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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1,486 – 1,500 of 7,126 results

1,486

Acid Red 88, TCI America™

CAS: 1658-56-6 Molecular Formula: C20H13N2NaO4S Molecular Weight (g/mol): 400.384 MDL Number: MFCD00004070 InChI Key: YCRBPWIFISBYGJ-UHFFFAOYSA-M Synonym: Echt Rot, Fast Red A, Roccelline PubChem CID: 23722700 IUPAC Name: sodium;4-[2-(2-oxonaphthalen-1-ylidene)hydrazinyl]naphthalene-1-sulfonate SMILES: C1=CC=C2C(=C1)C=CC(=O)C2=NNC3=CC=C(C4=CC=CC=C43)S(=O)(=O)[O-].[Na+]

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Specifications

PubChem CID	23722700
CAS	1658-56-6
Molecular Weight (g/mol)	400.384
MDL Number	MFCD00004070
SMILES	C1=CC=C2C(=C1)C=CC(=O)C2=NNC3=CC=C(C4=CC=CC=C43)S(=O)(=O)[O-].[Na+]
Synonym	Echt Rot, Fast Red A, Roccelline
IUPAC Name	sodium;4-[2-(2-oxonaphthalen-1-ylidene)hydrazinyl]naphthalene-1-sulfonate
InChI Key	YCRBPWIFISBYGJ-UHFFFAOYSA-M
Molecular Formula	C20H13N2NaO4S

1,487

Naphthol Yellow S Hydrate 98.0+%, TCI America™

CAS: 846-70-8 Molecular Formula: C10H4N2Na2O8S Molecular Weight (g/mol): 358.188 MDL Number: MFCD00003958 InChI Key: CTIQLGJVGNGFEW-UHFFFAOYSA-L Synonym: 2,4-Dinitro-1-naphthol-7-sulfonic Acid Disodium Salt, Disodium 2,4-Dinitro-1-naphthol-7-sulfonate, Disodium 8-Hydroxy-5,7-dinitro-2-naphthalenesulfonate, 8-Hydroxy-5,7-dinitro-2-naphthalenesulfonic Acid Disodium Salt, Flavianic Acid Disodium Salt, Acid Ye PubChem CID: 2724063 ChEBI: CHEBI:87219 IUPAC Name: disodium;5,7-dinitro-8-oxidonaphthalene-2-sulfonate SMILES: C1=CC2=C(C=C1S(=O)(=O)[O-])C(=C(C=C2[N+](=O)[O-])[N+](=O)[O-])[O-].[Na+].[Na+]

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Specifications

PubChem CID	2724063
CAS	846-70-8
Molecular Weight (g/mol)	358.188
ChEBI	CHEBI:87219
MDL Number	MFCD00003958
SMILES	C1=CC2=C(C=C1S(=O)(=O)[O-])C(=C(C=C2[N+](=O)[O-])[N+](=O)[O-])[O-].[Na+].[Na+]
Synonym	2,4-Dinitro-1-naphthol-7-sulfonic Acid Disodium Salt, Disodium 2,4-Dinitro-1-naphthol-7-sulfonate, Disodium 8-Hydroxy-5,7-dinitro-2-naphthalenesulfonate, 8-Hydroxy-5,7-dinitro-2-naphthalenesulfonic Acid Disodium Salt, Flavianic Acid Disodium Salt, Acid Ye
IUPAC Name	disodium;5,7-dinitro-8-oxidonaphthalene-2-sulfonate
InChI Key	CTIQLGJVGNGFEW-UHFFFAOYSA-L
Molecular Formula	C10H4N2Na2O8S

1,488

StatLab MasterTech Modified Bielschowsky's Stain Kit

StatLab MasterTech Modified Bielschowsky's Stain Kit - stains axons, intracellular neurofibrils, and senile plaques in just 35 minutes

