Question
Question concerning stability urea in ointments: from a colleague I heard that in the preparation of ointments containing urea these are better not to be warmed up too high.
In The MERCK index is stated: A melting point of 132.7 ° and...
Question concerning stability urea in ointments: from a colleague I heard that in the preparation of ointments containing urea these are better not to be warmed up too high.