1 Chemical preparations for scientific purposes, other than for medical or veterinary use; enzyme preparations for industrial purposes; reagent paper, other than for medical or veterinary purposes; bacteriological preparations, other than for medical and veterinary use; chemical preparations for analyses in laboratories, other than for medical or veterinary purposes; biological tissue cultures, other than for medical or veterinary purposes; biological preparations, other than for medical or veterinary purposes; preparations of microorganisms, other than for medical and veterinary use; biochemical catalysts; diagnostic preparations, other than for medical or veterinary purposes