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1,489

StatLab MasterTech Modified Brown-Hopps Gram Stain Kit

StatLab MasterTech Modified Brown-Hopps Gram Stain Kit - stains for gram positive and gram negative bacteria in just under 20 minutes

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1,490

StatLab MasterTech 1% Potassium Permanganate

StatLab 1% Potassium Permanganate, a MasterTech Special Stain Kit Component

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1,491

StatLab Poly Scientific Carbol Fuchsin Kinyoun's Stain

StatLab Poly Scientific Carbol Fuchsin Kinyoun's Stain - used to identify acid-fast bacteria, particularly Mycobacterium tuberculosis

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1,492

Bromocresol Purple TS, 0.1% (w/v) in dilute Sodium Hydroxide, Ricca Chemical

Pricing & Availability
Specifications

Name Note	Test Solution
CAS	1310-73-2
Color	Purple
Physical Form	Liquid
pH	>12
Packaging	Natural Poly Bottle
CAS Min %	0.03
Chemical Name or Material	Bromocresol Purple
Grade	Indicator
Concentration	0.1% (w/v)
Solvent or Matrix	Dilute Sodium Hydroxide
CAS Max %	0.03

1,493

Lithol Rubin BCA 85.0+%, TCI America™

CAS: 5281-04-9 Molecular Formula: C18H12CaN2O6S Molecular Weight (g/mol): 424.44 MDL Number: MFCD00059529 InChI Key: WANIKCLUTOABTP-LRZQPWDCSA-L Synonym: Brilliant Carmine 6B, Pigment Red 57 PubChem CID: 121233252 IUPAC Name: calcium;(4Z)-4-[(4-methyl-2-sulfonatophenyl)hydrazinylidene]-3-oxonaphthalene-2-carboxylate SMILES: CC1=CC(=C(C=C1)NN=C2C3=CC=CC=C3C=C(C2=O)C(=O)[O-])S(=O)(=O)[O-].[Ca].[Ca]

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Specifications

PubChem CID	121233252
CAS	5281-04-9
Molecular Weight (g/mol)	424.44
MDL Number	MFCD00059529
SMILES	CC1=CC(=C(C=C1)NN=C2C3=CC=CC=C3C=C(C2=O)C(=O)[O-])S(=O)(=O)[O-].[Ca].[Ca]
Synonym	Brilliant Carmine 6B, Pigment Red 57
IUPAC Name	calcium;(4Z)-4-[(4-methyl-2-sulfonatophenyl)hydrazinylidene]-3-oxonaphthalene-2-carboxylate
InChI Key	WANIKCLUTOABTP-LRZQPWDCSA-L
Molecular Formula	C18H12CaN2O6S

1,494

Acid Blue 119, TCI America™

CAS: 1324-80-7 Molecular Formula: C37H30N3NaO4S Molecular Weight (g/mol): 635.714 MDL Number: MFCD00083221 InChI Key: BPCZPTGXEYXQRS-UHFFFAOYSA-M Synonym: Alkali Blue 6B PubChem CID: 71464047 IUPAC Name: sodium;2-[4-[bis(4-anilinophenyl)-hydroxymethyl]anilino]benzenesulfonate SMILES: C1=CC=C(C=C1)NC2=CC=C(C=C2)C(C3=CC=C(C=C3)NC4=CC=CC=C4)(C5=CC=C(C=C5)NC6=CC=CC=C6S(=O)(=O)[O-])O.[Na+]

Pricing & Availability
Specifications

PubChem CID	71464047
CAS	1324-80-7
Molecular Weight (g/mol)	635.714
MDL Number	MFCD00083221
SMILES	C1=CC=C(C=C1)NC2=CC=C(C=C2)C(C3=CC=C(C=C3)NC4=CC=CC=C4)(C5=CC=C(C=C5)NC6=CC=CC=C6S(=O)(=O)[O-])O.[Na+]
Synonym	Alkali Blue 6B
IUPAC Name	sodium;2-[4-[bis(4-anilinophenyl)-hydroxymethyl]anilino]benzenesulfonate
InChI Key	BPCZPTGXEYXQRS-UHFFFAOYSA-M
Molecular Formula	C37H30N3NaO4S

