1
[ Chemicals for use in the manufacture of cement and concrete; chemicals for use in the manufacture of non-metallic building materials; chemical additives and admixtures for cement and concrete; chemical reagents for scientific use; unprocessed artificial resins; unprocessed plastics for use in the manufacture of non-metallic building materials; adhesives for use in the manufacture of non-metallic building materials and for use in the building industry ]
19
Non-metallic building materials, namely, [ concrete, ] cement [, and clinker; components and additives for the aforementioned products; aggregates for concrete ] ; non-chemical admixtures for cement [ and concrete ]
42
[ Technical consultation in the field of building materials; project engineering and consulting services in the fields of building and civil construction; architectural, engineering and chemistry consultation services in the field of building materials manufacturing and processing; consultation in the manufacture and processing of concrete; conducting chemical surveys ]
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