2.1.8 Part 1 Section 11.3.10, Main Document Part

a.   The standard states that the content type for the Main Document part is: application/vnd.openxmlformats-officedocument.wordprocessingml.main+xml.

Office uses the following content type for the Main Document part: application/vnd.openxmlformats-officedocument.wordprocessingml.document.main+xml.

This note applies to the following products: 2007, 2007 SP1, 2007 SP2.