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 (9,258)

Tissue Stain Blocking Reagents (83)

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2,221 – 2,235 of 7,188 results

2,221

ENG Scientific Solution I Gill-Hematoxylin

Solution I Gill-Hematoxylin is a nuclear stain employing half-oxidized hematoxylin solution.

Pricing & Availability
Specifications

Content And Storage	Ethylene Glycol, Hematoxylin, Sodium Iodate, Aluminum Sulfate, Citric Acid, Magnesium Sulfate, Sodium Bicarbonate, Ethanol
Form	Liquid
Product Type	Hematoxylin
For Use With (Application)	In vitro diagnostic use only
Test Time	2 min.

2,222

ENG Scientific Solution III - Grams Iodine

Solution III - Grams Iodine for pneumocystis carinii in smears of sputum, transtracheal aspirates, and bronchial washings.

Pricing & Availability

2,223

ENG Scientific Pneumocystis Carinii Stain Kit

Modified Toluidine Blue O Stain allows the Pneumocystis carinii cysts to be visualized more easily after staining. For Pneumocystis Carinii Stain Kit (Modified Toluidine Blue O). Includes: 250 mL each of Solutions I, II, III and IV.

Pricing & Availability
Specifications

For Use With (Application)	In vitro diagnostic use

2,224

ENG Scientific Gill-Hematoxylin: Water Substitutes

The Gill-Hematoxylin Stain Kit is a nuclear stain employing half-oxidized hematoxylin solution.

Pricing & Availability
Specifications

Form	Liquid
Product Type	Hematoxylin
For Use With (Application)	In vitro diagnostic use only
Test Time	2 min.

2,225

Hardy Diagnostics™ SpotDrops, Catalase Reagent, Hydrogen Peroxide

Useful in the presumptive identification and differentiation of many bacteria. Beta-hemolytic organisms, such as Streptococcus species Staphylococcus species, and Listeria species can be differentiated by their catalase reaction.

Pricing & Availability

2,226

Fisher Science Education™ Phenolphthalein in IPA Solution

Pricing & Availability
Specifications

CAS	7732-18-5
Color	Colorless to Pink
DOT Information	DOT Class 3, II, : Flammable Liquid
Chemical Name or Material	Phenolphthalein in IPA Solution
Shelf Life	2 years
ChemAlert Storage Symbol	Red

2,227

Fisher Science Education™ Gram Stain Kit

Bacteria stain set for Gram negative and positive results.

Pricing & Availability

2,228

Fisher Science Education™ Bromothymol Blue Solution, 0.04%

Pricing & Availability
Specifications

CAS	7732-18-5
pH Color Changes	pH 6.0-7.6 (yellow-blue)
Color	Green
Physical Form	Liquid
Chemical Name or Material	Bromothymol Blue Solution, 0.04%
Shelf Life	18 months
ChemAlert Storage Symbol	Gray
Density	1g/mL
Formula Weight	646.37
Assay Percent Range	0.04% w/v

2,229

Fisher Science Education™ Indicator Solution, Universal

Pricing & Availability
Specifications

CAS	518-51-4
Color	Green
DOT Information	DOT Class 3, II, : Flammable Liquid
Chemical Name or Material	Universal Indicator Solution
Synonym	Universal pH Indicator
Shelf Life	18 months
ChemAlert Storage Symbol	Red
Assay Percent Range	<0.2% w/v

2,230

Fisher Science Education™ Methylene Blue Solution, 1%

Pricing & Availability
Specifications

Linear Formula	C₁₆H₁₈ClN₃S·3H₂O
CAS	7732-18-5
Color	Blue
Packaging	1%
Chemical Name or Material	Methylene Blue Solution, 1%
Synonym	Methylene Blue Chloride,Basic Blue 9
Shelf Life	18 months
Density	∽1.00g/mL at 20°C
Formula Weight	373.9
Assay Percent Range	1% w/v

2,231

Fisher Science Education™ Phenol Red Indicator Solution, 0.02% w/v

CAS: 34487-61-1 Molecular Formula: C19H13NaO5S Molecular Weight (g/mol): 376.358 InChI Key: HKHYOKBQJILTEI-UHFFFAOYSA-M Synonym: Phenolsulfonephthalein Sodium Salt 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+]

Pricing & Availability
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+]
Synonym	Phenolsulfonephthalein Sodium Salt
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

2,232

Fisher Science Education™ Crystal Violet, 0.5% Solution

Pricing & Availability

2,233

Sigma Diagnostics™ Malachite Green Solution

Acts as both a counterstain and a differentiator

Pricing & Availability
Specifications

Format	Solution
Color	Dark Green
Shelf Life	Expiry date on the label
For Use With (Application)	For use with Carbol Fuchsin (HT80-1) in Sigma Acid Fast Stain, Procedure HT80

2,234

Sigma Diagnostics™ Reticulocyte Stain

Used for the identification of reticulocytes in blood films

Pricing & Availability

2,235

Sigma Diagnostics™ Eosin Y Solution, alcoholic

General-purpose cytoplasmic counterstain

Pricing & Availability
Specifications

Format	Solution
Color	Bright Pink to Pinkish-Orange
Shelf Life	Expiry date on the label
For Use With (Application)	Used with hematoxylin and eosin staining

Staining Reagents

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Fisher Science Education™ Phenolphthalein in IPA Solution Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More Science EducationA science education product.

Fisher Science Education™ Gram Stain Kit Science EducationA science education product.

Fisher Science Education™ Bromothymol Blue Solution, 0.04% Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More Science EducationA science education product.

Fisher Science Education™ Indicator Solution, Universal Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More Science EducationA science education product.

Fisher Science Education™ Methylene Blue Solution, 1% Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More Science EducationA science education product.

Fisher Science Education™ Phenol Red Indicator Solution, 0.02% w/v Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More Science EducationA science education product.

Fisher Science Education™ Crystal Violet, 0.5% Solution Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More Science EducationA science education product.