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.

616 – 630 of 6,456 results

616

Epredia™ Richard-Allan Scientific™ Methyl Green-Pyronin Y

Effectively identify plasma cells and RNA in tissue sections and cytological preparations with Epredia™ Richard-Allan Scientific™ Methyl Green-Pyronin Y Stain

Pricing & Availability

617

Sigma-Aldrich Giemsa Stain, Modified

For hematology and histology purposes. Stains the nucleous and cytoplasm of white blood cells with blue or pink coloration.

Pricing & Availability

618

Sigma-Aldrich Safranin O Solution

Counterstain for use in histology and cytology.

Pricing & Availability

619

Sigma-Aldrich Bouin’s Solution

Histological fixative used in preserving delicate tissue structures.

Pricing & Availability

620

Sigma-Aldrich Gram Stain Kit For Films

For delineating Gram-positive and Gram-negative organisms in films.

Pricing & Availability

621

Sigma-Aldrich Hematoxylin Solution, Gill No. 2

Nuclear stain used in histology and cytology.

Pricing & Availability

622

Oil Red O BioReagent, Suitable for Electrophoresis, MilliporeSigma™ Supelco™

MDL Number: MFCD00003898 Synonym: 1-([4-(Xylylazo)xylyl]azo)-2-naphthol; 1-[2,5-Dimethyl-4-(2,5-dimethylphenylazo)phenylazo]-2-naphthol; Solvent Red 27; Solvent Red 27

Pricing & Availability
Specifications

MDL Number	MFCD00003898
Synonym	1-([4-(Xylylazo)xylyl]azo)-2-naphthol; 1-[2,5-Dimethyl-4-(2,5-dimethylphenylazo)phenylazo]-2-naphthol; Solvent Red 27; Solvent Red 27

623

Xylenol Orange Disodium Salt, For spectrophotometric determination of metal ions, MilliporeSigma™ Supelco™

CAS: 1611-35-4 Molecular Formula: C31H32N2O13S Molecular Weight (g/mol): 672.66 InChI Key: ORZHVTYKPFFVMG-UHFFFAOYSA-N Synonym: 3,3 '-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonephthalein disodium salt IUPAC Name: 2-[({5-[3-(3-{[bis(carboxymethyl)amino]methyl}-4-hydroxy-5-methylphenyl)-1,1-dioxo-3H-2,1λ⁶-benzoxathiol-3-yl]-2-hydroxy-3-methylphenyl}methyl)(carboxymethyl)amino]acetic acid SMILES: CC1=CC(=CC(CN(CC(O)=O)CC(O)=O)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(CN(CC(O)=O)CC(O)=O)=C1

Pricing & Availability
Specifications

CAS	1611-35-4
Molecular Weight (g/mol)	672.66
SMILES	CC1=CC(=CC(CN(CC(O)=O)CC(O)=O)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(CN(CC(O)=O)CC(O)=O)=C1
Synonym	3,3 '-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonephthalein disodium salt
IUPAC Name	2-[({5-[3-(3-{[bis(carboxymethyl)amino]methyl}-4-hydroxy-5-methylphenyl)-1,1-dioxo-3H-2,1λ⁶-benzoxathiol-3-yl]-2-hydroxy-3-methylphenyl}methyl)(carboxymethyl)amino]acetic acid
InChI Key	ORZHVTYKPFFVMG-UHFFFAOYSA-N
Molecular Formula	C31H32N2O13S

624

Rhodamine B Solution, 0.2% in isopropanol, MilliporeSigma™ Supelco™

MDL Number: MFCD00011931

Pricing & Availability
Specifications

MDL Number	MFCD00011931

625

Orange G Sodium Salt, MP Biomedicals

CAS: 1936-15-8 Molecular Formula: C16H10N2Na2O7S2 Molecular Weight (g/mol): 452.36 MDL Number: MFCD00012457 InChI Key: AEOVEGJBKQQFOP-DDVLFWKVSA-L Synonym: Acid orange 10,7- hydroxy-8- phenylazo-1, 3- naphthalenedisulfonic acid PubChem CID: 131850556 IUPAC Name: disodium (8Z)-7-oxo-8-(2-phenylhydrazin-1-ylidene)-7,8-dihydronaphthalene-1,3-disulfonate SMILES: [Na+].[Na+].[O-]S(=O)(=O)C1=CC2=C(\C(=N\NC3=CC=CC=C3)C(=O)C=C2)C(=C1)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	131850556
CAS	1936-15-8
Molecular Weight (g/mol)	452.36
MDL Number	MFCD00012457
SMILES	[Na+].[Na+].[O-]S(=O)(=O)C1=CC2=C(\C(=N\NC3=CC=CC=C3)C(=O)C=C2)C(=C1)S([O-])(=O)=O
Synonym	Acid orange 10,7- hydroxy-8- phenylazo-1, 3- naphthalenedisulfonic acid
IUPAC Name	disodium (8Z)-7-oxo-8-(2-phenylhydrazin-1-ylidene)-7,8-dihydronaphthalene-1,3-disulfonate
InChI Key	AEOVEGJBKQQFOP-DDVLFWKVSA-L
Molecular Formula	C16H10N2Na2O7S2

