Stains Dyes and Indicators

Invitrogen™ Mag-Fluo-4, AM, cell permeant - Special Packaging

Useful as intracellular Mg2+ indicator as well as low-affinity Ca2+ indicator

Invitrogen™ Dextran, Tetramethylrhodamine, 70,000 MW, Lysine Fixable

Rigorous methods for removing as much unconjugated dye as practical, followed by an assay of dextran conjugates by thin-layer chromatography to help ensure the absence of low molecular weight contaminants

Invitrogen™ CellTracker™ Green CMFDA Dye

Fluorescent dye well suited for monitoring cell movement or location

Methyl Purple, 0.1% w/v aqueous solution, Alfa Aesar™

Transition interval: pH 4.8 (purple) to pH 5.4 (green)

Invitrogen™ Live Cell Imaging Solution

Physiological medium developed for live cell imaging applications that has broad utility in cell-based research, including dye loading and wash steps

Invitrogen™ Dextran, Cascade Blue™, 3000 MW, Anionic, Lysine Fixable

Rigorous methods for removing as much unconjugated dye as practical, followed by assay of dextran conjugates by thin-layer chromatography to help ensure absence of low molecular weight contaminants

Invitrogen™ NucRed™ Live 647 ReadyProbes™ Reagent

Cell-permeant nuclear stain that emits bright, far-red fluorescence when bound to DNA

Invitrogen™ Albumin from Bovine Serum (BSA), Alexa Fluor™ 488 conjugate

Bright and photostable conjugate exceptionally suited for applications in which well-defined molecular weight tracers are needed

Invitrogen™ SYTOX™ Red Dead Cell Stain, for 633 or 635 nm excitation

A simple and quantitative single-step dead-cell indicator for use with red laser-equipped flow cytometers

Invitrogen™ Dextran, Fluorescein, 500,000 MW, Anionic, Lysine Fixable

Rigorous methods for removing as much unconjugated dye as practical, followed by assay of dextran conjugates by thin-layer chromatography to help ensure absence of low molecular weight contaminants

Honeywell Fluka™ Bromophenol Blue, Indicator, Reag. Ph. Eur., Honeywell Fluka™

CAS: 115-39-9 Molecular Formula: C19H10Br4O5S Molecular Weight (g/mol): 669.96 MDL Number: MFCD00005875 InChI Key: UDSAIICHUKSCKT-UHFFFAOYSA-N Synonym: 3′,3′′,5′,5′′-Tetrabromophenolsulfonephthalein, Bromophenol Blue (BPB), Bromphenol Blue Sultone Form PubChem CID: 8272 ChEBI: CHEBI:59424 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C(=C3)Br)O)Br)C4=CC(=C(C(=C4)Br)O)Br

Invitrogen™ Calcium Orange™, AM, cell permeant - Special Packaging

Labeled calcium indicators are molecules that exhibit an increase in fluorescence upon binding Ca2+

Toluidine Blue O, Certified, 65% min dye content, Alfa Aesar™

CAS: 92-31-9 Molecular Formula: C15H16ClN3S Molecular Weight (g/mol): 305.824 MDL Number: MFCD00011934 InChI Key: GEDVVYWLPUPJJZ-UHFFFAOYSA-N Synonym: Basic Blue 17,C.I. 52040 PubChem CID: 7083 IUPAC Name: (7-amino-8-methylphenothiazin-3-ylidene)-dimethylazanium;chloride SMILES: CC1=CC2=C(C=C1N)SC3=CC(=[N+](C)C)C=CC3=N2.[Cl-]

Invitrogen™ Mag-Fura-2, AM, cell permeant

Intracellular magnesium indicator that is ratiometric and UV light-excitable

Invitrogen™ Calcium Green™-1 dextran, Potassium Salt, 3000 MW, Anionic

Labeled calcium indicators are molecules that exhibit an increase in fluorescence upon binding Ca2+

Thermo Scientific™ Richard-Allan Scientific™ Mucicarmine

Identify primary tumor sites with the aid of Thermo Scientific™ Richard-Allan Scientific™ Mucicarmine

Alfa Aesar™ Thymol Blue sodium salt, 0.04% w/v aq. soln.

