A Minimum of [200$] is required before checking out.Current cart's total: $137.77 Product Price SKU Quantity Subtotal USB Sound Sensor. USB Sound Sensor. quantity × $86.52 SKU: ESD50202 Subtotal: $86.52 Remove $86.52 ESD50202 USB Sound Sensor. quantity $86.52 Antibiotic Assay Discs - Box of 1000 Antibiotic Assay Discs - Box of 1000 quantity × $0.00 SKU: ESB52406 Subtotal: $0.00 Remove $0.00 ESB52406 Antibiotic Assay Discs - Box of 1000 quantity $0.00 Electrolysis Demonstration Glass Cell Electrolysis Demonstration Glass Cell quantity × $51.25 SKU: ESC54514SP Subtotal: $51.25 Remove $51.25 ESC54514SP Electrolysis Demonstration Glass Cell quantity $51.25 Coupon: Clear shopping cart Update cart Basket totals Subtotal $137.77 Total $137.77 Proceed to checkout Continue shopping