var encodedPassword = Uri.EscapeUriString(password);
var factory = new ConnectionFactory
{
    Uri = new Uri($"amqp://{username}:{encodedPassword}@{host}")
};

var encodedPassword = Uri.EscapeUriString(password);
var factory = new ConnectionFactory
{
    Uri = new Uri($"amqp://{username}:{encodedPassword}@{host}")
};

  Uri = new Uri("amqp://root:Admin@[email protected]")

  Uri = new Uri("amqp://root:Admin@[email protected]")

   Uri = new Uri(@"amqp:/{username}:{password}@{host}")

   Uri = new Uri(@"amqp:/{username}:{password}@{host}")