Light bulbs, reflectors, apparatus for lighting made of borosilicate glass; goods made of borosilicate glass for alarms and their components; glass pipes made of borosilicate glass for heating installations, heat generation plants, the transport of gaseous, liquid and solid substances; pipes for construction purposes, tubings, tubing elements and fittings made of borosilicate glass destined for laboratory purposes

Unworked or semi-worked borocilicate glass for glass machining and processing and for industrial purposes; glassware made of borosilicate glass for household and kitchen utensils, cooking appliances and laboratory purposes; pipes, rods, plates, fittings made of borosilicate glass (not for building purposes); precision tubes for measuring instruments made of glass, utility glass blown, moulded made of borosilicate glass; technical assembly glasses, prestressed safety glasses, inspection glasses made of borosilicate glass

Distillation apparatus, including electrically heated distillation apparatus for water and alcohol, soxhlet apparatus; apparatus for determining melting points; cooling traps, including nitrogen-cooled glass traps for trapping gases in vacuum systems; vacuum flasks; glass tanks; cylindrical jars for storing liquids; glass measuring cylinders; graduated cylinders; measuring flasks; measuring pipettes; volumetric pipettes; burettes; separating funnels

Non-electrical retrofit light reflectors

Thermally prestressed safety glass made of borosilicate glass for inspection glasses, primarily for illumination, heating, cooking, cooling, drying apparatus and other devices