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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1,231 – 1,245 of 7,098 results

1,231

Bromocresol Green Sodium Salt, ACS Reagent Grade, Ricca Chemical

CAS: 62625-32-5 Molecular Weight (g/mol): 720 g/mol

Pricing & Availability
Specifications

CAS	62625-32-5
Molecular Weight (g/mol)	720 g/mol

1,232

Thymolphthalein, ACS Reagent Grade, Ricca Chemical

CAS: 125-20-2 Molecular Formula: C28H30O4 Molecular Weight (g/mol): 430.544 InChI Key: LDKDGDIWEUUXSH-UHFFFAOYSA-N PubChem CID: 31316 IUPAC Name: 3,3-bis(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-2-benzofuran-1-one SMILES: CC1=CC(=C(C=C1C2(C3=CC=CC=C3C(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O

Pricing & Availability
Specifications

PubChem CID	31316
CAS	125-20-2
Molecular Weight (g/mol)	430.544
SMILES	CC1=CC(=C(C=C1C2(C3=CC=CC=C3C(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O
IUPAC Name	3,3-bis(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-2-benzofuran-1-one
InChI Key	LDKDGDIWEUUXSH-UHFFFAOYSA-N
Molecular Formula	C28H30O4

1,233

Diphenylcarbazone Indicator, 0.1% (w/v) Alcoholic Solution, Ricca Chemical

Pricing & Availability
Specifications

Percent Purity	0.1% W/V
CAS	140-22-7
Color	Yellow
Physical Form	Liquid
Packaging	Amber Glass Bottle
Chemical Name or Material	Diphenylcarbazone Indicator
Grade	Indicator
Concentration	0.1% (w/v)
Solvent or Matrix	Alcoholic Solution

1,234

Phenol Red Indicator, 0.5% (w/v), Ricca Chemical

CAS: 34487-61-1 Molecular Formula: C19H13NaO5S Molecular Weight (g/mol): Mixture InChI Key: HKHYOKBQJILTEI-UHFFFAOYSA-M PubChem CID: 23686673 IUPAC Name: sodium;4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenolate SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	23686673
CAS	34487-61-1
Molecular Weight (g/mol)	Mixture
SMILES	C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)[O-].[Na+]
IUPAC Name	sodium;4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenolate
InChI Key	HKHYOKBQJILTEI-UHFFFAOYSA-M
Molecular Formula	C19H13NaO5S

1,235

Dansyl Chloride (10% in Acetone), TCI America™

CAS: 605-65-2 Molecular Formula: C12H12ClNO2S Molecular Weight (g/mol): 269.74 MDL Number: MFCD00003985 InChI Key: XPDXVDYUQZHFPV-UHFFFAOYSA-N Synonym: 5-(Dimethylamino)naphthalene-1-sulfonyl Chloride PubChem CID: 11801 ChEBI: CHEBI:51907 IUPAC Name: 5-(dimethylamino)naphthalene-1-sulfonyl chloride SMILES: CN(C)C1=CC=CC2=C(C=CC=C12)S(Cl)(=O)=O

Pricing & Availability
Specifications

PubChem CID	11801
CAS	605-65-2
Molecular Weight (g/mol)	269.74
ChEBI	CHEBI:51907
MDL Number	MFCD00003985
SMILES	CN(C)C1=CC=CC2=C(C=CC=C12)S(Cl)(=O)=O
Synonym	5-(Dimethylamino)naphthalene-1-sulfonyl Chloride
IUPAC Name	5-(dimethylamino)naphthalene-1-sulfonyl chloride
InChI Key	XPDXVDYUQZHFPV-UHFFFAOYSA-N
Molecular Formula	C12H12ClNO2S

1,236

StatLab 3% Acetic Acid

3% Acetic Acid

Pricing & Availability

1,237

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+]

Pricing & Availability
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

1,238

Food Red No. 105, TCI America™

CAS: 632-69-9 Molecular Formula: C20H4Cl4I4Na2O5 Molecular Weight (g/mol): 1019.644 MDL Number: MFCD00151169 InChI Key: DPBQSRZQYAYDGY-UHFFFAOYSA-N 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]
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

1,239

Food Red No. 104, TCI America™

CAS: 18472-87-2 Molecular Formula: C20H4Br4Cl4O5 MDL Number: MFCD00070627

Pricing & Availability
Specifications

CAS	18472-87-2
MDL Number	MFCD00070627
Molecular Formula	C20H4Br4Cl4O5

1,240

Nuclear Fast Red Solution, Ricca Chemical

Pricing & Availability
Specifications

CAS	7784-31-8
Physical Form	Liquid
CAS Min %	0.09
Chemical Name or Material	Nuclear Fast Red Solution
CAS Max %	0.1

1,241

StatLab MasterTech McDonald's Gram Stain Kit

Stains for gram positive and gram negative bacteria in less than five minutes

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1,242

Methyl Orange Indicator, 0.1% (w/v), Ricca Chemical

Pricing & Availability
Specifications

Percent Purity	0.1% W/V
CAS	7732-18-5
Color	Orange
Physical Form	Liquid
pH	3 to 4
Packaging	Natural Poly Bottle
Chemical Name or Material	Methyl Orange
Grade	Indicator
Concentration	0.1% (w/v)
Solvent or Matrix	Aqueous Solution