Statistics

  • Active Listings: 12941
  • Pending Listings: 0
  • Todays Listings: 0
  • Total Categories: 32
  • Sub Categories: 620

五氧化二钒属于哪一类危险品?_技术_工程_自 …

2008-12-12 · 目前工业上是以含钒铁矿熔炼钢时所获得的富钒炉渣(含FeO· V2O3)为原料制取V2O5: 先与纯碱反应: 4FeO·V2O3 + 4Na2CO3 + 5O2 8NaVO3 + 2Fe2O3 + …

Alexa Traffic


Listing Links