NF C26-270/A1*NF EN 60450/A1:2007 Measurement of the average viscometric degree of polymerization of new and aged cellulosic electrically insulating materials
2007NF C26-270/A1*NF EN 60450/A1:2007 Measurement of the average viscometric degree of polymerization of new and aged cellulosic electrically insulating materials