Specifications:Appearances:Whitecrystal
loss on drying:≤0.5
sulfate%:≤0.003
Ignition residue:eligibility
heavy metal:≤0.001
Solubility in Methanol:eligibility
Forcopper sensitivity test:eligibility
Fe≤0.001%
Melting point:206.0℃-210℃
Hazard:Not dangerous cargo