6. Soldering: 1.Total Dust and Elements – 2 personal samples and field blank (3 samples) 2. Alcohols on 3M 3500 Organic Vapor Monitors (OVM)– Soldering flux and Flux-Off 2 personal samples and field blank (3 samples) 3. Hydrocarbons on separate 3M 3500 OVM – 2-methylpentane, 3-methylpentane, n-hexane, and ethyl acetate 2 personal samples and field blank (3 samples) Epoxy: 1.Crystalline Silica as Quartz from Epoxy Hardener 1 sample and a field blank (2 samples) 2.Talc and Titanium Dioxide from Epoxy Resin 1 sample and a field blank (2 samples) Conformal Coat: 1.Xylene and 2-butanone – Full-shift samples 2 samples and a field blank (3 samples) 2.Xylene and 2-butanone – STEL work task samples 2 samples and a field blank (3 samples) Parts Cleaning: 1. Hydrocarbons on 3M 3500 OVM – 2 samples and a field blank (3 samples) 2.1,1,1,2-tetrafluoroethane on separate 3M 3500 OVM 2 samples and a field blank (3 samples) 3.Sodium carbonate as alkaline dust – 2 samples and a field blank (3 samples) MONITORING PLAN One Day for Site Monitoring Monitoring Equipment – 1. Indoor Air Quality (IAQ) Datalogger Monitoring for CO2, Temp., %RH 2. Quest Calibrated Dosimeters 5 and Sound Level Meter Laboratory Analysis