Ụlọ ọrụ mmepụta ihe nri na ọkwa ụlọ ọrụ mmepụta ihe Propionic Acid,
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Acid Propionic, nke a na-akpọkwa propanoic acid, CAS No.79-09-4, usoro molekul CH₃CH₂COOH. Ọ bụ aki oyibo carboxylic nke e ji obere agbụ mee, nke a na-egosi dị ka mmiri mmiri na-enweghị agba, nke nwere isi dị nkọ pụrụ iche. A na-agwakọta ya nke ọma na mmiri, ethanol na ether, nke nwere njirimara kemịkalụ kwụsiri ike n'okpuru okpomọkụ gburugburu.
Ụlọ ọrụ anyị na-enye propionic acid nke ọkwa nri na ọkwa ụlọ ọrụ mmepụta ihe, nke kacha nta dị ọcha nke 99.5%. A na-eji teknụzụ nhazigharị dị elu na-aga n'ihu iji chịkwaa mmiri mmiri, chromaticity, ígwè dị arọ na ihe ndị ọzọ na-adịghị ọcha. A na-anwale otu ọ bụla n'ụlọ nyocha zuru oke ma jikọta ya na COA tupu ebuga ya, na-ahụ na ihe ngosi ndị na-agbanwe agbanwe na-agbaso ihe achọrọ maka mbupụ mba ụwa. Propionic acid nke ọkwa nri na-emezu ụkpụrụ mgbakwunye nri zuru ụwa ọnụ maka iji ya n'ụzọ dị nchebe na ngalaba nri na nri.