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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1,636 – 1,650 of 7,098 results

1,636

Methyl Red Indicator, 0.02% (w/v), Ricca Chemical

Pricing & Availability
Specifications

Percent Purity	0.02% W/V
CAS	7732-18-5
Color	Orange to Red
Physical Form	Liquid
pH	5
Packaging	Natural Poly Bottle
Chemical Name or Material	Methyl Red Indicator
Grade	Indicator
Concentration	0.02% (w/v)
Solvent or Matrix	Aqueous Solution

1,637

StatLab MasterTech PAS Stain Kit

PAS stain kit for glycogen, mucin, fungi, and basement membranes in under 25 minutes

Pricing & Availability

1,638

StatLab MasterTech Gill's 1 Hematoxylin

The lightest of three Gill's Hematoxylin formulations and is best suited for staining in cytology preparations

Pricing & Availability
Specifications

Product Type	Hematoxylin 1

1,639

StatLab MasterTech 10% Alcoholic Hematoxylin

Used to make the working Verhoeffs Elastic Stain within the MasterTech Russell-Movat Pentachrome Stain Kit

Pricing & Availability

1,640

MasterTech Orcein Stain, StatLab

A StatLab MasterTech Special Stain Kit Component.

Pricing & Availability

1,641

Methyl Red TS, 0.1% (w/v) Alcoholic Solution, Ricca Chemical

Indicator for Acid-Base Titrations

Pricing & Availability
Specifications

Name Note	Test Solution
CAS	63451-28-5
pH Color Changes	pink (pH 4.2) - yellow (pH 6.2)
Color	Red
Physical Form	Liquid
Packaging	Natural Poly Bottle
CAS Min %	0.12
Chemical Name or Material	Methyl Red
Grade	Indicator
Concentration	0.1% (w/v)
Solvent or Matrix	Alcoholic Solution
CAS Max %	0.13

1,642

Copper Standard, 200 ppm Cu, Ricca Chemical

Pricing & Availability

1,643

Methyl Red Indicator, 0.02% (w/v) in Methanol, Ricca Chemical

Pricing & Availability
Specifications

Concentration or Composition (by Analyte or Components)	0.02% (w/v) in Methanol
Percent Purity	0.02% W/V
CAS	493-52-7
Color	Red
Packaging	Natural Poly Bottle
Chemical Name or Material	Methyl Red Indicator
Grade	Indicator

1,644

Bromocresol Green Indicator, 0.04% (w/v), Ricca Chemical

Pricing & Availability
Specifications

Percent Purity	0.04% W/V
CAS	7732-18-5
Color	Dark Blue
Physical Form	Liquid
pH	>5.4
Packaging	Natural Poly Bottle
CAS Min %	0.04
Chemical Name or Material	Bromocresol Green Indicator
Grade	Indicator
Concentration	0.04% (w/v)
Solvent or Matrix	Aqueous Solution
CAS Max %	0.04

1,645

Bromocresol Green-Methyl Red TS, Ricca Chemical

Pricing & Availability
Specifications

Name Note	Test Solution
CAS	63451-28-5
Color	Red
Physical Form	Liquid
Packaging	Natural Poly Bottle
CAS Min %	0.06
Chemical Name or Material	Bromocresol Green-Methyl Red
Grade	Indicator
CAS Max %	0.06

1,646

Hematoxylin Stain Solution, Gill 2 Formulation, Double Strength, Ricca Chemical

For More Intense Nuclei in Progressive Cytology and Delicate Nuclei in Progressive Histology

Pricing & Availability
Specifications

Name Note	Gill 2 Formulation, Double Strength
CAS	7681-55-2
Color	Dark Purple
Physical Form	Liquid
pH	2 to 4
CAS Min %	0.03
Chemical Name or Material	Hematoxylin Stain Solution
Grade	Laboratory
CAS Max %	0.03

1,647

Hematoxylin Stain Solution, Gill 3 Formulation, Triple Strength, Ricca Chemical

For Frozen or Plastic Imbedded Sections, and For More Intense Nuclei in Progressive Histology

Pricing & Availability
Specifications

Name Note	Gill 3 Formulation, Triple Strength
CAS	7681-55-2
Color	Dark Purple
Physical Form	Liquid
pH	2 to 4
CAS Min %	0.04
Chemical Name or Material	Hematoxylin Stain Solution
CAS Max %	0.04

1,648

Acid Violet 43 97.0+%, TCI America™

CAS: 4430-18-6 Molecular Formula: C21H14NNaO6S Molecular Weight (g/mol): 431.394 MDL Number: MFCD00068446 InChI Key: GTKIEPUIFBBXJQ-UHFFFAOYSA-M PubChem CID: 23669622 IUPAC Name: sodium;2-[(4-hydroxy-9,10-dioxoanthracen-1-yl)amino]-5-methylbenzenesulfonate SMILES: CC1=CC(=C(C=C1)NC2=C3C(=C(C=C2)O)C(=O)C4=CC=CC=C4C3=O)S(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	23669622
CAS	4430-18-6
Molecular Weight (g/mol)	431.394
MDL Number	MFCD00068446
SMILES	CC1=CC(=C(C=C1)NC2=C3C(=C(C=C2)O)C(=O)C4=CC=CC=C4C3=O)S(=O)(=O)[O-].[Na+]
IUPAC Name	sodium;2-[(4-hydroxy-9,10-dioxoanthracen-1-yl)amino]-5-methylbenzenesulfonate
InChI Key	GTKIEPUIFBBXJQ-UHFFFAOYSA-M
Molecular Formula	C21H14NNaO6S

1,649

StatLab Poly Scientific PAS with Diastase Digestion Special Stain Kit

Used to determine the presence of glycogen in tissue sections

Pricing & Availability

1,650

Methyl Red Indicator, 1% (w/v), Ricca Chemical

For Acid-Base Titrations

Pricing & Availability
Specifications

Concentration or Composition (by Analyte or Components)	1% (w/v)
Percent Purity	1% W/V
CAS	7732-18-5
pH Color Changes	pink (pH 4.2) - yellow (pH 6.2)
Color	Orange to Red
pH	5
Packaging	Natural Poly Bottle
Chemical Name or Material	Methyl Red Indicator
Grade	Indicator
Solvent or Matrix	Aqueous solution

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