The professional asbestos test kit is an inexpensive, safe, easy-to-use and reliable method to test for asbestos and get accurate results. The test identifies asbestos fibers to as little as 1% content by weight & is more sensitive than EPA guidelines & utilizes Polarized Light Microscopy (PLM). The kit includes a one sample collection bag, gloves, a pre-paid postage envelope & information form. Additional $40 Lab Analysis Fee Required