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.

541 – 555 of 6,411 results

541

Thermo Scientific Chemicals Rhodamine B, pure

CAS: 81-88-9 Molecular Formula: C28H31ClN2O3 Molecular Weight (g/mol): 479.02 MDL Number: MFCD00011931 InChI Key: PYWVYCXTNDRMGF-UHFFFAOYSA-N Synonym: Basic Violet 10,C.I. 45170 PubChem CID: 6694 ChEBI: CHEBI:52334 IUPAC Name: [9-(2-carboxyphenyl)-6-(diethylamino)xanthen-3-ylidene]-diethylazanium;chloride SMILES: [Cl-].CCN(CC)C1=CC2=[O+]C3=CC(=CC=C3C(C3=CC=CC=C3C(O)=O)=C2C=C1)N(CC)CC

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Specifications

PubChem CID	6694
CAS	81-88-9
Molecular Weight (g/mol)	479.02
ChEBI	CHEBI:52334
MDL Number	MFCD00011931
SMILES	[Cl-].CCN(CC)C1=CC2=[O+]C3=CC(=CC=C3C(C3=CC=CC=C3C(O)=O)=C2C=C1)N(CC)CC
Synonym	Basic Violet 10,C.I. 45170
IUPAC Name	[9-(2-carboxyphenyl)-6-(diethylamino)xanthen-3-ylidene]-diethylazanium;chloride
InChI Key	PYWVYCXTNDRMGF-UHFFFAOYSA-N
Molecular Formula	C28H31ClN2O3

542

Molecular Weight (g/mol)	509.43
Color	Purple to Red
Loss on Drying	≤10 %
Physical Form	Powder
Certificate of Analysis	Available
Chemical Name or Material	Acid Red 1
Absorbance	≥250 lambda 503 - 509 nm, 0.02 g/l water; >250 lambda 530 - 534 nm, 0.02 g/l water
CAS	3734-67-6
Infrared Spectrum	Conforms
MDL Number	00003954
Packaging	Glass bottle
Solubility Information	Soluble in water
Synonym	5-Acetamido-4-hydroxy-3-phenylazo-2,7-naphthalene-disulfonicacid, disodium salt; Amido Naphthol Red G; Azophloxine; C.I. 18050
RTECS Number	QJ6030000
Recommended Storage	Normal conditions
Shelf Life	5 years
Molecular Formula	C18 H13 N3 Na2 O8 S2
EINECS Number	223-098-9

543

Thermo Scientific Chemicals Phenol Red, sodium salt, pure, water soluble, indicator

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

544

Azure C

CAS: 531-57-7 Molecular Formula: C13H12ClN3S Molecular Weight (g/mol): 277.77 MDL Number: MFCD00067677 InChI Key: DDGMDTGNGDOUPX-UHFFFAOYSA-N Synonym: C.I. 52002; 3-Amino-7-(methylamino)phenothiazin-5-ium chloride PubChem CID: 68277 IUPAC Name: (7-aminophenothiazin-3-ylidene)-methylazanium;chloride SMILES: C[NH+]=C1C=CC2=NC3=C(C=C(C=C3)N)SC2=C1.[Cl-]

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Specifications

PubChem CID	68277
CAS	531-57-7
Molecular Weight (g/mol)	277.77
MDL Number	MFCD00067677
SMILES	C[NH+]=C1C=CC2=NC3=C(C=C(C=C3)N)SC2=C1.[Cl-]
Synonym	C.I. 52002; 3-Amino-7-(methylamino)phenothiazin-5-ium chloride
IUPAC Name	(7-aminophenothiazin-3-ylidene)-methylazanium;chloride
InChI Key	DDGMDTGNGDOUPX-UHFFFAOYSA-N
Molecular Formula	C13H12ClN3S

545

Thermo Scientific Chemicals Crocein Scarlet 7B, >70% dye content

CAS: 6226-76-2 Molecular Formula: C24H18N4Na2O7S2 Synonym: Acid Red 71; C.I. 27165

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Specifications

CAS	6226-76-2
Synonym	Acid Red 71; C.I. 27165
Molecular Formula	C24H18N4Na2O7S2

546

MilliporeSigma™ Azure II Staining Dye

Azure II (C.I.52010/52015) for microscopy. CAS 37247-10-2, pH 2.9 (10g/l, H₂O, 20°C).

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547

Giemsa's azur-eosin-methylene blue, For Microscopy, MilliporeSigma™

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Specifications

CAS	61-73-4
Color	Dark Green
Physical Form	Solid
Packaging	Glass bottle
Health Hazard 1	H319: Causes serious eye irritation.
Chemical Name or Material	Giemsa's azur-eosin-methylene blue
Odor	Weak characteristic odor

548

MilliporeSigma™ Papanicolaou's Solution 3b Polychromatic

Used for human-medical cell diagnosis

Pricing & Availability
Specifications

Packaging	Plastic Bottle
Storage Requirements	15° to 25°C

549

MilliporeSigma™ Hematoxylin Monohydrate

For specific staining of DNA in the nuclei

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550

MilliporeSigma™ Picrofuchsin Solution acc. to van Gieson

for Microscopy

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551

MilliporeSigma™ Hematoxylin solution (Gill III)

Stains nuclei of cells by using histological staining technique where nuclear staining is achieved using ready-to-use staining solutions.

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Specifications

Content And Storage	15° to 25°C

552

MilliporeSigma™ Hematoxylin cryst. Dye

Hematoxylin cryst. (C.I. 75290) for microscopy. CAS 517-28-2, molar mass 302.28g/mol.

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Specifications

Product Type	Hematoxylin
Color	Beige

553

MilliporeSigma™ Schiff's reagent

Used for Microscopy

Pricing & Availability
Specifications

Storage Requirements	15° to 25°C

554

Wright's Eosine Methylene Blue, For Microscopy, MilliporeSigma™

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555

Reactive Blue #4 OR, Macron Fine Chemicals™

CAS: 13324-20-4 Molecular Formula: C23H14Cl2N6O8S2 Molecular Weight (g/mol): 637.42 MDL Number: MFCD00001218 InChI Key: RTLULCVBFCRQKI-UHFFFAOYSA-N PubChem CID: 25863 IUPAC Name: 1-amino-4-({3-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-sulfophenyl}amino)-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid SMILES: NC1=C(C=C(NC2=CC=C(C(NC3=NC(Cl)=NC(Cl)=N3)=C2)S(O)(=O)=O)C2=C1C(=O)C1=CC=CC=C1C2=O)S(O)(=O)=O

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Specifications

PubChem CID	25863
CAS	13324-20-4
Molecular Weight (g/mol)	637.42
MDL Number	MFCD00001218
SMILES	NC1=C(C=C(NC2=CC=C(C(NC3=NC(Cl)=NC(Cl)=N3)=C2)S(O)(=O)=O)C2=C1C(=O)C1=CC=CC=C1C2=O)S(O)(=O)=O
IUPAC Name	1-amino-4-({3-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-sulfophenyl}amino)-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid
InChI Key	RTLULCVBFCRQKI-UHFFFAOYSA-N
Molecular Formula	C23H14Cl2N6O8S2

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