public StandardUnit(string value)
{
//--------------------------//
//--- Extract the prefix ---//
//--------------------------//
string prefix;
if (!BinaryPrefixes.HasPrefix(value, out prefix))
MetricPrefixes.HasPrefix(value, out prefix);
Prefix = prefix;
Unit = value.Substring(Prefix.Length);
var rgx = new Regex(PATTERN);
if (!rgx.Match(Unit).Success)
{
Prefix = null;
Unit = null;
}
}