DIN 54278-1
DIN 54278-1 Testing of textiles - Coatings and attendant materials - Part 1: Determination of materials soluble in organic solvents
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1995
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1995