Ponceau S Solution
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Delivery time: 3-8 days
Product information "Ponceau S Solution"
Ponceau S is used for reversible staining proteins blotted on nitrocellulose or PVDF membrans and while running a TAU electrophoresis. The reversibility of the staining process is ideally suited for subsequent immunoblots (western blot) or other colour reactions as Ponceau S can be completely removed. Ponceau S is not stable for long time, thus proteins and protein markers should be marked with a pencil. For staining the membrane (nitrocellulose or PVDF) is incubated in a 0.1% - 0.5% Ponceau S solution in 5% acetic acid (alternatively in 3% trichloracetic acid) for 5 - 10 minutes. Destaining is done by incubating the stained membrane in 5% acetic acid for 15 minutes. Our Ponceau S solution is offered as 0.1% Ponceau S (w/v) in 5% acetic acid (v/v).
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