Staining Reagents

Stains, staining systems, and blocking agents in a variety of types, grades, molecular weights, purities, and pH ranges; used to elucidate important structures of microorganisms including bacteria, viruses, protozoa, etc.

Stains and Dyes (9,139)

Tissue Stain Blocking Reagents (82)

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1,171 – 1,185 of 7,060 results

1,171

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

1,172

StatLab™ MasterTech Light Green Counterstain

Used for the staining of collagen fibers and especially for Masson's trichrome staining.

Pricing & Availability
Specifications

Type	Light Green

1,173

Wright's Stain, Rapid Formula, for Staining and General Differentiation of Blood Corpuscles, Ricca Chemical

CAS: 67-56-1 Molecular Formula: HNa2O4P Molecular Weight (g/mol): Mixture MDL Number: MFCD00003496 InChI Key: BNIILDVGGAEEIG-UHFFFAOYSA-L PubChem CID: 24203 ChEBI: CHEBI:34683 IUPAC Name: disodium hydrogen phosphate SMILES: [Na+].[Na+].OP([O-])([O-])=O

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Specifications

PubChem CID	24203
CAS	67-56-1
Molecular Weight (g/mol)	Mixture
ChEBI	CHEBI:34683
MDL Number	MFCD00003496
SMILES	[Na+].[Na+].OP([O-])([O-])=O
IUPAC Name	disodium hydrogen phosphate
InChI Key	BNIILDVGGAEEIG-UHFFFAOYSA-L
Molecular Formula	HNa2O4P

1,174

Acid Blue 1, TCI America™

CAS: 116-95-0 Molecular Formula: C27H32N2O6S2 Molecular Weight (g/mol): 544.681 MDL Number: MFCD00012119 InChI Key: IKHKJYWPWWBSFZ-UHFFFAOYSA-N Synonym: Alphazurine G, Brilliant Acid Blue, Carmine Blue V, Patent Blue V, Xylene Blue, Azure Blue VX PubChem CID: 4294647 IUPAC Name: 2-[[4-(diethylamino)phenyl]-(4-diethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]-5-sulfobenzenesulfonate SMILES: CCN(CC)C1=CC=C(C=C1)C(=C2C=CC(=[N+](CC)CC)C=C2)C3=C(C=C(C=C3)S(=O)(=O)O)S(=O)(=O)[O-]

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Specifications

PubChem CID	4294647
CAS	116-95-0
Molecular Weight (g/mol)	544.681
MDL Number	MFCD00012119
SMILES	CCN(CC)C1=CC=C(C=C1)C(=C2C=CC(=[N+](CC)CC)C=C2)C3=C(C=C(C=C3)S(=O)(=O)O)S(=O)(=O)[O-]
Synonym	Alphazurine G, Brilliant Acid Blue, Carmine Blue V, Patent Blue V, Xylene Blue, Azure Blue VX
IUPAC Name	2-[[4-(diethylamino)phenyl]-(4-diethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]-5-sulfobenzenesulfonate
InChI Key	IKHKJYWPWWBSFZ-UHFFFAOYSA-N
Molecular Formula	C27H32N2O6S2

1,175

Starch Indicator, Preserved with Chloroform (Mercury Free), Certified, 1%, LabChem™

Pricing & Availability
Specifications

Color	Colorless
Physical Form	Liquid
Chemical Name or Material	Starch Indicator
Grade	Certified
Identification	Passes Test
Density	1g/mL
Name Note	Preserved with Chloroform (Mercury Free)
Percent Purity	1%
CAS	64-17-5
Health Hazard 3	GHS P Statement Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Wear protective gloves/eye protection/face protection. If exposed or concerned: Get medical attention. Store locked up. Dispose of contents/container in accordance with local, state and federal regulations.
Decomposition Information	Hydrogen chloride; Carbon monoxide; Carbon dioxide
Health Hazard 2	GHS H Statement Suspected of causing cancer (Inhalation).
Packaging	Poly Bottle
Solubility Information	Soluble in water
Health Hazard 1	Warning
Recommended Storage	Room Temperature
Specific Gravity	1g/mL
CAS Max %	0.005
Suitability	Passes Test

1,176

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

1,177

LabChem, Inc. Phenol Red, 0.1%, Aqueous, Certified, 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

1,178

Phenolphthalein, 1% (w/v) in 60% (v/v) Isopropyl Alcohol, Neutralized, Ricca Chemical

Pricing & Availability
Specifications

Percent Purity	1% W/V
CAS	77-09-8
Color	Colorless to Pink
Physical Form	Liquid
pH	8
Packaging	Natural Poly Bottle
Chemical Name or Material	Phenolphthalein
Grade	Indicator

