Kua arotahi hoki mātou ki te whakapai ake i te whakahaere taonga me te tikanga QC kia mau tonu ai te painga nui i roto i te umanga whakataetae nui mō te Kounga Whakahekenga Kounga 99% Propionic Acid CAS 79-09-4. Hei whakapai ake i te tipu o te mākete, ka tono mātou ki ngā tāngata me ngā kaiwhakarato hihiri kia uru mai hei kaihoko.
Kua aro nui hoki mātou ki te whakapai ake i te whakahaere taonga me te tikanga QC kia mau tonu ai te painga nui i roto i te umanga whakataetae nui. Hei kaimahi mātau, auaha, hihiri hoki, ko mātou te kawenga mō ngā āhuatanga katoa o te rangahau, te hoahoa, te hanga, te hoko me te tohatoha. Mā te ako me te whakawhanake i ngā tikanga hou, ehara i te mea ko te whai i ngā tikanga hou anake, engari ko te ārahi hoki i te umanga ahua. Ka whakarongo pai mātou ki ngā urupare a ō mātou kiritaki, ā, ka tukuna atu he whakawhitiwhiti kōrero inamata. Ka rongo tonu koe i tō mātou tohungatanga me te ratonga aro nui.
I muri i te whiwhinga o te propanol, ka pāngia anō e te waikura hei hanga i te propionaldehyde, he hua takawaenga i roto i te waikura o te propanol. Ko te whārite matū mō tēnei tauhohenga ko:
CH3CH2CH2OH + [O] → CH3CH2CHO + H2O
Muri iho, ka whakakōkīhia te propionaldehyde ki te waikawa propionic. Ko te tikanga ka whakakōkīhia tēnei taahiraa i raro i te hau hāora mā te whakamahi i ngā whakakōkī konganuku rangatira pērā i te rhodium, te palladium rānei. Ka whakakōkīhia te propionaldehyde ki te waikawa propionic i raro i te mahi a te whakakōkī i roto i te hau hāora, me te whārite matū penei:
2CH3CH2CHO + O2 → 2CH3CH2COOH