This glass is an inorganic compound. Main Ingredients described are Silicon Dioxide (SiO2) and
Sodium Oxide (Na2O) and avoid the dangerous raw material as below detail
Silicon Dioxide (SiO2) 70.70
Sodium Oxide (Na2O) 16.20
Arsenic trioxide ( As2O3) 0
Antimony trioxide (Sb2O3) 0
RoHS Substance Comply with RoHS