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Staining Reagents

Stains, staining systems, and blocking agents in a variety of types, grades, molecular weights, purities, and pH ranges; used to elucidate important structures of microorganisms including bacteria, viruses, protozoa, etc.
Stains and Dyes (30)
Tissue Stain Blocking Reagents (2)

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1 – 15 of 18 results
2

Epredia™ FITC Protein Blocking Agent (PBA)

Block nonspecific antibody binding of primary reagent with Epredia™ FITC Protein Blocking Agent (PBA)

3

Invitrogen™ Synthetic Block (10X)

Invitrogen's 10X Synthetic Block is a concentrated polymer-based protein-free blocking agent.

4

Thermo Scientific™ Stains-All, 95%

CAS: 7423-31-6 Molecular Formula: C30H27BrN2S2

CAS 7423-31-6
Molecular Formula C30H27BrN2S2
5

Thermo Scientific Chemicals Brilliant Blue G, ultrapure

CAS: 6104-58-1 Molecular Formula: C47H48N3NaO7S2 Molecular Weight (g/mol): 854.025 MDL Number: MFCD00078482 InChI Key: RWVGQQGBQSJDQV-UHFFFAOYSA-M Synonym: Coomassie Brilliant Blue G 250; C.I. 42655 PubChem CID: 6328534 IUPAC Name: sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]methyl]benzenesulfonate SMILES: CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC(=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]

PubChem CID 6328534
CAS 6104-58-1
Molecular Weight (g/mol) 854.025
MDL Number MFCD00078482
SMILES CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC(=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]
Synonym Coomassie Brilliant Blue G 250; C.I. 42655
IUPAC Name sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]methyl]benzenesulfonate
InChI Key RWVGQQGBQSJDQV-UHFFFAOYSA-M
Molecular Formula C47H48N3NaO7S2
6
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Coomassie Brilliant Blue R-250, MP Biomedicals™

CAS: 6104-59-2 Molecular Formula: C45H44N3NaO7S2 Molecular Weight (g/mol): 825.97 MDL Number: MFCD00041762 InChI Key: HAEGGLCXLFWTBE-UHFFFAOYSA-M Synonym: Brilliant Blue R,Acid Blue 83 PubChem CID: 61365 IUPAC Name: sodium {4-[(4-ethoxyphenyl)amino]phenyl}bis(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)methylium SMILES: [Na+].CCOC1=CC=C(NC2=CC=C(C=C2)[C+](C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C=C1

PubChem CID 61365
CAS 6104-59-2
Molecular Weight (g/mol) 825.97
MDL Number MFCD00041762
SMILES [Na+].CCOC1=CC=C(NC2=CC=C(C=C2)[C+](C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C=C1
Synonym Brilliant Blue R,Acid Blue 83
IUPAC Name sodium {4-[(4-ethoxyphenyl)amino]phenyl}bis(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)methylium
InChI Key HAEGGLCXLFWTBE-UHFFFAOYSA-M
Molecular Formula C45H44N3NaO7S2
7
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Coomassie Brilliant Blue G-250, MP Biomedicals™

CAS: 6104-58-1 Molecular Formula: C47H48N3NaO7S2 PubChem CID: 6328534 IUPAC Name: sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]methyl]benzenesulfonate SMILES: CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC(=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]

PubChem CID 6328534
CAS 6104-58-1
SMILES CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC(=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]
IUPAC Name sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]methyl]benzenesulfonate
Molecular Formula C47H48N3NaO7S2
8

Acriflavine hydrochloride, MP Biomedicals™

CAS: 8063-24-9 Molecular Formula: C27H27Cl3N6 Molecular Weight (g/mol): 541.91 MDL Number: MFCD00069039 InChI Key: MKLTXAHQKDVBLY-UHFFFAOYSA-N Synonym: Euflavin,Trypaflavine IUPAC Name: 3,6-diamino-10-methylacridin-10-ium acridine-3,6-diamine dihydrochloride chloride SMILES: Cl.Cl.[Cl-].NC1=CC2=NC3=CC(N)=CC=C3C=C2C=C1.C[N+]1=C2C=C(N)C=CC2=CC2=CC=C(N)C=C12

CAS 8063-24-9
Molecular Weight (g/mol) 541.91
MDL Number MFCD00069039
SMILES Cl.Cl.[Cl-].NC1=CC2=NC3=CC(N)=CC=C3C=C2C=C1.C[N+]1=C2C=C(N)C=CC2=CC2=CC=C(N)C=C12
Synonym Euflavin,Trypaflavine
IUPAC Name 3,6-diamino-10-methylacridin-10-ium acridine-3,6-diamine dihydrochloride chloride
InChI Key MKLTXAHQKDVBLY-UHFFFAOYSA-N
Molecular Formula C27H27Cl3N6
9

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+]

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
10

Protein Gel-Loading Dye for SDS-PAGE, 2X (Dark-Purple Liq./Electrophor.), Fisher BioReagents

Absorbance 0.15 to 0.35 AU at 252nm,0.25 to 0.40 AU,0.32 to 0.47 AU
Concentration or Composition (by Analyte or Components) Sodium Dodecyl Sulfate (<5%), Glycerol (<12%), Tris (<1.0%), Proprietary Component (<2%), and Water (80%).
CAS 7647-01-0
Color Purple
Physical Form Liquid
Chemical Name or Material Protein Gel-Loading Dye for SDS-PAGE, 2X
Grade Electrophoresis
Recommended Storage RT
ChemAlert Storage Symbol Gray
11

Invitrogen™ Molecular Probes™ TSA™ Kit 41, with HRP-Goat Anti-Rabbit IgG and Alexa Fluor™ 555 Tyramide

Enzyme-mediated detection method uses the catalytic activity of horseradish peroxidase (HRP) to generate high-density labeling of a target protein or nucleic acid sequence in situ

12

Invitrogen™ Molecular Probes™ TSA™ Kit 27, with HRP-streptavidin and Alexa Fluor™ 350 tyramide

Enzyme-mediated detection method uses the catalytic activity of horseradish peroxidase (HRP) to generate high-density labeling of a target protein or nucleic acid sequence in situ

13

Invitrogen™ Molecular Probes™ TSA™ Kit 12, with HRP-Goat Anti-Rabbit IgG and Alexa Fluor™ 488 Tyramide

Tyramide signal amplification is enzyme-mediated detection method that uses catalytic activity of horseradish peroxidase (HRP) to generate high-density labeling of target protein or nucleic acid sequence in situ

14

Invitrogen™ Molecular Probes™ TSA™ Kit 16, with HRP-Goat Anti-Rabbit IgG and Alexa Fluor™ 647 Tyramide

Tyramide signal amplification is enzyme-mediated detection method that uses catalytic activity of horseradish peroxidase (HRP) to generate high-density labeling of target protein or nucleic acid sequence in situ

15

Invitrogen™ Molecular Probes™ TSA™ Kit 1, with HRP-Goat Anti-Mouse IgG and biotin-XX Tyramide

Tyramide signal amplification is enzyme-mediated detection method that uses catalytic activity of horseradish peroxidase (HRP) to generate high-density labeling of target protein or nucleic acid sequence in situ