Pakalipano, malonda a mankhwala m'mayiko osiyanasiyana anganene kuti ndi ochititsa chidwi kwambiri
Komabe, makasitomala ambiri amakhumudwitsidwa ndi mtengo wake chifukwa cha ndalama zotumizira.
Monga bizinesi yolimba komanso malonda, timapereka makasitomala athu mtengo wabwino kwambiri wokhudza H acid.
Malinga ndi zomwe mukufuna, mtengo umachokera ku $4.6-$5.1/KG.
Mtengo ndi wovomerezeka mpaka 2020.12.6