ASTM C471M
Full Name
ASTM C471M – Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric)
Scope
These test methods cover the chemical analysis of gypsum and gypsum panel products, including gypsum ready-mixed plaster, gypsum wood-fibered plaster, and gypsum concrete.
Keywords
ammonium acetate method; atomic absorption; chemical analysis; coulometric method; flame photometry; gas chromatography/electron capture detector; gas chromatography/mass spectrometry; gypsum; gypsum board; gypsum concrete; gypsum products; high-performance liquid chromatography/UV detector; plaster; sand in set plaster; sulfur (S8); wood-fiber plaster