This part of IEC 60893 describes methods of test for the materials defined in IEC 60893-1 (referred to also as Part 1).
BS EN 60893-2:2004 history
2004BS EN 60893-2:2004 Insulating materials - Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Methods of test
1995BS EN 60893-2:1995 Specification for industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Methods of test