This is a Brand Name requirement for the Vanta C-Series XRF Analyzers & Portable Workstation. Authorized resellers and distributors only. See the attached SOW for the full list of items required to fu... This is a Brand Name requirement for the Vanta C-Series XRF Analyzers & Portable Workstation. Authorized resellers and distributors only. See the attached SOW for the full list of items required to fulfill the order. All correspondence must reference ID 80NSSC26937034Q in the subject line to ensure visibility.