1,179

Ethyl Red 97.0+%, TCI America™

CAS: 76058-33-8 Molecular Formula: C17H18N3O2 Molecular Weight (g/mol): 296.35 MDL Number: MFCD00002427 InChI Key: HBRCDTRQDHMTDA-UHFFFAOYSA-M PubChem CID: 54832 IUPAC Name: 2-{2-[4-(diethylamino)phenyl]diazen-1-yl}benzoate SMILES: CCN(CC)C1=CC=C(C=C1)N=NC1=CC=CC=C1C([O-])=O

Pricing & Availability
Specifications

PubChem CID	54832
CAS	76058-33-8
Molecular Weight (g/mol)	296.35
MDL Number	MFCD00002427
SMILES	CCN(CC)C1=CC=C(C=C1)N=NC1=CC=CC=C1C([O-])=O
IUPAC Name	2-{2-[4-(diethylamino)phenyl]diazen-1-yl}benzoate
InChI Key	HBRCDTRQDHMTDA-UHFFFAOYSA-M
Molecular Formula	C17H18N3O2

1,180

Para Red, TCI America™

CAS: 6410-10-2 Molecular Formula: C16H11N3O3 Molecular Weight (g/mol): 293.28 MDL Number: MFCD00003908 InChI Key: ACHQDMGGRZPFAW-VLGSPTGOSA-N Synonym: 1-(4-Nitrophenylazo)-2-naphthol PubChem CID: 6076344 IUPAC Name: (1E)-1-[(4-nitrophenyl)hydrazinylidene]naphthalen-2-one SMILES: C1=CC=C2C(=C1)C=CC(=O)C2=NNC3=CC=C(C=C3)[N+](=O)[O-]

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Specifications

PubChem CID	6076344
CAS	6410-10-2
Molecular Weight (g/mol)	293.28
MDL Number	MFCD00003908
SMILES	C1=CC=C2C(=C1)C=CC(=O)C2=NNC3=CC=C(C=C3)[N+](=O)[O-]
Synonym	1-(4-Nitrophenylazo)-2-naphthol
IUPAC Name	(1E)-1-[(4-nitrophenyl)hydrazinylidene]naphthalen-2-one
InChI Key	ACHQDMGGRZPFAW-VLGSPTGOSA-N
Molecular Formula	C16H11N3O3

1,181

Bromocresol Green, TCI America™

CAS: 76-60-8 Molecular Formula: C21H14Br4O5S Molecular Weight (g/mol): 698.014 MDL Number: MFCD00005874 InChI Key: FRPHFZCDPYBUAU-UHFFFAOYSA-N Synonym: Bromocresol Blue PubChem CID: 6451 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br

Pricing & Availability
Specifications

PubChem CID	6451
CAS	76-60-8
Molecular Weight (g/mol)	698.014
MDL Number	MFCD00005874
SMILES	CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br
Synonym	Bromocresol Blue
IUPAC Name	2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol
InChI Key	FRPHFZCDPYBUAU-UHFFFAOYSA-N
Molecular Formula	C21H14Br4O5S

1,182

Basic Blue 17, TCI America™

CAS: 92-31-9 Molecular Formula: C15H16ClN3S Molecular Weight (g/mol): 305.82 MDL Number: MFCD00011934 InChI Key: HNONEKILPDHFOL-UHFFFAOYSA-M Synonym: Toluidine Blue PubChem CID: 7083 IUPAC Name: 3-amino-7-(dimethylamino)-2-methyl-5λ⁴-phenothiazin-5-ylium chloride SMILES: [Cl-].CN(C)C1=CC=C2N=C3C=C(C)C(N)=CC3=[S+]C2=C1

Pricing & Availability
Specifications

PubChem CID	7083
CAS	92-31-9
Molecular Weight (g/mol)	305.82
MDL Number	MFCD00011934
SMILES	[Cl-].CN(C)C1=CC=C2N=C3C=C(C)C(N)=CC3=[S+]C2=C1
Synonym	Toluidine Blue
IUPAC Name	3-amino-7-(dimethylamino)-2-methyl-5λ⁴-phenothiazin-5-ylium chloride
InChI Key	HNONEKILPDHFOL-UHFFFAOYSA-M
Molecular Formula	C15H16ClN3S

1,183

Methyl Orange, Xylene Cyanol Mixed Indicator, in 50% (v/v) Alcohol, Ricca Chemical Company

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1,184

Ferroin Indicator, 0.025 M Phenanthroline Ferrous Sulfate Complex, Ricca Chemical

Pricing & Availability
Specifications

Name Note	Phenanthroline Ferrous Sulfate Complex
Percent Purity	0.025 M
CAS	7782-63-0
Color	Dark Red
Physical Form	Liquid
CAS Min %	0.67
Chemical Name or Material	Ferroin Indicator
Grade	Indicator
CAS Max %	0.69

1,185

Beckman Coulter FP BCI TC MCG Stain 4X2L

For use with Beckman Coulter analyzers

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Staining Reagents

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