-ASTM C473 Standard Test Methods for Physical Testing of Gypsum Panel Products -ASTM C840 Standard Specification for Application and Finishing of Gypsum Board -ASTM E84 Standard Test Method for Surface Burning Characteristics of Building Materials -EN 520 Type A, performance of gypsum plasterboards -ASTM C1396/C1396M EN 520 Type A (DIN18180/BS1230 Part 1, Type 1) and ICC-ES