| Classification of Products (CZ-CPA_2025) - level 5 - Category | 
                    20165 | 
                    Other plastics in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39111000 | 
                    Petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes, in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39112000 | 
                    Poly(1,3-phenylene methylphosphonate), in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39119011 | 
                    Poly"oxy-1,4-phenylenesulphonyl-1,4-phenyleneoxy-1,4-phenyleneisopropylidene-1,4-phenylene" in blocks of irregular shape, lumps, powders, granules, flakes and similar bulk forms, whether or not chemically modified | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39119013 | 
                    Poly"thio-1,4-phenylene", whether or not chemically modified, in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39119019 | 
                    Condensation or rearrangement polymerization products, whether or not chemically modified, n.e.s., in primary forms (excl. poly"oxy-1,4-phenylenesulphonyl-1,4-phenyleneoxy-1,4-phenyleneisopropylidene-1,4-phenylene" in blocks of irregular shape, lumps, powders, granules, flakes and similar bulk forms and poly"thio-1,4-phenylene) | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39119092 | 
                    Hydrogenated copolymers of vinyltoluene and alfa-methylstyrene, and copolymer of p-cresol and divinylbenzene, in the form of a solution in N,N-dimethylacetamide containing by weight 50 % or more of polymer, produced by chemical synthesis, in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39119099 | 
                    Polymer and prepolymer plastics produced by chemical synthesis, n.e.s., in primary forms (excl. copolymer of p-cresol and divinylbenzene in the form of a solution in N,N-dimethylacetamide containing by weight >= 50% of polymer, hydrogenated copolymers of vinyltoluene and alfa-methylstyrene, and poly(1,3-phenylene methylphosphonate)) | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39121100 | 
                    Non-plasticised cellulose acetates, in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39121200 | 
                    Plasticised cellulose acetates, in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39122011 | 
                    Non-plasticised collodions and celloidin, in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39122019 | 
                    Non-plasticised cellulose nitrates, in primary forms (excl. collodions and colloidin) | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39122090 | 
                    Plasticised cellulose nitrates, incl. collodions, in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39123100 | 
                    Carboxymethylcellulose and its salts, in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39123920 | 
                    Hydroxypropylcellulose in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39123985 | 
                    Cellulose ethers in primary forms (excl. carboxymethylcellulose and its salts and hydroxypropylcellulose) | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39129010 | 
                    Cellulose esters, in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39129090 | 
                    Cellulose and chemical derivatives thereof, n.e.s., in primary forms (excl. cellulose acetates, cellulose nitrates, cellulose ethers and cellulose esters) | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39131000 | 
                    Alginic acid, its salts and esters, in primary forms | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39139000 | 
                    Natural polymers and modified natural polymers, e.g. hardened proteins, chemical derivatives of natural rubber, n.e.s., in primary forms (excl. alginic acid and its salts and esters) | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    39140000 | 
                    Ion-exchangers based on polymers of heading 3901 to 3913, in primary forms |