trioxide

1.Products include tungstates and molybdates, molybdenum trioxide, and ferro-molybdenum.

网站简介 : Producer of tungsten and molybdenum compounds in China.

2.Pyridine can react with halogens,nitronium fluoroborate, sulfur trioxide, boranes and chromium trioxide to form some useful organic reagents which are introduced briefly in the paper.

吡啶可以和卤素、硝基四氟化盐、三氧化硫、烷及三氧化铬反应，形成一些有的有机试剂。