CAS: 62625-21-2 Molecular Formula: C27H29NaO5S Molecular Weight (g/mol): 488.574 MDL Number: MFCD00151093 InChI Key: BAVBEHWEOJMHDS-UHFFFAOYSA-M PubChem CID: 23692293 IUPAC Name: sodium;4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenolate SMILES: CC1=CC(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C=C4C)[O-])C(C)C)C(C)C)O.[Na+]

Invitrogen™ Fura Red™, AM, cell permeant

Visible light-excitable fura-2 analog that offers particular possibilities for ratiometric measurement of Ca2+ in single cells

Invitrogen™ Valinomycin

Commonly used as an agent to induce apoptosis and can calibrate potentiometric responses in membrane experiments involving potential-sensitive dyes

Cresyl Violet acetate, pure, certified, ACROS Organics™

CAS: 10510-54-0 Molecular Formula: C18H15N3O3 Molecular Weight (g/mol): 321.336 InChI Key: UEWSHLFAYRXNHZ-UHFFFAOYSA-N PubChem CID: 44134641 IUPAC Name: acetic acid;5-iminobenzo[a]phenoxazin-9-amine SMILES: CC(=O)O.C1=CC=C2C(=C1)C(=N)C=C3C2=NC4=C(O3)C=C(C=C4)N

Oil Red O, Biological Stain, ACROS Organics™

CAS: 1320-06-5 Molecular Formula: C26H24N4O Molecular Weight (g/mol): 408.505 InChI Key: HJAYEODIXUYVIC-LTFAAIOASA-N Synonym: C.I. 26125, Solvent Red 27 PubChem CID: 6046885 IUPAC Name: (1Z)-1-[[4-[(2,5-dimethylphenyl)diazenyl]-2,5-dimethylphenyl]hydrazinylidene]naphthalen-2-one SMILES: CC1=CC(=C(C=C1)C)N=NC2=C(C=C(C(=C2)C)NN=C3C(=O)C=CC4=CC=CC=C43)C

Invitrogen™ Magnesium Green™, Pentapotassium Salt, cell impermeant

Exhibits higher affinity for Mg2+ (Kd approximately 1.0mM) than mag-fura-2 (Kd approximately 1.9mM) or mag-indo-1 (Kd approximately 2.7mM)

Alfa Aesar™ Methyl blue

CAS: 28983-56-4 Molecular Formula: C37H28N3Na2O9S3+ Molecular Weight (g/mol): 800.803 MDL Number: MFCD00058509 InChI Key: MCPLVIGCWWTHFH-UHFFFAOYSA-M Synonym: Acid blue 93; C.I. 42780 PubChem CID: 76956083 IUPAC Name: disodium;4-[4-[[4-(4-sulfoanilino)phenyl]-[4-(4-sulfonatophenyl)azaniumylidenecyclohexa-2,5-dien-1-ylidene]methyl]anilino]benzenesulfonate SMILES: C1=CC(=[NH+]C2=CC=C(C=C2)S(=O)(=O)[O-])C=CC1=C(C3=CC=C(C=C3)NC4=CC=C(C=C4)S(=O)(=O)O)C5=CC=C(C=C5)NC6=CC=C(C=C6)S(=O)(=O)[O-].[Na+].[Na+]

Aniline Blue, sodium salt, pure, water soluble, high purity biological stain, ACROS Organics™

CAS: 28983-56-4 Molecular Formula: C37H28N3Na2O9S3+ Molecular Weight (g/mol): 800.803 MDL Number: MFCD00036130 InChI Key: MCPLVIGCWWTHFH-UHFFFAOYSA-M Synonym: Acid Blue 22, C.I. 42755 PubChem CID: 76956083 IUPAC Name: disodium;4-[4-[[4-(4-sulfoanilino)phenyl]-[4-(4-sulfonatophenyl)azaniumylidenecyclohexa-2,5-dien-1-ylidene]methyl]anilino]benzenesulfonate SMILES: C1=CC(=[NH+]C2=CC=C(C=C2)S(=O)(=O)[O-])C=CC1=C(C3=CC=C(C=C3)NC4=CC=C(C=C4)S(=O)(=O)O)C5=CC=C(C=C5)NC6=CC=C(C=C6)S(=O)(=O)[O-].[Na+].[Na+]

Phenol Red, sodium salt, ACROS Organics™

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+]

Trypan Blue, dye content >60%, Alfa Aesar™

CAS: 72-57-1 Molecular Formula: C34H24N6Na4O14S4 Molecular Weight (g/mol): 960.793 MDL Number: MFCD00003969 InChI Key: WMYVHJWZUUEZNE-ARWFNKCKSA-J PubChem CID: 9562061 IUPAC Name: tetrasodium;(3Z)-5-amino-3-[[4-[4-[(2Z)-2-(8-amino-1-oxo-3,6-disulfonatonaphthalen-2-ylidene)hydrazinyl]-3-methylphenyl]-2-methylphenyl]hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate SMILES: CC1=C(C=CC(=C1)C2=CC(=C(C=C2)NN=C3C(=CC4=CC(=CC(=C4C3=O)N)S(=O)(=O)[O-])S(=O)(=O)[O-])C)NN=C5C(=CC6=CC(=CC(=C6C5=O)N)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]

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