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NVL Laboratories, Inc. 4708 Aurora Ave 14.Seattle.WA 98103 p 2013 547 0100 i f 206.634.1936 j ww w.nvllabs.com LABS Bulk Asbestos Fibers Anal sis By Polarized Light Microscopy Client: NVL Field Services Division .Batch#: 1715847.00 Address: 4708 Aurora Ave. N. Client Project#:2017-0728 Seattle,WA 98103 Date Received:9/5/2017 Samples Received:9 Attention: Mr.Tanveer Khan Samples Analyzed:9 Project Location: 1111 34th St. Everett,WA 98201 Method: EPA/600/R-93/116 &EPA/600/M4-82-020 • Lab ID: 17087043 Client Sample#: 2017-0728-3-1 Location: 1111 34th St. Everett,WA 98201 Layer 1 of 4 Description: White compacted powdery material Non-Fibrous Materials: Other Fibrous Materials:% Asbestos Type: % Calcareous particles, Binder/Filler Cellulose 2% None Detected ND Layer 2 of 4 Description: Yellow soft mastic Non-Fibrous Materials: Other Fibrous Materials:% Asbestos Type: %o Mastic/Binder, Fine grains Cellulose 3% None Detected ND Layer 3 of 4 Description: White woven fibrous material Non-Fibrous Materials: Other Fibrous Materials:% Asbestos Type: % Binder/Filler Cellulose 78% None Detected ND Layer 4 of 4 Description: Off-white chalky material with paper Non-Fibrous Materials: Other Fibrous Materials:% Asbestos Type: % Gypsum/Binder, Fine grains Cellulose 17% None Detected ND Lab ID: 17087044 Client Sample#: 2017-0728-3-2 Location: 1111 34th St. Everett,WA 98201 Layer 9 of 4 Description: Brown compressed fibrous material with green vinyl surface Non-Fibrous Materials: Other Fibrous Materials:% Asbestos Type: % Binder/Filler,Vinyl/Binder,Mineral grains Cellulose 85% None Detected ND Layer 2 of 4 Description: Yellow soft mastic Non-Fibrous Materials: Other Fibrous Materials:% Asbestos Type:% Mastic/Binder, Fine grains Cellulose 6% None Detected ND Layer 3 of 4 Description: Brown compressed fibrous material with off-white vinyl surface Non-Fibrous Materials: Other Fibrous Materials:% Asbestos Type: % Binder/Filler,Vinyl/Binder, Mineral grains Cellulose 87% None Detected ND Sampled by: Client Analyzed by: Peter Murphy Date:09/06/2017 Reviewed by: Nick Ly Date:09/07/2017 Nick Ly,Technical Director Note: If samples are not homogeneous,then subsamples of the components were analyzed separately.All bulk samples are analyzed using both EPA 600/R-93/116 and 600/M4-82-020 Methods with the following measurement uncertainties for the reported%Asbestos(1%=0-3%,5%=1-9%, 10%=5-15%, 20%=10-30%,50%=40-60%).This report relates only to the items tested. If sample was not collected by NVL personnel,then the accuracy of the results is limited by the methodology and acuity of the sample collector,: This report shall not be reproduced except in full, without written approval of NVL Laboratories,Inc. It shall not be used to claim product endorsement by NVLAP or any other agency of the US Government /7/33 ) page-2-0r13--- .