The GSR-AA/SEM (C) Collection Kit, featuring 4 stubs and 12 swabs in a case of 10, is a comprehensive solution designed for efficient and accurate forensic investigations. This combination kit is engineered to streamline the process of gunshot residue (GSR) analysis, enabling your crime laboratory to conduct a rapid preliminary screening using Atomic Absorption (AA). If further investigation is required, the kit facilitates a more definitive and detailed analysis through Scanning Electron Microscopy (SEM). Ideal for law enforcement agencies, forensic labs, and crime scene investigators, this GSR Collection Kit is a crucial tool in the pursuit of justice, offering precision, reliability, and ease-of-use in one comprehensive package.