626

Acid Blue 161, MP Biomedicals™

CAS: 12392-64-2 Molecular Formula: C40H27CrN4Na2O10S2+ Molecular Weight (g/mol): 885.77 MDL Number: MFCD00151053 InChI Key: SUXIOICJRRGPND-UHFFFAOYSA-M Synonym: Disazo,Palatine Fast Blue BN PubChem CID: 73555498 IUPAC Name: disodium;chromium;hydron;4-[(2-hydroxynaphthalen-1-yl)hydrazinylidene]-3-oxonaphthalene-1-sulfonate SMILES: [H+].C1=CC=C2C(=C1)C=CC(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)[O-])O.C1=CC=C2C(=C1)C=CC(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)[O-])O.[Na+].[Na+].[Cr]

Pricing & Availability
Specifications

PubChem CID	73555498
CAS	12392-64-2
Molecular Weight (g/mol)	885.77
MDL Number	MFCD00151053
SMILES	[H+].C1=CC=C2C(=C1)C=CC(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)[O-])O.C1=CC=C2C(=C1)C=CC(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)[O-])O.[Na+].[Na+].[Cr]
Synonym	Disazo,Palatine Fast Blue BN
IUPAC Name	disodium;chromium;hydron;4-[(2-hydroxynaphthalen-1-yl)hydrazinylidene]-3-oxonaphthalene-1-sulfonate
InChI Key	SUXIOICJRRGPND-UHFFFAOYSA-M
Molecular Formula	C40H27CrN4Na2O10S2+

627

Carmine, MP Biomedicals™

CAS: 1390-65-4 Molecular Formula: C22H20O13 Molecular Weight (g/mol): 492.39 MDL Number: MFCD00167028 InChI Key: DGQLVPJVXFOQEV-UHFFFAOYNA-N Synonym: Carminic acid,Cochineal,Natural Red 4,Nacarat PubChem CID: 25113282 IUPAC Name: 3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-9,10-dihydroanthracene-2-carboxylic acid SMILES: CC1=C(C(O)=O)C(O)=CC2=C1C(=O)C1=C(O)C(C3OC(CO)C(O)C(O)C3O)=C(O)C(O)=C1C2=O

Pricing & Availability
Specifications

PubChem CID	25113282
CAS	1390-65-4
Molecular Weight (g/mol)	492.39
MDL Number	MFCD00167028
SMILES	CC1=C(C(O)=O)C(O)=CC2=C1C(=O)C1=C(O)C(C3OC(CO)C(O)C(O)C3O)=C(O)C(O)=C1C2=O
Synonym	Carminic acid,Cochineal,Natural Red 4,Nacarat
IUPAC Name	3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-9,10-dihydroanthracene-2-carboxylic acid
InChI Key	DGQLVPJVXFOQEV-UHFFFAOYNA-N
Molecular Formula	C22H20O13

628

Neutral Red, MP Biomedicals

1:300 Solution Storage temperature: 15-30°C

Pricing & Availability

629

Erythrosin B, ∽98%, MP Biomedicals™

CAS: 15905-32-5 Molecular Formula: C20H8I4O5 Molecular Weight (g/mol): 835.90 MDL Number: MFCD00005044 InChI Key: OALHHIHQOFIMEF-UHFFFAOYSA-N Synonym: Solvent Red 140 PubChem CID: 3259 IUPAC Name: 3',6'-dihydroxy-2',4',5',7'-tetraiodo-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one SMILES: OC1=C(I)C2=C(C=C1I)C1(OC(=O)C3=C1C=CC=C3)C1=CC(I)=C(O)C(I)=C1O2

Pricing & Availability
Specifications

PubChem CID	3259
CAS	15905-32-5
Molecular Weight (g/mol)	835.90
MDL Number	MFCD00005044
SMILES	OC1=C(I)C2=C(C=C1I)C1(OC(=O)C3=C1C=CC=C3)C1=CC(I)=C(O)C(I)=C1O2
Synonym	Solvent Red 140
IUPAC Name	3',6'-dihydroxy-2',4',5',7'-tetraiodo-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one
InChI Key	OALHHIHQOFIMEF-UHFFFAOYSA-N
Molecular Formula	C20H8I4O5

630

Ponceau S, 85%, MP Biomedicals Inc

CAS: 6226-79-5 Molecular Formula: C22H12N4Na4O13S4 Molecular Weight (g/mol): 760.552 InChI Key: VSXKEUCERCWGKF-STNZDNLRSA-J Synonym: 3-Hydroxy-4-(2-sulfo-4-(4-sulfophenylazo)phenylazo)-2, 7-naphthalene-disulfonic acid tetrasodium salt,C.I. 27195 PubChem CID: 11320219 IUPAC Name: tetrasodium;(4Z)-3-oxo-4-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]hydrazinylidene]naphthalene-2,7-disulfonate SMILES: C1=CC(=CC=C1N=NC2=CC(=C(C=C2)NN=C3C4=C(C=C(C=C4)S(=O)(=O)[O-])C=C(C3=O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	11320219
CAS	6226-79-5
Molecular Weight (g/mol)	760.552
SMILES	C1=CC(=CC=C1N=NC2=CC(=C(C=C2)NN=C3C4=C(C=C(C=C4)S(=O)(=O)[O-])C=C(C3=O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
Synonym	3-Hydroxy-4-(2-sulfo-4-(4-sulfophenylazo)phenylazo)-2, 7-naphthalene-disulfonic acid tetrasodium salt,C.I. 27195
IUPAC Name	tetrasodium;(4Z)-3-oxo-4-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]hydrazinylidene]naphthalene-2,7-disulfonate
InChI Key	VSXKEUCERCWGKF-STNZDNLRSA-J
Molecular Formula	C22H12N4Na4O13S4

Stains and Dyes

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