This is a Brand Name or Equal To requirement for the Vanta Element Handheld XRF Analyzer Model S. Authorized resellers and distributors only. See the attached SOW for the full list of items required t... This is a Brand Name or Equal To requirement for the Vanta Element Handheld XRF Analyzer Model S. 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 80NSSC26936980Q in the subject line to ensure visibility.