ACFTD Discontinuance and the HIAC 8011+ and HIAC PODS+
Air Cleaner Fine Test Dust (ACFTD) was used by the hydraulics industry as a calibration medium for petroleum based liquid particle counters for many years and served as the basis for generating NAS 1638 and ISO 4402 cleanliness codes. Find out what to do now that ACFTD has been discontinued. Hear Bill F. Bars, Senior Applications Scientist, discuss ACFTD discontinuance in regards to the HIAC 8011+ and HIAC PODS+ liquid particle counters.