Oakton Instruments 4oakton.com info@4oakton.com (888) 462-5866 Location Address PO Box 5136 Vernon Hills, IL 60061 Mailing Address PO Box 5136 Vernon Hills, IL 60061 Products & Services Winery Equipment Laboratory Equipment/Analyzers/Instruments pH Meters Refractometers (handheld, benchtop, in-line) Update Profile