1 Chemical preparations for use in industry, namely, biochemical catalysts and biochemical reagents for non-medical purposes; biochemical products for use in industry, namely, biochemical catalysts and biochemical reagents for non-medical purposes; chemical and biochemical products for use in scientific research, namely, chemical preparations for scientific research purposes, biochemical preparations for scientific research purposes, chemical reagents other than for medical or veterinary purposes, chemical preparations for analyses in laboratories, other than for medical or veterinary purposes; chemical and biochemical products for use in the development of pharmaceutical and veterinary preparations and procedures, namely, biochemical catalysts, biochemical reagents for non-medical purposes; all the foregoing are not for use in the fields of oil and gas well drilling