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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1,891 – 1,905 of 7,096 results

1,891

Eriochrome™ Blue-Black R, Dry Form in NaCl, for Calcium, Certified, LabChem™

CAS: 7647-14-5 Molecular Formula: ClNa Molecular Weight (g/mol): 58.44 MDL Number: MFCD00003477 InChI Key: FAPWRFPIFSIZLT-UHFFFAOYSA-M PubChem CID: 5234 ChEBI: CHEBI:26710 IUPAC Name: sodium chloride SMILES: [Na+].[Cl-]

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Specifications

PubChem CID	5234
CAS	7647-14-5
Molecular Weight (g/mol)	58.44
ChEBI	CHEBI:26710
MDL Number	MFCD00003477
SMILES	[Na+].[Cl-]
IUPAC Name	sodium chloride
InChI Key	FAPWRFPIFSIZLT-UHFFFAOYSA-M
Molecular Formula	ClNa

1,892

Brilliant Green, 1% Aqueous, pH 0.0 to 2.6 Yellow to Green, Certified, LabChem™

Certified 1% aqueous solution of brilliant green with a pH transition range of 0.0 to 2.6.

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1,893

Xylenol Orange, 0.1% Aqueous, Certified, LabChem™

CAS: 3618-43-7

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Specifications

CAS	3618-43-7

1,894

Thymol Blue, 0.4% Aqueous, pH 1.2 to 2.8 Red to Yellow, pH 8.0 to 9.6 Yellow to Blue, Certified, LabChem™

CAS: 62625-21-2 Molecular Formula: C27H29NaO5S Molecular Weight (g/mol): 488.57 MDL Number: MFCD00151093 InChI Key: OCMIKNBSIRSUPI-FRWNMSGJSA-M PubChem CID: 23692293 IUPAC Name: sodium 2-{[4-hydroxy-2-methyl-5-(propan-2-yl)phenyl][(1E)-2-methyl-4-oxo-5-(propan-2-yl)cyclohexa-2,5-dien-1-ylidene]methyl}benzene-1-sulfonate SMILES: [Na+].CC(C)C1=C\C(=C(\C2=CC(C(C)C)=C(O)C=C2C)C2=C(C=CC=C2)S([O-])(=O)=O)C(C)=CC1=O

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Specifications

PubChem CID	23692293
CAS	62625-21-2
Molecular Weight (g/mol)	488.57
MDL Number	MFCD00151093
SMILES	[Na+].CC(C)C1=C\C(=C(\C2=CC(C(C)C)=C(O)C=C2C)C2=C(C=CC=C2)S([O-])(=O)=O)C(C)=CC1=O
IUPAC Name	sodium 2-{[4-hydroxy-2-methyl-5-(propan-2-yl)phenyl][(1E)-2-methyl-4-oxo-5-(propan-2-yl)cyclohexa-2,5-dien-1-ylidene]methyl}benzene-1-sulfonate
InChI Key	OCMIKNBSIRSUPI-FRWNMSGJSA-M
Molecular Formula	C27H29NaO5S

1,895

Thymolphthalein, 0.05% in Ethanol, Certified, LabChem™

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Specifications

Linear Formula	C₂₈H₃₀O₄
Color	Colorless to Blue
Physical Form	Liquid
Chemical Name or Material	Thymolphthalein
Grade	Certified
Identification	Passes Test
Name Note	0.05% in Ethanol
CAS	125-20-2
Health Hazard 3	GHS P Statement Wear eye protection, protective gloves. Wash exposed skin thoroughly after handling. If on skin: Wash with plenty of soap and water. Take off contaminated clothing. If skin irritation occurs: Get medical advice/attention. If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice/attention.
Decomposition Information	Fume; Carbon monoxide; Carbon dioxide; May release flammable gases
Health Hazard 2	GHS H Statement Highly flammable liquid and vapor. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Causes damage to organs (central nervous system, optic nerve) (oral).
pH	9.3 to 10.5
Packaging	Poly Bottle
Solubility Information	Soluble in water
Health Hazard 1	Danger
Recommended Storage	Room Temperature
Formula Weight	430.5
CAS Max %	0.05

