Make Heat-Resistant Glassware Boric Oxide / Boron Oxide CAS No 1303 -86-2

China Make Heat-Resistant Glassware Boric Oxide / Boron Oxide CAS No 1303-86-2, Find details about China Boron Trioxide, 1303-86-2 from Make Heat-Resistant Glassware Boric Oxide / Boron Oxide CAS No 1303-86-2