Propidium iodide

Supplier: Tonbo Biosciences

Synonyms: PI3,8-Diamino-5-[3-(diethylmethylammonio)propyl]-6-phenylphenanthridinium diiodide3,8-Diamino-5-(3-(diethyl(methyl)ammonio)propyl)-6-phenylphenanthridin-5-ium iodide3,8-Diamino-5-(3-diethylaminopropyl)-6-phenylphenanthridinium iodide methiodide

13-6990-T500 13-6990-T200
10140-982EA 35.1 USD
10140-982 10140-984
Propidium iodide
Propidium iodide

Propidium Iodide (PI) is a membrane-impermeant DNA binding dye that cannot penetrate viable cells. PI rapidly enters cells with compromised membranes and intercalates between base pairs allowing exclusion of non-viable cells from analysis of flow cytometry data. PI has a broad emission spectrum from 535-617 nm and can be detected in either FL2 or FL3 detectors. When used with Annexin V FITC, it is recommended to analyze PI in FL2.


  • Formulation: 10 mM NaH2PO4, 150 mM NaCl, 0.09% NaN3, pH 7.2

Formula: C₂₇H₃₄I₂N₄
MW: 668.4 g/mol
MDL Number: MFCD00011921
CAS Number: 25535-16-4

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