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.

511 – 525 of 6,411 results

511

Crocein Scarlet 3B, TCI America™

CAS: 5413-75-2 Molecular Formula: C22H16N4Na2O7S2 Molecular Weight (g/mol): 558.491 MDL Number: MFCD00003907 InChI Key: BMBHMIGLJQAUTJ-HKWNQDJZSA-N Synonym: Acid Red 73 PubChem CID: 88641610 IUPAC Name: (8Z)-7-oxo-8-[(4-phenyldiazenylphenyl)hydrazinylidene]naphthalene-1,3-disulfonic acid;sodium SMILES: C1=CC=C(C=C1)N=NC2=CC=C(C=C2)NN=C3C(=O)C=CC4=CC(=CC(=C43)S(=O)(=O)O)S(=O)(=O)O.[Na].[Na]

Pricing & Availability
Specifications

PubChem CID	88641610
CAS	5413-75-2
Molecular Weight (g/mol)	558.491
MDL Number	MFCD00003907
SMILES	C1=CC=C(C=C1)N=NC2=CC=C(C=C2)NN=C3C(=O)C=CC4=CC(=CC(=C43)S(=O)(=O)O)S(=O)(=O)O.[Na].[Na]
Synonym	Acid Red 73
IUPAC Name	(8Z)-7-oxo-8-[(4-phenyldiazenylphenyl)hydrazinylidene]naphthalene-1,3-disulfonic acid;sodium
InChI Key	BMBHMIGLJQAUTJ-HKWNQDJZSA-N
Molecular Formula	C22H16N4Na2O7S2

512

StatLab™ MasterTech Chandler's Precision Reticulum Stain Kit

Reticulum Stain Kit stains reticulum fibers with no background staining in 30 minutes.

Pricing & Availability
Specifications

Type	Stain Kit

513

Methyl Red - Methylene Blue Solution (Ethanol Soln.) [mixed Indicator], TCI America™

MDL Number: MFCD00079686 Synonym: Methylene Blue - Methyl Red Solution

Pricing & Availability
Specifications

MDL Number	MFCD00079686
Synonym	Methylene Blue - Methyl Red Solution

514

Sodium Ligninsulfonate, TCI America™

This product is chemically-processing lignin derived from natural sources.

Pricing & Availability
Specifications

Content And Storage	20°C
Color	Deep Reddish Yellow-deep Yellow Red

515

Phenolphthalein Indicator, 1% (w/v) in Methanol, Neutralized, Ricca Chemical

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): Mixture 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)	Mixture
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

516

Murexide Indicator, 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

517

StatLab™ MasterTech Alcian Blue Stain Kit

Alcian Blue Stain Kit stains acid mucins blue in 40 minutes.

Pricing & Availability
Specifications

Type	Stain Kit

518

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

519

Trypsin Inhibitor, Corn, MilliporeSigma™

Pricing & Availability

520

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

521

SPADNS

CAS: 23647-14-5 Molecular Formula: C16H10N2Na3O11S3+ Molecular Weight (g/mol): 571.408 MDL Number: MFCD00003952 InChI Key: LSAWBVPBZOEGOT-UHFFFAOYSA-L Synonym: Sulfanilic acid azochromotrope; 2-(4-Sulfophenylazo)chromotropic acid trisodium salt PubChem CID: 73658865 IUPAC Name: trisodium;5-hydroxy-4-oxo-3-[(4-sulfophenyl)hydrazinylidene]naphthalene-2,7-disulfonate SMILES: C1=CC(=CC=C1NN=C2C(=CC3=CC(=CC(=C3C2=O)O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)O.[Na+].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	73658865
CAS	23647-14-5
Molecular Weight (g/mol)	571.408
MDL Number	MFCD00003952
SMILES	C1=CC(=CC=C1NN=C2C(=CC3=CC(=CC(=C3C2=O)O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)O.[Na+].[Na+].[Na+]
Synonym	Sulfanilic acid azochromotrope; 2-(4-Sulfophenylazo)chromotropic acid trisodium salt
IUPAC Name	trisodium;5-hydroxy-4-oxo-3-[(4-sulfophenyl)hydrazinylidene]naphthalene-2,7-disulfonate
InChI Key	LSAWBVPBZOEGOT-UHFFFAOYSA-L
Molecular Formula	C16H10N2Na3O11S3+

522

Alizarin Complexone, may cont. up to 10% water

CAS: 3952-78-1 Molecular Formula: C19H15NO8 Molecular Weight (g/mol): 385.328 MDL Number: MFCD00001202 InChI Key: PWIGYBONXWGOQE-UHFFFAOYSA-N Synonym: Alizarin Fluorine Blue; Alizarin-3-methyliminodiacetic acid PubChem CID: 65132 ChEBI: CHEBI:53088 IUPAC Name: 2-[carboxymethyl-[(3,4-dihydroxy-9,10-dioxoanthracen-2-yl)methyl]amino]acetic acid SMILES: C1=CC=C2C(=C1)C(=O)C3=CC(=C(C(=C3C2=O)O)O)CN(CC(=O)O)CC(=O)O