1,495

Acid Red 94, TCI America™

CAS: 632-69-9 Molecular Formula: C20H4Cl4I4Na2O5 Molecular Weight (g/mol): 1019.644 MDL Number: MFCD00151169 InChI Key: DPBQSRZQYAYDGY-UHFFFAOYSA-N Synonym: Rose Bengal PubChem CID: 87244310 IUPAC Name: sodium;4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one SMILES: C1=C2C(=C(C(=C1I)O)I)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)I)O)I.[Na].[Na]

Pricing & Availability
Specifications

PubChem CID	87244310
CAS	632-69-9
Molecular Weight (g/mol)	1019.644
MDL Number	MFCD00151169
SMILES	C1=C2C(=C(C(=C1I)O)I)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)I)O)I.[Na].[Na]
Synonym	Rose Bengal
IUPAC Name	sodium;4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one
InChI Key	DPBQSRZQYAYDGY-UHFFFAOYSA-N
Molecular Formula	C20H4Cl4I4Na2O5

1,496

D-(+)-Sucrose 99.0+%, TCI America™

CAS: 57-50-1 Molecular Formula: C12H22O11 Molecular Weight (g/mol): 342.30 MDL Number: MFCD00006626 InChI Key: CZMRCDWAGMRECN-PWPRYFECNA-N Synonym: D-(+)-Saccharose PubChem CID: 5988 ChEBI: CHEBI:17992 IUPAC Name: (2R,3R,4S,5S,6R)-2-{[(2S,3S,4S,5R)-3,4-dihydroxy-2,5-bis(hydroxymethyl)oxolan-2-yl]oxy}-6-(hydroxymethyl)oxane-3,4,5-triol SMILES: OC[C@H]1O[C@@](CO)(O[C@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O)[C@@H](O)[C@@H]1O

Pricing & Availability
Specifications

PubChem CID	5988
CAS	57-50-1
Molecular Weight (g/mol)	342.30
ChEBI	CHEBI:17992
MDL Number	MFCD00006626
SMILES	OC[C@H]1O[C@@](CO)(O[C@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O)[C@@H](O)[C@@H]1O
Synonym	D-(+)-Saccharose
IUPAC Name	(2R,3R,4S,5S,6R)-2-{[(2S,3S,4S,5R)-3,4-dihydroxy-2,5-bis(hydroxymethyl)oxolan-2-yl]oxy}-6-(hydroxymethyl)oxane-3,4,5-triol
InChI Key	CZMRCDWAGMRECN-PWPRYFECNA-N
Molecular Formula	C12H22O11

1,497

Chlorophenol Red Indicator, 0.04% (w/v), Ricca Chemical

Pricing & Availability
Specifications

Percent Purity	0.04% W/V
CAS	7732-18-5
Color	Red
Physical Form	Liquid
pH	6
Packaging	Natural Poly Bottle
CAS Min %	0.04
Chemical Name or Material	Chlorophenol Red Indicator
Grade	Indicator
Concentration	0.04% (w/v)
Solvent or Matrix	Aqueous Solution
CAS Max %	0.04

1,498

StatLab Poly Scientific Special Stain Kit Component, Oil Red O 0.5% Solution In Propylene Glycol

Oil Red O 0.5% Solution In Propylene Glycol

Pricing & Availability

1,499

Name Note	Test Solution
CAS	7783-20-2
Color	Yellow
Physical Form	Liquid
pH	4.7
Packaging	Natural Poly Bottle
CAS Min %	0.0045
Chemical Name or Material	pH 4.7 Phenol Red
Grade	Indicator
CAS Max %	0.0047

1,500

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

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