[Cat# ASB-VREF-AM-CH] Verified Slide w relocatable field grid, Amosite + Chrysotile with counts 1 of ea.

This is a combination of 2 slides (set) , one with Amosite and one with Chrysotile fibers.

These verified slides are examined by experienced analysts and the location and number of fibers in designated fields are recorded in simple line drawings that accompany each slide.