Our Verification Domain provides forensic-quality analytical support for suspicious samples and compliance audits. We participate in OPCW proficiency testing and maintain/expand a CWA reference database. We also built the Toxic Industrial Chemicals Verification Mobile App for on-the-ground chemical identification and verification, and deliver tiered training (analytical chemistry, first-responder basics). Deliverables: chain-of-custody plans, QA/QC reports, method validation files, app onboarding and curricula for lab/field teams.