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.

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1,666 – 1,680 of 7,126 results

1,666

Bromocresol Green-Methyl Red Mixed Indicator, Ricca Chemical

Pricing & Availability
Specifications

CAS	845-10-3
Color	Dark Brown
Physical Form	Liquid
Packaging	Natural Poly Bottle
CAS Min %	0.02
Chemical Name or Material	Bromocresol Green-Methyl Red Mixed Indicator
Grade	Indicator
Solvent or Matrix	Aqueous Solution
CAS Max %	0.02

1,667

m-Cresol Purple Indicator, 0.04% (w/v), Ricca Chemical

CAS: 62625-31-4

Pricing & Availability
Specifications

CAS	62625-31-4

1,668

Oralith Brilliant Pink R 95.0+%, TCI America™

CAS: 2379-74-0 Molecular Formula: C18H10Cl2O2S2 Molecular Weight (g/mol): 393.30 MDL Number: MFCD00059165 InChI Key: NDDLLTAIKYHPOD-ZCXUNETKSA-N Synonym: Threne Brilliant Pink R, Vat Red 1 PubChem CID: 3000709 IUPAC Name: 6-chloro-2-[(2Z)-6-chloro-4-methyl-3-oxo-2,3-dihydro-1-benzothiophen-2-ylidene]-4-methyl-2,3-dihydro-1-benzothiophen-3-one SMILES: CC1=CC(Cl)=CC2=C1C(=O)\C(S2)=C1\SC2=CC(Cl)=CC(C)=C2C1=O

Pricing & Availability
Specifications

PubChem CID	3000709
CAS	2379-74-0
Molecular Weight (g/mol)	393.30
MDL Number	MFCD00059165
SMILES	CC1=CC(Cl)=CC2=C1C(=O)\C(S2)=C1\SC2=CC(Cl)=CC(C)=C2C1=O
Synonym	Threne Brilliant Pink R, Vat Red 1
IUPAC Name	6-chloro-2-[(2Z)-6-chloro-4-methyl-3-oxo-2,3-dihydro-1-benzothiophen-2-ylidene]-4-methyl-2,3-dihydro-1-benzothiophen-3-one
InChI Key	NDDLLTAIKYHPOD-ZCXUNETKSA-N
Molecular Formula	C18H10Cl2O2S2

1,669

Oil Violet, TCI America™

CAS: 6368-72-5 Molecular Formula: C24H21N5 Molecular Weight (g/mol): 379.467 MDL Number: MFCD00003904 InChI Key: VKWNTWQXVLKCSG-UHFFFAOYSA-N Synonym: Fat Red 7B, Solvent Red 19, Sudan Red 7B 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	Fat Red 7B, Solvent Red 19, Sudan Red 7B
IUPAC Name	N-ethyl-1-[(4-phenyldiazenylphenyl)diazenyl]naphthalen-2-amine
InChI Key	VKWNTWQXVLKCSG-UHFFFAOYSA-N
Molecular Formula	C24H21N5

1,670

StatLab MasterTech 1% Lithium Carbonate

StatLab 1% Lithium Carbonate, A MasterTech Special Stain Kit Component

Pricing & Availability

1,671

StatLab Poly Scientific Azure B Counterstain For Melanin Pigment

Used to differentiate between melanin and chromogenic precipitates

Pricing & Availability

1,672

StatLab MasterTech PAS Stain Kit

PAS stain kit for glycogen, mucin, fungi, and basement membranes in under 25 minutes

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1,673

StatLab MasterTech Light Green Counterstain

An extremely popular counterstain in histology

Pricing & Availability

1,674

Pinakryptol Yellow, TCI America™

CAS: 25910-85-4 Molecular Formula: C21H22N2O7S Molecular Weight (g/mol): 446.47 MDL Number: MFCD00011967 InChI Key: ZXQHSPWBYMLHLB-UHFFFAOYSA-M PubChem CID: 6438045 IUPAC Name: 6-ethoxy-1-methyl-2-[2-(3-nitrophenyl)ethenyl]quinolin-1-ium methyl sulfate SMILES: COS([O-])(=O)=O.CCOC1=CC=C2C(C=CC(C=CC3=CC=CC(=C3)[N+]([O-])=O)=[N+]2C)=C1

Pricing & Availability
Specifications

PubChem CID	6438045
CAS	25910-85-4
Molecular Weight (g/mol)	446.47
MDL Number	MFCD00011967
SMILES	COS([O-])(=O)=O.CCOC1=CC=C2C(C=CC(C=CC3=CC=CC(=C3)[N+]([O-])=O)=[N+]2C)=C1
IUPAC Name	6-ethoxy-1-methyl-2-[2-(3-nitrophenyl)ethenyl]quinolin-1-ium methyl sulfate
InChI Key	ZXQHSPWBYMLHLB-UHFFFAOYSA-M
Molecular Formula	C21H22N2O7S

1,675

4-(Phenylazo)phenol 95.0+%, TCI America™

CAS: 1689-82-3 Molecular Formula: C12H10N2O Molecular Weight (g/mol): 198.23 MDL Number: MFCD00002330 InChI Key: JTSBGMZPPPULTA-UHFFFAOYSA-N Synonym: 4-Hydroxyazobenzene, Solvent Yellow 7 PubChem CID: 5354198 IUPAC Name: 4-(2-phenylhydrazin-1-ylidene)cyclohexa-2,5-dien-1-one SMILES: O=C1C=CC(C=C1)=NNC1=CC=CC=C1

