1 Protein [raw material]; collagen for industrial purposes; enzymes for industrial purposes; animal albumen [raw material]; antioxidants for use in manufacture; biological preparations, other than for medical or veterinary purposes; diagnostic preparations, other than for medical or veterinary purposes; chemical reagents, other than for medical or veterinary purposes; preparations of microorganisms, other than for medical and veterinary use; chemical preparations for scientific purposes, other than for medical or veterinary use