Over 35 years of innovation in the development of particle size analysis technology...
The Leeds & Northrup Years (1972-1993)
Series 7991 Series 7995 Series 7997 & SVR (Small Volume Recirculator)
UPA150 Series 9300 system - X100 ASVR VSR
The Honeywell Years (1994-1999)
SRA200 UPA250 UPA251 with UAC
The Microtrac Inc. Years (2000-Present)
Series 3000 LVR-AS Series 3500 Turbotrac
Bluewave Zetatrac & Zetrator