HM-free passivation
| By Chemical Engineering
BASF AG (Ludwigshafen, Germany; edlinks.chemengonline.com/6895-548) and voestalpine Stahl GmbH (Linz, Austria; edlinks.chemengonline.com/6895-549) have developed a steel passivation compound that is free of chromium and fluoride. Launched at last month’s…