... of data storageLarge-screen color touch screenKT-2 Laser Particle Counter is designed according to relevant provisions of national standards ... ISO4406,NAS1638,JBT9737.1,SAE749D,GJB420A,GJB420B.DL/T1096 Particle pollution grade standards and two group channel settings ... : 10000p/mL (5% coincidence error)Repeatability: RSD<2%((Particle Counting>5000 particles/ Sample volume)Detection data storage: 100 ...