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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1,921 – 1,935 of 7,096 results

1,921

Heartwood Indicator B, Reagents

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

Pricing & Availability

1,922

Phenolphthalein, 1% in 95% Ethanol, 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

1,923

Bromothymol Blue TS 0.1% w/v in 50% Ethanol, Reagents

Bromothymol Blue TS 0.1% w/v in 50% Ethanol, Meets USP specifications, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,924

Methyl Red Indicator, 0.02% in Methanol, Reagents

Methyl Red Indicator, 0.02% in Methanol, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

Boiling Point	65°C
Percent Purity	0.02%
CAS	493-52-7
Color	Red
Physical Form	Liquid
Packaging	Poly Bottle
Chemical Name or Material	Methyl Red Indicator, 0.02% in Methanol
Grade	Reagent
Synonym	Acid Red 2, 2-[[4-(Dimethylamino)phenyl]diazenyl]benzoic Acid
Specific Gravity	0.7866

1,925

Phenolphthalein, 0.5% Aqueous, Reagents

CAS: 7732-18-5 Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: 3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one IUPAC Name: water SMILES: O

Pricing & Availability
Specifications

CAS	7732-18-5
Molecular Weight (g/mol)	18.02
SMILES	O
Synonym	3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one
IUPAC Name	water
InChI Key	XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula	H2O

1,926

1% Phenolphthalein in 50% Isopropanol Indicator 5, Reagents

1% Phenolphthalein in 50% Isopropanol Indicator 5, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

Boiling Point	82°C
Percent Purity	1%
CAS	67-63-0
Color	Colorless
Physical Form	Liquid
pH	<8
Packaging	Poly Bottle
Chemical Name or Material	1% Phenolphthalein in 50% Isopropanol Indicator 5
Grade	Reagent
Synonym	3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one
Molecular Formula	C20H14O4/C3H7OH/H2O
Specific Gravity	0.9

1,927

Methyl Red, 0.04% Aqueous, Reagents

CAS: 7732-18-5 Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: Acid Red 2, 2-[[4-(Dimethylamino)phenyl]diazenyl]benzoic Acid IUPAC Name: water SMILES: O

Pricing & Availability
Specifications

CAS	7732-18-5
Molecular Weight (g/mol)	18.02
SMILES	O
Synonym	Acid Red 2, 2-[[4-(Dimethylamino)phenyl]diazenyl]benzoic Acid
IUPAC Name	water
InChI Key	XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula	H2O

1,928

Murexide-Sodium Chloride Water Hardness Indicator, Reagents

Murexide-Sodium Chloride Water Hardness Indicator, ACS, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,929

Starch Indicator, 0.5% w/v with Chloroform preservative, Reagents

Starch Indicator, 0.5% w/v with Chloroform preservative, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,930

Thymolphthalein Indicator, 0.05% w/v in 90% v/v Alcohol, Reagents

Thymolphthalein Indicator, 0.05% w/v in 90% v/v Alcohol, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

Boiling Point	78°C
Percent Purity	0.05%
CAS	67-56-1
Color	Colorless
Physical Form	Liquid
Packaging	Poly Bottle
Chemical Name or Material	Thymolphthalein Indicator, 0.05% w/v in 90% v/v Alcohol
Grade	Reagent
Synonym	5',5''-Diisopropyl-2',2''-dimethylphenolphthalein
Specific Gravity	0.83

1,931

Methylene Blue Indicator, 0.2% Aqueous, Reagents

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

Pricing & Availability

1,932

Bromophenol Blue, 1 g/L in 20% Ethanol, Reagents

Bromophenol Blue, 1 g/L in 20% Ethanol, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,933

Xylenol Orange Indicator, 0.05% w/v, Reagents

Xylenol Orange Indicator, 0.05% w/v, Reagent, for general laboratory use. Store in a cool, dry place. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

Boiling Point	100°C
Percent Purity	0.05%
CAS	3618-43-7
Color	Red
Physical Form	Liquid
Packaging	Glass Bottle
Chemical Name or Material	Xylenol Orange, Sodium salt
Grade	Reagent
Molecular Formula	C31H28N2Na4O13S/H2O
Specific Gravity	1.0001

1,934

Murexide (Ammonium Purpurate), Reagents

CAS: 3051-09-0 Molecular Formula: C8H8N6O6 Molecular Weight (g/mol): 284.19 InChI Key: PCCZWUCAYILEMX-UHFFFAOYSA-O Synonym: Ammonium Purpurate, Color Index 56085 IUPAC Name: ammonium 2,4,6-trioxo-5-[(2,4,6-trioxo-1,3-diazinan-5-ylidene)amino]-1,3-diazinan-5-ide SMILES: [NH4+].O=C1NC(=O)[C-](N=C2C(=O)NC(=O)NC2=O)C(=O)N1

Pricing & Availability
Specifications

CAS	3051-09-0
Molecular Weight (g/mol)	284.19
SMILES	[NH4+].O=C1NC(=O)[C-](N=C2C(=O)NC(=O)NC2=O)C(=O)N1
Synonym	Ammonium Purpurate, Color Index 56085
IUPAC Name	ammonium 2,4,6-trioxo-5-[(2,4,6-trioxo-1,3-diazinan-5-ylidene)amino]-1,3-diazinan-5-ide
InChI Key	PCCZWUCAYILEMX-UHFFFAOYSA-O
Molecular Formula	C8H8N6O6

1,935

Bromophenol Blue, 0.2% w/v, Aqueous pH Indicator, 3.0 (yellow) to 4.6 (blue), Reagents

Bromophenol Blue, 0.2% w/v, Aqueous pH Indicator, 3.0 (yellow) to 4.6 (blue), Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

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