NEXT GENERATION IMPACTOR (NGI )
The Next Generation Impactor (NGI), was launched in 2000 and was subsequently accepted into the European Pharmacopoeia as Apparatus E and into the United States Pharmacopeiaas Apparatus 5 and 6 in 2005.
Drawing on their extensive experience, the consortium developed a list of ¡°musts¡± and ¡°wants¡± for the new impactor. The result was an impactor having the following features: