Gunshot Residue Kit, GSR-SEM Welding Respirator Kits This Fire Helmet exceeds the

This Fire Helmet exceeds the NFPA 1971

The Honeywell Howard Leight R-33133 Super Leight Corded Pre-Shaped Earplugs is designed to fit almost any ear canal for an all-day wear with comfort

advanced filter media for P100 particulate protection

3M SA-2100LP Combination Dual Airline Back-Mounted Adapter Kit

The DuPont Tyvek 400 TY500SWH0002 Sleeve is composed of flash spun high density polyethylene which creates a unique

Gunshot Residue Kit, GSR-SEM Welding Respirator Kits This Fire Helmet exceeds theGunshot Residue Kit GSR SEM 1 PER BOX This Gunshot Residue Collection Kit for Scanning Electron Microscope Analysis (SEM) is ideal for field use! The Scanning Electron Microscope (SEM) analysis kit consists of metal discs 1. 8" stub, 1. 5" face with an adhesive on them. The discs are dabbed on the hands and the adhesive picks up the gunshot residue particles. The metal discs are then sent to the laboratory. Visible stains do not appear on the hands.