chemicals for use in industry, science, photography, agriculture, horticulture and in forestry; apparatus for carrying out chemical, biochemical and biological reactions for industrial purposes, and parts and fittings for the aforesaid apparatus; diagnostic preparations and substances, biological preparations, bioreactors and biosensors, all for use in industry, science or in horticulture; cultures and preparations of microorganisms, other than for medical and veterinary use; preparations, substances, discs, plates, holders, housings and supports, all for use in supporting and culturing the aforesaid cultures and preparations of microorganisms; aluminium oxide; filtering materials and filtering substances; separating materials and separating substances; catalytic materials and catalytic substances; all of the aforesaid materials and substances being for use in industry and science