Product Price Quantity Subtotal × Extech DO610: ExStik® II DO/pH/Conductivity Kit $0.00 Extech DO610: ExStik® II DO/pH/Conductivity Kit quantity $0.00 × Extech CL207: Chlorine Standard $0.00 Extech CL207: Chlorine Standard quantity $0.00 Update cart Cart totals Subtotal $0.00 Total $0.00 Proceed to quote