| ≥1 piece |
item index
USP30
indentification meet the requirements
saaay(MgO)% 40.0-43.5
soluble substances<% 1.0
acid-soluble substances<% 0.05
sulphates<% --
chlorides< --
As< 4ppm
CaO<% 0.45
heavy metals< 0.003%
iron<% 0.02
lead<% --
E.coli negive