Standard Specification for Gypsum
NORMA vydaná dňa 1.4.2021
Označenie normy: ASTM C22/C22M-00(2021)
Dátum vydania normy: 1.4.2021
Počet strán: 2
Približná hmotnosť: 6 g (0.01 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
This specification covers gypsum, calcium sulfate combined with two molecules of water in crystalline form. If necessary, gypsum shall be crushed or ground, or both, to the size specified. Different test methods shall be performed in order to determine the chemical composition and physical properties of gypsum.
Keywords:
calcium sulfate, gypsum ,, ICS Number Code 91.100.10 (Cement. Gypsum. Lime. Mortar)