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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1,021 – 1,035 of 7,117 results

1,021

Sigma-Aldrich Papanicolaou Stain OG 6

For routine diagnostic cytology to aid in the identification and classification of exfoliative cells.

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1,022

Sigma-Aldrich Papanicolaou Stain EA 65

For routine diagnostic cytology to aid in the identification and classification of exfoliative cells.

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1,023

Sigma-Aldrich Wright-Giemsa Stain, Modified

When blood films are stained using Wright-Giemsa stain, the white blood cell nucleus and cytoplasm will take on characteristic blue or pink coloration.

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Specifications

Product Type	Wright-Giemsa Stain

1,024

Sigma Diagnostics™ Histology Stains and Reagents - Schiff's Reagent

For the demonstration of lymphocytes and mucopolysaccharides

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1,025

Sigma-Aldrich Papanicolaou Stain EA 50

For routine diagnostic cytology to aid in the identification and classification of exfoliative cells.

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Specifications

Product Type	Papanicolaou Stain

1,026

Cresyl violet acetate, 69%, MP Biomedicals™

CAS: 10510-54-0 Molecular Formula: C18H15N3O3 Molecular Weight (g/mol): 321.34 MDL Number: MFCD00013151,MFCD00013151 InChI Key: XKOCOMKJPWEOHX-UHFFFAOYSA-M Synonym: Cresyl Fast Violet,9-amino-5-imino-5H-benzo[a]phenoxazine acetate salt PubChem CID: 44134641 IUPAC Name: 8,12-diamino-10λ⁴-oxa-5-azatetraphen-10-ylium acetate SMILES: CC([O-])=O.NC1=CC2=[O+]C3=C(N=C2C=C1)C1=CC=CC=C1C(N)=C3

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Specifications

PubChem CID	44134641
CAS	10510-54-0
Molecular Weight (g/mol)	321.34
MDL Number	MFCD00013151,MFCD00013151
SMILES	CC([O-])=O.NC1=CC2=[O+]C3=C(N=C2C=C1)C1=CC=CC=C1C(N)=C3
Synonym	Cresyl Fast Violet,9-amino-5-imino-5H-benzo[a]phenoxazine acetate salt
IUPAC Name	8,12-diamino-10λ⁴-oxa-5-azatetraphen-10-ylium acetate
InChI Key	XKOCOMKJPWEOHX-UHFFFAOYSA-M
Molecular Formula	C18H15N3O3

1,027

Sigma-Aldrich Harris Hematoxylin Solution, Modified

General purpose nuclear stain, regressive type. Used with hematoxylin and eosin staining.

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Specifications

Product Type	Hematoxylin Solution

1,028

MilliporeSigma™ Shorr Staining Solution

Used for the diagnosis of hormonal dysfunction. MilliporeSigma™ Shorr Staining Solution is a ready-to-use solution that makes it possible to evaluate cytological target structures in human-gynecological specimen materials, for example cervical smears of vag

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1,029

MilliporeSigma™ Gram's safranine Solution

For staining of Gram bacteria

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1,030

Phenol Red, BAKER ANALYZED™ A.C.S. Reagent, J.T. Baker™

CAS: 143-74-8 Molecular Formula: C19H14O5S Molecular Weight (g/mol): 354.38 MDL Number: MFCD00003552 InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N PubChem CID: 4766 ChEBI: CHEBI:31991 IUPAC Name: 4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol SMILES: OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

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Specifications

PubChem CID	4766
CAS	143-74-8
Molecular Weight (g/mol)	354.38
ChEBI	CHEBI:31991
MDL Number	MFCD00003552
SMILES	OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1
IUPAC Name	4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol
InChI Key	BELBBZDIHDAJOR-UHFFFAOYSA-N
Molecular Formula	C19H14O5S

1,031

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Thermo Scientific Chemicals alpha-Naphtholphthalein, pure, indicator

CAS: 596-01-0 Molecular Formula: C28H18O4 Molecular Weight (g/mol): 418.448 MDL Number: MFCD00036202 InChI Key: HQHBAGKIEAOSNM-UHFFFAOYSA-N PubChem CID: 68993 IUPAC Name: 3,3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1-one SMILES: C1=CC=C2C(=C1)C(=CC=C2O)C3(C4=CC=CC=C4C(=O)O3)C5=CC=C(C6=CC=CC=C65)O

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Specifications

PubChem CID	68993
CAS	596-01-0
Molecular Weight (g/mol)	418.448
MDL Number	MFCD00036202
SMILES	C1=CC=C2C(=C1)C(=CC=C2O)C3(C4=CC=CC=C4C(=O)O3)C5=CC=C(C6=CC=CC=C65)O
IUPAC Name	3,3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1-one
InChI Key	HQHBAGKIEAOSNM-UHFFFAOYSA-N
Molecular Formula	C28H18O4

1,032

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Thermo Scientific Chemicals Rhodamine 6G, pure

CAS: 989-38-8 Molecular Formula: C28H31ClN2O3 Molecular Weight (g/mol): 479.017 MDL Number: MFCD00012665 InChI Key: VYXSBFYARXAAKO-UHFFFAOYSA-N Synonym: Basic Red 1,C.I. 45160 PubChem CID: 51358423 IUPAC Name: ethyl 2-[3-(ethylamino)-6-ethylimino-2,7-dimethylxanthen-9-yl]benzoate;hydron;chloride SMILES: [H+].CCNC1=C(C=C2C(=C1)OC3=CC(=NCC)C(=CC3=C2C4=CC=CC=C4C(=O)OCC)C)C.[Cl-]

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Specifications

PubChem CID	51358423
CAS	989-38-8
Molecular Weight (g/mol)	479.017
MDL Number	MFCD00012665
SMILES	[H+].CCNC1=C(C=C2C(=C1)OC3=CC(=NCC)C(=CC3=C2C4=CC=CC=C4C(=O)OCC)C)C.[Cl-]
Synonym	Basic Red 1,C.I. 45160
IUPAC Name	ethyl 2-[3-(ethylamino)-6-ethylimino-2,7-dimethylxanthen-9-yl]benzoate;hydron;chloride
InChI Key	VYXSBFYARXAAKO-UHFFFAOYSA-N
Molecular Formula	C28H31ClN2O3