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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1,831 – 1,845 of 7,125 results

1,831

Starch Indicator for Sulfite, Reagents

Starch Indicator for Sulfite, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

Boiling Point	100°C
CAS	7647-01-0
Color	White
Physical Form	Liquid
Packaging	Poly Bottle
Chemical Name or Material	Starch Indicator for Sulfite
Grade	Reagent
Specific Gravity	1.0159

1,832

Phenolphthalein Indicator, 0.2% w/v in Denatured Ethanol, Reagents

Phenolphthalein Indicator, 0.2% w/v in Denatured Ethanol, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,833

Tropaeolin O Indicator (Sulfo Orange 0.1% w/v), Reagents

Tropaeolin O Indicator (Sulfo Orange 0.1% w/v), Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,834

Carbol Fuchsin, 0.1% w/v Solution, Reagents

Carbol Fuchsin, 0.1% w/v Solution, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,835

Crystal Violet, 0.1% w/v in Acetic Acid, Reagents

CAS: 64-19-7 Molecular Formula: C2H4O2 Molecular Weight (g/mol): 60.05 MDL Number: MFCD00036152 InChI Key: QTBSBXVTEAMEQO-UHFFFAOYSA-N Synonym: Gentian Violet, Basic Violet 3 IUPAC Name: acetic acid SMILES: CC(O)=O

Pricing & Availability
Specifications

CAS	64-19-7
Molecular Weight (g/mol)	60.05
MDL Number	MFCD00036152
SMILES	CC(O)=O
Synonym	Gentian Violet, Basic Violet 3
IUPAC Name	acetic acid
InChI Key	QTBSBXVTEAMEQO-UHFFFAOYSA-N
Molecular Formula	C2H4O2

1,836

Eriochrome Black T, ACS Reagent (EBT; Mordant Black 11), Reagents

CAS: 1787-61-7 Molecular Formula: C20H12N3NaO7S Molecular Weight (g/mol): 461.38 InChI Key: JHUJLRKQZAPSDP-GXTSIBQPSA-M Synonym: Water hardness indicator IUPAC Name: sodium (4Z)-4-[2-(1-hydroxynaphthalen-2-yl)hydrazin-1-ylidene]-7-nitro-3-oxo-3,4-dihydronaphthalene-1-sulfonate SMILES: [Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC(=CC=C12)[N+]([O-])=O)S([O-])(=O)=O

Pricing & Availability
Specifications

CAS	1787-61-7
Molecular Weight (g/mol)	461.38
SMILES	[Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC(=CC=C12)[N+]([O-])=O)S([O-])(=O)=O
Synonym	Water hardness indicator
IUPAC Name	sodium (4Z)-4-[2-(1-hydroxynaphthalen-2-yl)hydrazin-1-ylidene]-7-nitro-3-oxo-3,4-dihydronaphthalene-1-sulfonate
InChI Key	JHUJLRKQZAPSDP-GXTSIBQPSA-M
Molecular Formula	C20H12N3NaO7S

1,837

Indigo Carmine (Acid Blue 74), Reagents

Indigo Carmine (Acid Blue 74), Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

Boiling Point	300°C
CAS	860-22-0
Molecular Weight (g/mol)	466.3529
Color	Blue
Physical Form	Solid
Packaging	Glass Bottle
Chemical Name or Material	Indigo Carmine (Acid Blue 74)
Grade	Reagent
Synonym	FD and C Blue 2
Molecular Formula	C16H8N2Na2O8S2
Specific Gravity	1.01

1,838

Methylene Blue Solution, 0.1% w/v, Reagents

Methylene Blue Solution, 0.1% w/v, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

Boiling Point	76°C
Percent Purity	0.1%
CAS	67-56-1
Color	Blue
Physical Form	Liquid
Packaging	Poly Bottle
Chemical Name or Material	Methylene Blue Solution, 0.1% w/v
Grade	Reagent
Synonym	3,7-Bis(dimethylamino)phenothiazin-5-ium chloride Trihydrate, Basic Blue 9 Trihydrate, Color Index 52015
Specific Gravity	0.9535

1,839

Bromothymol Blue, 1% w/v in Methanol, Reagents

Bromothymol Blue, 1% w/v in Methanol, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,840

Indicator VB, Reagents

Indicator VB, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

CAS	67-63-0
Color	Dark Blue
Physical Form	Liquid
Packaging	Glass Bottle
Chemical Name or Material	Indicator VB
Grade	Reagent
Synonym	Victoria Blue
Specific Gravity	0.8

1,841

Bromocresol Purple, ACS Reagent (Sultone) not water soluble, Reagents

CAS: 115-40-2 Molecular Formula: C21H16Br2O5S Molecular Weight (g/mol): 540.22 InChI Key: ABIUHPWEYMSGSR-UHFFFAOYSA-N Synonym: Bromcresol purple IUPAC Name: 3,3-bis(3-bromo-4-hydroxy-5-methylphenyl)-3H-2,1λ⁶-benzoxathiole-1,1-dione SMILES: CC1=CC(=CC(Br)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(Br)=C1

Pricing & Availability
Specifications

CAS	115-40-2
Molecular Weight (g/mol)	540.22
SMILES	CC1=CC(=CC(Br)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(Br)=C1
Synonym	Bromcresol purple
IUPAC Name	3,3-bis(3-bromo-4-hydroxy-5-methylphenyl)-3H-2,1λ⁶-benzoxathiole-1,1-dione
InChI Key	ABIUHPWEYMSGSR-UHFFFAOYSA-N
Molecular Formula	C21H16Br2O5S

1,842

Methyl Red Indicator, 0.2% Aqueous, Reagents

Methyl Red Indicator, 0.2% Aqueous, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,843

PAN Indicator, Reagents

PAN Indicator, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,844

Phenolphthalein Solution R 0.1% w/v in 80% v/v Alcohol, Reagents

Phenolphthalein Solution R 0.1% w/v in 80% v/v Alcohol, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,845

Phenolphthalein, 1% in 70% Alcohol, Neutralized, Reagents

CAS: 64-17-5 Molecular Formula: C2H6O Molecular Weight (g/mol): 46.07 InChI Key: LFQSCWFLJHTTHZ-UHFFFAOYSA-N Synonym: 3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one IUPAC Name: ethanol SMILES: CCO

Pricing & Availability
Specifications

CAS	64-17-5
Molecular Weight (g/mol)	46.07
SMILES	CCO
Synonym	3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one
IUPAC Name	ethanol
InChI Key	LFQSCWFLJHTTHZ-UHFFFAOYSA-N
Molecular Formula	C2H6O

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