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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1,936 – 1,950 of 7,125 results

1,936

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

1,937

Phenolphthalein, 0.5% w/v in 50% Alcohol, 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

1,938

Xylenol Orange, 0.2% Alcoholic, Certified, LabChem™

Pricing & Availability
Specifications

Linear Formula	C₃₁H₂₈N₂Na₄O₁₃S
Color	Purple
Physical Form	Liquid
Chemical Name or Material	Xylenol Orange
Grade	Certified
Identification	Passes Test
Density	0.8g/mL
Name Note	0.2% Alcoholic
CAS	3618-43-7
Health Hazard 3	GHS P Statement Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Keep away from heat, hot surfaces, open flames, sparks. No smoking. Keep container tightly closed. Ground/bond container and receiving equipment. Use explosion-proof electrical, lighting, ventilating equipment. Use only non-sparking tools. Take precautionary measures against static discharge. Do not breathe mist, spray, vapors. Do not eat, drink or smoke when using this product. Wear eye protection, face protection, protective clothing, protective gloves. Wash exposed skin thoroughly after handling. If exposed or concerned: Get medical advice/attention. If on skin (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. In case of fire: Use carbon dioxide, powder, alcohol-resistant foam to extinguish. Store locked up in a cool, well-ventilated place. Dispose of contents/container to comply with local, state and federal regulations.
Decomposition Information	Carbon monoxide; Carbon dioxide
Health Hazard 2	GHS H Statement Highly flammable liquid and vapor. Suspected of damaging of the unborn child. Causes damage to organs (central nervous system, optic nerve, liver, kidneys).
Packaging	Poly Bottle
Solubility Information	Soluble in water
Health Hazard 1	Danger
Recommended Storage	Room Temperature
Formula Weight	760.59
Specific Gravity	0.8g/mL
CAS Max %	0.2
Suitability	Passes Test

1,939

Azer Scientific Histology Tissue Control Slides

Designed for use in monitoring stain performance in the pathology laboratory

Pricing & Availability
Specifications

Includes	10 unstained and 1 stained unifrost slide
Quantity	11 Pack
For Use With (Application)	Designed for use in monitoring stain performance in the pathology laboratory

1,940

Murexide-Sodium Chloride (APHA) Water Hardness Indicator, Reagents

Murexide-Sodium Chloride (APHA) Water Hardness Indicator, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

Boiling Point	1461°C
CAS	3051-09-0
Color	Pink
Physical Form	Solid
pH	5 to 9
Chemical Name or Material	Murexide-Sodium Chloride (APHA) Water Hardness Indicator
Grade	Reagent
Synonym	Ammonium Purpurate, Color Index 56085
Specific Gravity	2.1

1,941

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

1,942

Phenolphthalein TS, 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

1,943

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

1,944

Gentian Violet, Reagent Grade, LabChem™

CAS: 548-62-9 Molecular Formula: C25H30ClN3 Molecular Weight (g/mol): 407.986 InChI Key: ZXJXZNDDNMQXFV-UHFFFAOYSA-M PubChem CID: 11057 ChEBI: CHEBI:41688 IUPAC Name: [4-[bis[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride SMILES: CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-]

Pricing & Availability
Specifications

PubChem CID	11057
CAS	548-62-9
Molecular Weight (g/mol)	407.986
ChEBI	CHEBI:41688
SMILES	CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-]
IUPAC Name	[4-[bis[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride
InChI Key	ZXJXZNDDNMQXFV-UHFFFAOYSA-M
Molecular Formula	C25H30ClN3

1,945

Gentian Violet, 2% Methanolic, Certified, LabChem™

Pricing & Availability
Specifications

PubChem CID	11057
CAS	548-62-9
Molecular Weight (g/mol)	407.986
ChEBI	CHEBI:41688
SMILES	CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-]
IUPAC Name	[4-[bis[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride
InChI Key	ZXJXZNDDNMQXFV-UHFFFAOYSA-M
Molecular Formula	C25H30ClN3

1,946

Methylene Blue, 1% in Ethanol, Certified, LabChem™

Pricing & Availability
Specifications

Boiling Point	78°C
Linear Formula	C₁₆H₁₈N₃SCl
Color	Blue
Physical Form	Liquid
Chemical Name or Material	Methylene Blue
Grade	Certified
Identification	Passes Test
Absorbance	Passes Test
Name Note	1% in Ethanol
CAS	61-73-4
Health Hazard 3	GHS P Statement Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Keep away from heat, sparks, open flames, hot surfaces. No smoking. Keep container tightly closed. Ground/bond container and receiving equipment. Use explosion-proof electrical, ventilating, lighting equipment. Use only non-sparking tools. Take precautionary measures against static discharge. Do not breathe mist, vapors, spray. Do not eat, drink or smoke when using this product. Wear protective gloves, eye protection. Wash exposed skin thoroughly after handling. If exposed or concerned: Get medical advice/attention. If swallowed: Rinse mouth. Call a poison center/doctor if you feel unwell. If on skin (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. In case of fire: Use alcohol resistant foam, carbon dioxide (CO2), extinguishing powder to extinguish. Store locked up in a cool, well-ventilated place. Dispose of contents/container to comply with local, state and federal regulations.
Decomposition Information	Carbon monoxide; Carbon dioxide; May release flammable gases
Health Hazard 2	GHS H Statement Highly flammable liquid and vapor. Harmful if swallowed. Suspected of damaging fertility or the unborn child. Causes damage to organs (central nervous system, optic nerve, liver, kidneys).
Flash Point	13°C
Packaging	Poly Bottle
Solubility Information	Soluble in water
Health Hazard 1	Danger
Recommended Storage	Room Temperature
Formula Weight	319.85
CAS Max %	1
Melting Point	-115°C

1,947

Phenolphthalein, 1% w/v in Methanol, Reagents

CAS: 67-56-1 Molecular Formula: CH4O Molecular Weight (g/mol): 32.04 InChI Key: OKKJLVBELUTLKV-UHFFFAOYSA-N Synonym: 3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one IUPAC Name: methanol SMILES: CO

Pricing & Availability
Specifications

CAS	67-56-1
Molecular Weight (g/mol)	32.04
SMILES	CO
Synonym	3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one
IUPAC Name	methanol
InChI Key	OKKJLVBELUTLKV-UHFFFAOYSA-N
Molecular Formula	CH4O

1,948

Phenolphthalein Indicator, 0.08% w/v in Methanol, Reagents

Phenolphthalein Indicator, 0.08% w/v in Methanol, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,949

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

1,950

Methylene Blue, 0.1% w/v Aqueous, Reagents

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

Pricing & Availability

Stains and Dyes

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Azer Scientific Histology Tissue Control Slides Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Azer Scientific Histology Tissue Control Slides