Pricing & Availability
Specifications

PubChem CID	5354198
CAS	1689-82-3
Molecular Weight (g/mol)	198.23
MDL Number	MFCD00002330
SMILES	O=C1C=CC(C=C1)=NNC1=CC=CC=C1
Synonym	4-Hydroxyazobenzene, Solvent Yellow 7
IUPAC Name	4-(2-phenylhydrazin-1-ylidene)cyclohexa-2,5-dien-1-one
InChI Key	JTSBGMZPPPULTA-UHFFFAOYSA-N
Molecular Formula	C12H10N2O

1,676

Acid Violet 43 97.0+%, TCI America™

CAS: 4430-18-6 Molecular Formula: C21H14NNaO6S Molecular Weight (g/mol): 431.394 MDL Number: MFCD00068446 InChI Key: GTKIEPUIFBBXJQ-UHFFFAOYSA-M PubChem CID: 23669622 IUPAC Name: sodium;2-[(4-hydroxy-9,10-dioxoanthracen-1-yl)amino]-5-methylbenzenesulfonate SMILES: CC1=CC(=C(C=C1)NC2=C3C(=C(C=C2)O)C(=O)C4=CC=CC=C4C3=O)S(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	23669622
CAS	4430-18-6
Molecular Weight (g/mol)	431.394
MDL Number	MFCD00068446
SMILES	CC1=CC(=C(C=C1)NC2=C3C(=C(C=C2)O)C(=O)C4=CC=CC=C4C3=O)S(=O)(=O)[O-].[Na+]
IUPAC Name	sodium;2-[(4-hydroxy-9,10-dioxoanthracen-1-yl)amino]-5-methylbenzenesulfonate
InChI Key	GTKIEPUIFBBXJQ-UHFFFAOYSA-M
Molecular Formula	C21H14NNaO6S

1,677

Cresol Red-Thymol Blue Indicator, Ricca Chemical

Pricing & Availability
Specifications

CAS	62625-29-0
Color	Brown/Purple
Physical Form	Liquid
Packaging	Natural Poly Bottle
CAS Min %	0.02
Chemical Name or Material	Cresol Red-Thymol Blue
Grade	Indicator
Solvent or Matrix	Aqueous Solution
CAS Max %	0.03

1,678

Acid Green 5, TCI America™

CAS: 5141-20-8 Molecular Formula: C37H34N2Na2O9S3 Molecular Weight (g/mol): 792.844 MDL Number: MFCD00012121 InChI Key: DGOBMKYRQHEFGQ-UHFFFAOYSA-L Synonym: Acid Green GG, Guinea Green 2G, Light Green SF Yellowish, Lissamine Green SF PubChem CID: 21223 ChEBI: CHEBI:87065 IUPAC Name: disodium;3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]-(4-sulfonatophenyl)methyl]anilino]methyl]benzenesulfonate SMILES: CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=CC=C(C=C5)S(=O)(=O)[O-].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	21223
CAS	5141-20-8
Molecular Weight (g/mol)	792.844
ChEBI	CHEBI:87065
MDL Number	MFCD00012121
SMILES	CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=CC=C(C=C5)S(=O)(=O)[O-].[Na+].[Na+]
Synonym	Acid Green GG, Guinea Green 2G, Light Green SF Yellowish, Lissamine Green SF
IUPAC Name	disodium;3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]-(4-sulfonatophenyl)methyl]anilino]methyl]benzenesulfonate
InChI Key	DGOBMKYRQHEFGQ-UHFFFAOYSA-L
Molecular Formula	C37H34N2Na2O9S3

1,679

Phenolphthalein (1% in ca. 85% Ethanol) [for Titration], TCI America™

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

1,680

Pigment Red 254, TCI America™

CAS: 84632-65-5 Molecular Formula: C18H10Cl2N2O2 Molecular Weight (g/mol): 357.19 MDL Number: MFCD01941106 InChI Key: JNNHVXMCVRYTTN-UHFFFAOYSA-N Synonym: 3,6-Bis(4-chlorophenyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione PubChem CID: 5490942 IUPAC Name: 3,6-bis(4-chlorophenyl)-1H,2H,4H,5H-pyrrolo[3,4-c]pyrrole-1,4-dione SMILES: ClC1=CC=C(C=C1)C1=C2C(=O)NC(=C2C(=O)N1)C1=CC=C(Cl)C=C1

Pricing & Availability
Specifications

PubChem CID	5490942
CAS	84632-65-5
Molecular Weight (g/mol)	357.19
MDL Number	MFCD01941106
SMILES	ClC1=CC=C(C=C1)C1=C2C(=O)NC(=C2C(=O)N1)C1=CC=C(Cl)C=C1
Synonym	3,6-Bis(4-chlorophenyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione
IUPAC Name	3,6-bis(4-chlorophenyl)-1H,2H,4H,5H-pyrrolo[3,4-c]pyrrole-1,4-dione
InChI Key	JNNHVXMCVRYTTN-UHFFFAOYSA-N
Molecular Formula	C18H10Cl2N2O2

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