Chemical test paper; Chemically treated non-medical test strips for calibration of laboratory test equipment; Chemicals for use in purifying water; Litmus paper; Reagent bearing test strips for testing swimming pool water; Test paper, chemical

Audio headphones; Batteries and battery chargers; Calculating machines, data processing equipment and computers; Cell phone cases; Computer hardware and peripheral devices and recorded computer software for data communication and translating and transmitting data sold therewith; Computer network adapters, switches, routers and hubs; Electric connections and connectors; Electrical radio connectors; Fitted plastic films known as skins for covering and providing a scratch proof barrier or protec...