Izindlela zokukhiqiza ze- monosodium glutamate : i-hydrolysis, ukuvutshelwa, ukuhlanganiswa nokukhipha.
1. I-Hydrolysis
Isimiso: I-protein eluhlaza i-hydrolyzed nge-asidi ukukhiqiza i-glutamic acid, futhi i-glutamic acid hydrochloride isetshenziswa.
Ine-solubility encane ku-hydrochloric acid. I-Glutamic acid ihlukaniswa futhi ikhishwe, bese-ke
I-monosodium glutamate ilungiswa ngokwelashwa kwe-neutralization.
Izinto ezisetshenziswa amaprotheni ezivamile ekukhiqizeni - gluten, ubhontshisi wesoya, ummbila, njll.
I-Hydrolysis neutralization
Amaprotheni impahla eluhlaza - glutamic acid - monosodium glutamate
2. Ukuvutshelwa
Isimiso:
Izinto ezisetshenziswayo ezinesitashi zifakwa nge-hydrolyzed ukuze kukhiqizwe ushukela, noma i-molasses noma i-acetic acid isetshenziswa ngokuqondile njenge
I-Raw materials: i-glutamic acid yenziwa nge-biosynthetically ngama-bacterium akhiqiza i-glutamic acid, bese ingathathi hlangothi futhi ikhishwe.
Yenza i-MSG.
Izinto zokusetshenziswa ezinesitashi – → utshwala obushukela – → ukuvutshelwa kwe-glutamic acid – → neutralization – → monosodium glutamate
3. Indlela yokwenziwa
Isimiso: i-petroleum cracking gas propylene i-oxidized futhi i-ammoniated ukuze ikhiqize i-acrylonitrile.
I-Cyanidation, i-hydrolysis nokunye ukusabela kukhiqiza i-racemic glutamic acid, bese ihlukaniswa ibe yi-L-glutamic acid,
Ngemuva kwalokho yenziwa i-monosodium glutamate.
I-Propylene → i-oxidation ne-ammoniation → i-acrylonitrile → i-glutamic acid → i-monosodium glutamate
4. Indlela yokukhipha
Isimiso: Thatha imfucumfucu njengempahla eluhlaza, qala ngokubuyisela i-sucrose kumfucumfucu, bese uphinda usebenzise uketshezi olubi.
I-monosodium glutamate yalungiswa nge-hydrolyzing futhi igxile ngendlela ye-alkali, ikhipha i-glutamic acid, bese ilungiselela i-monosodium glutamate.
I-Hydrolysis, i-concentration neutralization, isizinda
I-molasses engcolile - → i-glutamic acid - → i-monosodium glutamate
Isikhathi sokuthumela: Dec-07-2022