3912: Cellulose & its chemical derivatives nes in primary forms

391211: Cellulose acetates, non-plasticised 391212: Cellulose acetates, plasticised 391220: Cellulose nitrates (incl collodions) 391231: Carboxymethylcellulose and its salts 391239: Cellulose ethers nes, in primary forms 391290: Cellulose derivatives nes, in primary forms 3912: Cellulose & its chemical derivatives nes in primary forms