The primer is the only corrosive part of the round. And if it is US military production or US made it is unlikely to be Berdan primed.
But if you know it is corrosive, it was probably made overseas and could very well be Berdan primed.
Give it a good cleaning, as soon as possible after firing. Don't let it sit a couple of days!
1911 - for the times when 911 just isn't fast enough.
"No man's life, liberty, or property is safe when the legislature is in session." - Will Rogers