100
99%
powder
core: calcium
−200 mesh
[Ca++].[O-][Si]([O-])=O
1S/Ca.O3Si/c;1-4(2)3/q+2;-2
OYACROKNLOSFPA-UHFFFAOYSA-N
11 - Combustible Solids
WGK 3
dust mask type N95 (US), Eyeshields, Gloves