1 Chemical preparations containing enzymes for scientific purposes, namely, for agricultural, DNA analysis, bio-security, forensic, animal husbandry or livestock purposes; chemical preparations for scientific purposes, namely, for agricultural, DNA analysis, bio-security, forensic, animal husbandry or livestock purposes; diagnostic preparations other than for medical, veterinary, animal husbandry or livestock purposes; chemical reagents for non-medical, animal husbandry or livestock purposes; enzymes and buffers for non-medical purposes, namely, for agricultural, DNA analysis, bio-security, forensic, animal husbandry or livestock purposes; dilution solutions for diluting nucleic acids, namely, solutions used to buffer, dilute or preserve nucleic acids, for non-medical purposes, namely, for agricultural, DNA analysis, bio-security, forensic, animal husbandry or livestock purposes; chemical preparations which facilitate the release of nucleic acids other than for medical, veterinary, animal husbandry or livestock purposes