Ponceau S C.I. 27195
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Ponceau S, also known as acid red is a stain that may be used to prepare a solution for rapid reversible detection of protein bands on nitrocellulose or PVDF membranes (Western blotting), as well as on cellulose acetate membranes. A Ponceau S stain is easily reversed with water washes, facilitating subsequent immunological detection.
Hazard Phrases: Not considered harmful under normal laboratory conditions
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