1,896

Victoria Pure Blue B O Dye, 0.03%, LabChem™

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1,897

Bromocresol Green Sodium Salt, ACS Grade, LabChem™

CAS: 62625-32-5 Molecular Weight (g/mol): 720.06

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Specifications

CAS	62625-32-5
Molecular Weight (g/mol)	720.06

1,898

Cresol Red, 0.04% Aqueous, pH 0.2 to 1.8 Red to Yellow, pH 7.2 to 8.8 Yellow to Purple, Certified, LabChem™

CAS: 62625-29-0

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Specifications

CAS	62625-29-0

1,899

MBTH Indicator, 0.05% Aqueous, for Cyanide, Certified, LabChem™

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Specifications

Linear Formula	C₈H₉N₃S·HCl
Color	Colorless to Brown
Physical Form	Liquid
Chemical Name or Material	MBTH Indicator
Grade	Certified
Identification	Passes Test
Density	1g/mL
Sensitivity	Passes Test
Name Note	0.05% Aqueous, for Cyanide
CAS	7732-18-5
Health Hazard 3	GHS P Statement If in contact with skin or eyes, rinse thoroughly with water for 15-20 minutes. If swallowed, get medical attention.
Decomposition Information	Nitrogen oxides; Carbon monoxide; Carbon dioxide; Sulfur compounds; Hydrogen chloride
Health Hazard 2	GHS H Statement Solution is not hazardous.
Packaging	Poly Bottle
Solubility Information	Soluble in water
Recommended Storage	Room Temperature
Formula Weight	215.7
Specific Gravity	1g/mL
CAS Max %	0.05

1,900

Methyl Violet, Reagent Grade, LabChem™

CAS: 8004-87-3 Molecular Weight (g/mol): 393.96

Pricing & Availability
Specifications

CAS	8004-87-3
Molecular Weight (g/mol)	393.96

1,901

Gentian Violet, 1% Alcoholic, Certified, LabChem™

Laboratory liquid solution for staining applications, supplied in a 500 mL poly bottle.

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1,902

Methyl Red Sodium Salt, ACS Grade, LabChem™

CAS: 845-10-3 Molecular Formula: C15H14N3NaO2 Molecular Weight (g/mol): 291.286 InChI Key: GNTPCYMJCJNRQB-UHFFFAOYSA-M PubChem CID: 4465632 IUPAC Name: sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]

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Specifications

PubChem CID	4465632
CAS	845-10-3
Molecular Weight (g/mol)	291.286
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]
IUPAC Name	sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate
InChI Key	GNTPCYMJCJNRQB-UHFFFAOYSA-M
Molecular Formula	C15H14N3NaO2

1,903

Phenol Red Sodium Salt, ACS Grade, LabChem™

CAS: 34487-61-1 Molecular Formula: C19H13NaO5S Molecular Weight (g/mol): 376.358 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+]

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Specifications

PubChem CID	23686673
CAS	34487-61-1
Molecular Weight (g/mol)	376.358
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

1,904

Fehlings Solution 'A', Copper No. 1, Certified, 6.93% (w/v) ±0.30%, LabChem™

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Specifications

Name Note	Copper No. 1
Percent Purity	6.93% ±0.3% (w/v)
Linear Formula	CuSO₄·5H₂O
CAS	7732-18-5
Health Hazard 3	GHS P Statement Avoid release to the environment. Collect spillage. Dispose of contents/container to comply with local, state and federal regulations.
Health Hazard 2	GHS H Statement Toxic to aquatic life with long lasting effects.
Physical Form	Liquid
Grade	Certified
Recommended Storage	Room Temperature
Formula Weight	249.68
CAS Max %	6.93

1,905

Thymol Blue Sodium Salt, ACS Grade, LabChem™

Pricing & Availability
Specifications

PubChem CID	23692293
CAS	62625-21-2
Molecular Weight (g/mol)	488.57
MDL Number	MFCD00151093
SMILES	[Na+].CC(C)C1=C\C(=C(\C2=CC(C(C)C)=C(O)C=C2C)C2=C(C=CC=C2)S([O-])(=O)=O)C(C)=CC1=O
IUPAC Name	sodium 2-{[4-hydroxy-2-methyl-5-(propan-2-yl)phenyl][(1E)-2-methyl-4-oxo-5-(propan-2-yl)cyclohexa-2,5-dien-1-ylidene]methyl}benzene-1-sulfonate
InChI Key	OCMIKNBSIRSUPI-FRWNMSGJSA-M
Molecular Formula	C27H29NaO5S

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