Molecular Weight (g/mol): 760.552 MDL Number: MFCD00003892 InChI Key: VSXKEUCERCWGKF-STNZDNLRSA-J Synonym: C.I. 27195 PubChem CID: 11320219 IUPAC Name: tetrasodium;(4Z)-3-oxo-4-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]hydrazinylidene]naphthalene-2,7-disulfonate SMILES: C1=CC(=CC=C1N=NC2=CC(=C(C=C2)NN=C3C4=C(C=C(C=C4)S(=O)(=O)[O-])C=C(C3=O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	11320219
CAS	6226-79-5
Molecular Weight (g/mol)	760.552
MDL Number	MFCD00003892
SMILES	C1=CC(=CC=C1N=NC2=CC(=C(C=C2)NN=C3C4=C(C=C(C=C4)S(=O)(=O)[O-])C=C(C3=O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
Synonym	C.I. 27195
IUPAC Name	tetrasodium;(4Z)-3-oxo-4-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]hydrazinylidene]naphthalene-2,7-disulfonate
InChI Key	VSXKEUCERCWGKF-STNZDNLRSA-J
Molecular Formula	C22H12N4Na4O13S4

373

Thermo Scientific Chemicals Sudan Red 7B

CAS: 6368-72-5 Molecular Formula: C24H21N5 Molecular Weight (g/mol): 379.467 MDL Number: MFCD00003904 InChI Key: VKWNTWQXVLKCSG-UHFFFAOYSA-N Synonym: C.I. 26050,N-Ethyl-1-[4-(phenylazo)phenylazo]-2-naphthylamine,Fat Red 7B,Solvent Red 19 PubChem CID: 61396 IUPAC Name: N-ethyl-1-[(4-phenyldiazenylphenyl)diazenyl]naphthalen-2-amine SMILES: CCNC1=C(C2=CC=CC=C2C=C1)N=NC3=CC=C(C=C3)N=NC4=CC=CC=C4

Pricing & Availability
Specifications

PubChem CID	61396
CAS	6368-72-5
Molecular Weight (g/mol)	379.467
MDL Number	MFCD00003904
SMILES	CCNC1=C(C2=CC=CC=C2C=C1)N=NC3=CC=C(C=C3)N=NC4=CC=CC=C4
Synonym	C.I. 26050,N-Ethyl-1-[4-(phenylazo)phenylazo]-2-naphthylamine,Fat Red 7B,Solvent Red 19
IUPAC Name	N-ethyl-1-[(4-phenyldiazenylphenyl)diazenyl]naphthalen-2-amine
InChI Key	VKWNTWQXVLKCSG-UHFFFAOYSA-N
Molecular Formula	C24H21N5

374

Thermo Scientific Chemicals Thymol Blue, ACS

CAS: 76-61-9 Molecular Formula: C27H30O5S Molecular Weight (g/mol): 466.592 MDL Number: MFCD00005869 InChI Key: PRZSXZWFJHEZBJ-UHFFFAOYSA-N Synonym: Thymolsulfonphthalein PubChem CID: 65565 IUPAC Name: 4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenol SMILES: CC1=CC(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O

Pricing & Availability
Specifications

PubChem CID	65565
CAS	76-61-9
Molecular Weight (g/mol)	466.592
MDL Number	MFCD00005869
SMILES	CC1=CC(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O
Synonym	Thymolsulfonphthalein
IUPAC Name	4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenol
InChI Key	PRZSXZWFJHEZBJ-UHFFFAOYSA-N
Molecular Formula	C27H30O5S

375

Thermo Scientific Chemicals Reactive Blue 4, dye content min. 35%

CAS: 13324-20-4 Molecular Formula: C23H14Cl2N6O8S2 Molecular Weight (g/mol): 637.42 MDL Number: MFCD00001218 InChI Key: RTLULCVBFCRQKI-UHFFFAOYSA-N Synonym: C.I. 61205; Procion™ Blue MX-R PubChem CID: 25863 IUPAC Name: 1-amino-4-[3-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-sulfoanilino]-9,10-dioxoanthracene-2-sulfonic acid SMILES: NC1=C(C=C(NC2=CC=C(C(NC3=NC(Cl)=NC(Cl)=N3)=C2)S(O)(=O)=O)C2=C1C(=O)C1=CC=CC=C1C2=O)S(O)(=O)=O

Pricing & Availability
Specifications

PubChem CID	25863
CAS	13324-20-4
Molecular Weight (g/mol)	637.42
MDL Number	MFCD00001218
SMILES	NC1=C(C=C(NC2=CC=C(C(NC3=NC(Cl)=NC(Cl)=N3)=C2)S(O)(=O)=O)C2=C1C(=O)C1=CC=CC=C1C2=O)S(O)(=O)=O
Synonym	C.I. 61205; Procion™ Blue MX-R
IUPAC Name	1-amino-4-[3-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-sulfoanilino]-9,10-dioxoanthracene-2-sulfonic acid
InChI Key	RTLULCVBFCRQKI-UHFFFAOYSA-N
Molecular Formula	C23H14Cl2N6O8S2

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

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

StatLab™ MasterTech PAS Stain Kit Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Starch Indicator, 0.2% (w/v), Ricca Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Thermo Scientific™ Remel™ TB Base Digestant

Thermo Scientific™ Remel™ Loefflers Methylene Blue

StatLab™ MasterTech PAS Stain Kit

Starch Indicator, 0.2% (w/v), Ricca Chemical