Cov European Union thiab Tebchaws Meskas Lub Tsev Haujlwm Saib Xyuas Kev Ua Liaj Ua Teb tau hais tias: kev tsim cov gelatin tom qab 3 hnub ntawm kev tso kua qaub, 35 hnub ntawm kev tso tshauv, cov kua gelatin tom qab kev tua kab mob ntawm 138 ℃ rau 4 vib nas this rau cov khoom muaj kev nyab xeeb (piv txwv li tsis muaj BSE). Txawm li cas los xij, peb lub tuam txhab siv cov txheej txheem tsim cov hydrochloric acid leaching nrog qhov concentration ntawm ntau dua 3.5% rau tsawg kawg 7 hnub, kev tso tshauv rau tsawg kawg 45 hnub, thiab cov kua nplaum sterilized ntawm 140 ℃ rau 7 vib nas this.