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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 – 15 of 1,616 results
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Promotions Available

Hematoxylin (Certified Biological Stain), Fisher Chemical™

CAS: 517-28-2 Molecular Formula: C16H14O6 Molecular Weight (g/mol): 302.28 MDL Number: MFCD00078111 InChI Key: WZUVPPKBWHMQCE-WKTCHCBJNA-N Synonym: Natural Black 1,Hydroxybrasilin PubChem CID: 45029742 IUPAC Name: (1R,10S)-8-oxatetracyclo[8.7.0.0²,⁷.0¹²,¹⁷]heptadeca-2(7),3,5,12(17),13,15-hexaene-5,6,10,14,15-pentol SMILES: [H][C@]12C3=C(C[C@@]1(O)COC1=C2C=CC(O)=C1O)C=C(O)C(O)=C3

PubChem CID 45029742
CAS 517-28-2
Molecular Weight (g/mol) 302.28
MDL Number MFCD00078111
SMILES [H][C@]12C3=C(C[C@@]1(O)COC1=C2C=CC(O)=C1O)C=C(O)C(O)=C3
Synonym Natural Black 1,Hydroxybrasilin
IUPAC Name (1R,10S)-8-oxatetracyclo[8.7.0.0²,⁷.0¹²,¹⁷]heptadeca-2(7),3,5,12(17),13,15-hexaene-5,6,10,14,15-pentol
InChI Key WZUVPPKBWHMQCE-WKTCHCBJNA-N
Molecular Formula C16H14O6
3

Fisher Healthcare™ PROTOCOL™ Hema-G Stains for Geometric Data Hemastainer™

Quality-control tested on human blood smears to ensure proper staining and absence of precipitate

For Use With (Equipment) Geometric data Hemastainer™
Shelf Life 1 Year
Storage Requirements Room Temperature
4

Epredia™ Richard-Allan Scientific™ Signature Series Eosin-Y 7111

Create an ideal visual contrast to Hematoxylin with the fast-acting Epredia™ Richard-Allan Scientific™ Signature Series Eosin-Y counterstain.

Type Eosin Stain
5

Fisher Healthcare™ PROTOCOL™ Stains for HEMA-TEK™ Automated Slide Stainers

Allow varied staining times to suit individual preferences

Format Liquid
For Use With (Equipment) Hema-Tek™ automated slide stainer
Shelf Life 1 Year
Storage Requirements Room Temperature
6

Cambridge Diagnostic Products, Inc.™ Camco Quik Stain™ and Quik Stain™ II

Single, easy-to-use solutions provide fast and consistent differential staining of all cell types in less than 30 seconds

Boiling Point 64°C
Format Liquid
Color Dark Blue
Quantity 946 mL
7
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Phenol Red, Sodium Salt (Certified ACS), Fisher Chemical

CAS: 34487-61-1 Molecular Formula: C19H13NaO5S Molecular Weight (g/mol): 376.358 MDL Number: MFCD00066901 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+]

PubChem CID 23686673
CAS 34487-61-1
Molecular Weight (g/mol) 376.358
MDL Number MFCD00066901
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
11
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Brilliant Green (Certified Biological Stain), Fisher Chemical

CAS: 633-03-4 Molecular Formula: C27H34N2O4S Molecular Weight (g/mol): 482.639 MDL Number: MFCD00011880 InChI Key: NNBFNNNWANBMTI-UHFFFAOYSA-M Synonym: Ethyl Green,Basic Green,Malachite Green G PubChem CID: 12449 IUPAC Name: [4-[[4-(diethylamino)phenyl]-phenylmethylidene]cyclohexa-2,5-dien-1-ylidene]-diethylazanium;hydrogen sulfate SMILES: CCN(CC)C1=CC=C(C=C1)C(=C2C=CC(=[N+](CC)CC)C=C2)C3=CC=CC=C3.OS(=O)(=O)[O-]

PubChem CID 12449
CAS 633-03-4
Molecular Weight (g/mol) 482.639
MDL Number MFCD00011880
SMILES CCN(CC)C1=CC=C(C=C1)C(=C2C=CC(=[N+](CC)CC)C=C2)C3=CC=CC=C3.OS(=O)(=O)[O-]
Synonym Ethyl Green,Basic Green,Malachite Green G
IUPAC Name [4-[[4-(diethylamino)phenyl]-phenylmethylidene]cyclohexa-2,5-dien-1-ylidene]-diethylazanium;hydrogen sulfate
InChI Key NNBFNNNWANBMTI-UHFFFAOYSA-M
Molecular Formula C27H34N2O4S
13
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Toluidine Blue O (Certified Biological Stain), Fisher Chemical

CAS: 92-31-9 Molecular Formula: C15H16ClN3S Molecular Weight (g/mol): 305.82 MDL Number: MFCD00011934 InChI Key: HNONEKILPDHFOL-UHFFFAOYSA-M Synonym: Basic Blue 17,Tolonium Chloride 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

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 Basic Blue 17,Tolonium Chloride
IUPAC Name 3-amino-7-(dimethylamino)-2-methyl-5λ⁴-phenothiazin-5-ylium chloride
InChI Key HNONEKILPDHFOL-UHFFFAOYSA-M
Molecular Formula C15H16ClN3S
14

Phenolphthalein Stock Solution, Fisher Chemical™

CAS 77-09-8
Color Colorless
pH 8
Packaging Natural Poly Bottle
CAS Min % 0.01
DOT Information DOT Class 3, : Flammable Liquid
Chemical Name or Material Phenolphthalein Stock Solution
Grade Indicator
ChemAlert Storage Symbol Red
CAS Max % 0.01
15
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Methylene Blue (Certified Biological Stain), Fisher Chemical™

CAS: 7220-79-3 Molecular Formula: C16H24ClN3O3S Molecular Weight (g/mol): 373.90 MDL Number: MFCD00150008 InChI Key: XQAXGZLFSSPBMK-UHFFFAOYSA-M Synonym: Basic Blue 9 PubChem CID: 104827 IUPAC Name: 3,7-bis(dimethylamino)-5λ⁴-phenothiazin-5-ylium trihydrate chloride SMILES: O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C

PubChem CID 104827
CAS 7220-79-3
Molecular Weight (g/mol) 373.90
MDL Number MFCD00150008
SMILES O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C
Synonym Basic Blue 9
IUPAC Name 3,7-bis(dimethylamino)-5λ⁴-phenothiazin-5-ylium trihydrate chloride
InChI Key XQAXGZLFSSPBMK-UHFFFAOYSA-M
Molecular Formula C16H24ClN3O3S