This works on the latest version:
Go to https://graph.facebook.com/ (https://graph.facebook.com/fsintents for instance).
Copy your id Use this method:
public static Intent getOpenFacebookIntent(Context context) {
try {
context.getPackageManager().getPackageInfo("com.facebook.katana", 0);
return new Intent(Intent.ACTION_VIEW, Uri.parse("fb://page/<id_here>"));
} catch (Exception e) {
return new Intent(Intent.ACTION_VIEW,Uri.parse("https://www.facebook.com/<user_name_here>"));
}
}