Pricing & Availability
Specifications

PubChem CID	65132
CAS	3952-78-1
Molecular Weight (g/mol)	385.328
ChEBI	CHEBI:53088
MDL Number	MFCD00001202
SMILES	C1=CC=C2C(=C1)C(=O)C3=CC(=C(C(=C3C2=O)O)O)CN(CC(=O)O)CC(=O)O
Synonym	Alizarin Fluorine Blue; Alizarin-3-methyliminodiacetic acid
IUPAC Name	2-[carboxymethyl-[(3,4-dihydroxy-9,10-dioxoanthracen-2-yl)methyl]amino]acetic acid
InChI Key	PWIGYBONXWGOQE-UHFFFAOYSA-N
Molecular Formula	C19H15NO8

523

Chromotrope 2R

CAS: 4197-07-3 Molecular Weight (g/mol): 468.36 MDL Number: MFCD00003955 InChI Key: XTJONEUTTZZRAB-VZRGYXGKSA-L Synonym: Acid Red 29; C.I. 16570 PubChem CID: 44135388 IUPAC Name: disodium;5-hydroxy-4-oxo-3-(phenylhydrazinylidene)naphthalene-2,7-disulfonate SMILES: C1=CC=C(C=C1)NN=C2C(=CC3=CC(=CC(=C3C2=O)O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	44135388
CAS	4197-07-3
Molecular Weight (g/mol)	468.36
MDL Number	MFCD00003955
SMILES	C1=CC=C(C=C1)NN=C2C(=CC3=CC(=CC(=C3C2=O)O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
Synonym	Acid Red 29; C.I. 16570
IUPAC Name	disodium;5-hydroxy-4-oxo-3-(phenylhydrazinylidene)naphthalene-2,7-disulfonate
InChI Key	XTJONEUTTZZRAB-VZRGYXGKSA-L

524

Wright's Stain

CAS: 68988-92-1 Molecular Formula: C36H27Br4N3O5S+2 Molecular Weight (g/mol): 933.304 MDL Number: MFCD00082143 InChI Key: AXIKDPDWFVPGOD-UHFFFAOYSA-O PubChem CID: 25113599 IUPAC Name: [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;2-(2,4,5,7-tetrabromo-3,6-dihydroxyxanthen-10-ium-9-yl)benzoic acid SMILES: CN(C)C1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.C1=CC=C(C(=C1)C2=C3C=C(C(=C(C3=[O+]C4=C(C(=C(C=C24)Br)O)Br)Br)O)Br)C(=O)O

Pricing & Availability
Specifications

PubChem CID	25113599
CAS	68988-92-1
Molecular Weight (g/mol)	933.304
MDL Number	MFCD00082143
SMILES	CN(C)C1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.C1=CC=C(C(=C1)C2=C3C=C(C(=C(C3=[O+]C4=C(C(=C(C=C24)Br)O)Br)Br)O)Br)C(=O)O
IUPAC Name	[7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;2-(2,4,5,7-tetrabromo-3,6-dihydroxyxanthen-10-ium-9-yl)benzoic acid
InChI Key	AXIKDPDWFVPGOD-UHFFFAOYSA-O
Molecular Formula	C36H27Br4N3O5S+2

525

Thermo Scientific Chemicals Ethyl Red

CAS: 76058-33-8 Molecular Formula: C17H18N3O2 Molecular Weight (g/mol): 296.35 MDL Number: MFCD00002427 InChI Key: HBRCDTRQDHMTDA-UHFFFAOYSA-M Synonym: 2-(4-Diethylaminophenylazo)benzoic acid PubChem CID: 54832 SMILES: CCN(CC)C1=CC=C(C=C1)N=NC1=CC=CC=C1C([O-])=O

Pricing & Availability
Specifications

PubChem CID	54832
CAS	76058-33-8
Molecular Weight (g/mol)	296.35
MDL Number	MFCD00002427
SMILES	CCN(CC)C1=CC=C(C=C1)N=NC1=CC=CC=C1C([O-])=O
Synonym	2-(4-Diethylaminophenylazo)benzoic acid
InChI Key	HBRCDTRQDHMTDA-UHFFFAOYSA-M
Molecular Formula	C17H18N3O2

Stains and Dyes

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Crocein Scarlet 3B, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

StatLab™ MasterTech Chandler's Precision Reticulum Stain Kit Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Methyl Red - Methylene Blue Solution (Ethanol Soln.) [mixed Indicator], TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

Phenolphthalein Indicator, 1% (w/v) in Methanol, Neutralized, Ricca Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

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