How can solve this Issue

<?xml version="1.0" encoding="utf-8"?>
<Items>
  <Item>
    <ItemText>1/2"</ItemText>
    <ItemValue>0.5</ItemValue>
  </Item>
 </Items>

var users = from person in xmlDoc.Descendants("Items").Elements("Items")
                                where person.Element("ItemText").Value == cmbRodDiameter.SelectedItem.ToString()
                                select new
                                {
                                    ItemValue = person.Element("ItemValue").Value,
                                };

                    foreach (var items in users)
                    {
                        txtRodDValue.Text = items.ItemValue;
                    }
//here combobox value is passing 1/2"\" 
//insted of 1/2" that's y not came the result so how can I do.