plastic articles used in laboratories, in the pharmaceutical, biotechnology and chemical processing industries, and in industrial manufacturing plants, namely, carriers for semiconductor wafers and substrates and handles therefor, storage boxes and covers for semiconductor wafers and substrates, shipping containers and handling trays for semiconductor wafers and photoplates; semiconductor wafer, chip and photoplate indentifying materials, namely, clip-on identification tags and identification tags for trays, carrier holding trays, photoplate carriers, adjustable carriers, semiconductor wafer carriers and trays; carriers for magnetic storage disks, storage boxes and covers and shipping containers for magnetic storage disks; laboratory equipment, namely, graduated measuring containers, baskers, liquid storing pans, vacuum probes, gauge protectors, automatic valves, and solenoid valves; detection equipment, namely, sensors, control modules, control modules that have data storage capability, modules that have data processing capabilities for the presence or absence of fluids in processing environments; bar code tags, tracking and reading equipment, namely, sensors, control modules, control modules that have data storage capabilities, modules that have data processing capabilities, bar code readers, radio frequency tags and equipment, namely, tag readers, tag writers, presence sensors, control modules, control modules that have storge capabilities, modules that have data processing capabilities

plastic tubes and pipes, plastic connectors and fittings for tubes and pipes, namely, unions, reducers, male connectors, tees, elbows, panel mounts, caps, plugs, nipples, ferrule nuts and plubs, barb fittings, and tube to pipe adapters, and tube to barrel connectors, all for general industrial use

Plastic spray nozzles and plastic fasteners, namely, screws, nuts, and bolts; and manually operated plastic valves, plastic barrels for storing and dispensing chemicals, plastic liners for barrels for storing and dispensing chemicals, plastic spring operated check valves