Potassium dicarboxylateke khōlo ea pele eo e seng ea lithibela-mafu e khothalletsang tlatsetso ea lijo e amohetsoeng ke European Union.Ke motsoako oa potassium dicarboxylate le formic acid ka intermolecular hydrogen bond.E sebelisoa haholo ho likolobe tsa likolobe le likolobe tse ntseng li hōla.Liphetho tsa liteko tsa ho fepa li bontšitse hore ho kenyelletsa potassium dicarboxylate lijong tsa likolobe ho ka eketsa boima ba likolobe haholo le ho fokotsa palo ea mafu a bakoang ke tšoaetso ea baktheria.Ho eketsa potassium dicarboxylate lijong tsa likhomo ho ka boela ha ntlafatsa chai ea lebese la likhomo.

Thutong ena, litekanyetso tse fapaneng tsapotasiamo dicarboxylateli ile tsa eketsoa phepong ea protheine e tlase ea Penaeus vannamei, molemong oa ho hlahloba mokhoa o atlehang le o se nang lithibela-mafu o khothalletsang kholo ea kholo ea lithibela-mafu.

Lisebelisoa le mekhoa

1.1 lijo tsa liteko

Sephetho sa phepelo ea liteko le liphetho tsa tlhahlobo ea lik'hemik'hale li bonts'itsoe ho Lethathamo la 1. Ho na le lihlopha tse tharo tsa phepelo tekong, 'me litaba tsa potassium dicarboxylate ke 0%, 0.8% le 1.5% ka ho latellana.

1.2 li-shrimp tsa liteko

Boima ba pele ba 'mele oa Penaeus vannamei e ne e le (57.0 ± 3.3) mg) C. Teko e arotsoe ka lihlopha tse tharo tse nang le likopi tse tharo sehlopheng ka seng.

1.3 litsi tsa phepelo

Setso sa li-shrimp se ne se etsoa ka mekotla ea marang-rang ka litlhaloso tsa 0.8 mx 0.8 mx 0.8 M. likoti tsohle tsa marang-rang li ne li behiloe ka letamong la samente le phallang (1.2 m bophahamo, 16.0 m bophara).

1.4 teko ea ho fepa ea sebopeho sa potassium

Lihlopha tse tharo tsa lijo (0%, 0.8% le 1.5% potassium dicarboxylate) li ile tsa abeloa sehlopha ka seng ka mor'a ho lekanya likotoana tsa 30 / lebokose.Chelete ea phepo e ne e le 15% ea boima ba 'mele ba pele ho tloha letsatsing la 1 ho ea ho la 10, 25% ho tloha letsatsing la 11 ho ea ho la 30, le 35% ho tloha letsatsing la 31 ho ea ho la 40. Teko e ile ea nka matsatsi a 40.Mocheso oa metsi ke 22.0-26.44 ℃ le letsoai ke 15. Ka mor'a matsatsi a 40, boima ba 'mele bo ne bo lekanngoa le ho baloa, le boima.

2.2 liphetho

Ho latela teko ea boima ba li-stocking, boima bo nepahetseng ba stocking e ne e le litlhapi tse 30 / lebokose.Sekhahla sa ho pholoha ha sehlopha sa taolo e ne e le (92.2 ± 1.6)%, 'me sekhahla sa ho pholoha ha sehlopha sa 0.8% sa potassium diformate e ne e le 100%;Leha ho le joalo, sekhahla sa ho pholoha ha Penaeus vannamei se theohile ho (86.7 ± 5.4)%, ha boemo ba tlatsetso bo nyolohela ho 1.5%.Coefficient ea phepelo e boetse e bonts'a mokhoa o ts'oanang.

3 puisano

Tekong ena, ho eketsa potassium diformate ho ka ntlafatsa ka katleho phaello ea letsatsi le letsatsi le lebelo la ho pholoha la Penaeus vannamei.Ho ile ha hlahisoa maikutlo a tšoanang ha ho kenyelletsoa potassium dicarboxylate ho fepa ea likolobe.Ho netefalitsoe hore tlatsetso ea 0.8% ea potassium diformate lijong tsa shrimp tsa Penaeus vannamei e bile le phello e ntle ea ho hola.Roth et al.(1996) e khothalelitse tlatsetso e nepahetseng ea lijo lijong tsa likolobe, e neng e le 1.8% lijong tse qalang, 1.2% lijong tsa ho khoesoa le 0.6% ho holisa le ho qeta likolobe.

Lebaka leo ka lona potassium dicarboxylate e ka khothalletsang khōlo ke hore potassium dicarboxylate e ka fihla tikolohong ea mala e fokolang ea alkaline ka ho fepa mpa ea phoofolo ka mokhoa o feletseng, 'me ka boeona e senyeha ho ba formic acid le formate, e bontšang phello e matla ea bacteriostatic le bactericidal, e etsa hore mala a phoofolo a hlahe " sterile" boemo, ka hona e bonts'a phello e khothalletsang kholo.