I-silicon dioxide edliwayo, eyaziwa nangokuthi i-silica yokudla, isetshenziswa kabanzi njenge-anti-caking agent, i-clarifier, kanye ne-stabilizer ezinhlobonhlobo zezimveliso zokudla. Umsebenzi wayo oyinhloko ukuthuthukisa ukwakheka kanye nesikhathi sokugcinwa kwezimpawu, izinongo, kanye neziphuzo ezimpuphu ngokuvimbela ukuminyana nokuqinisekisa izakhiwo ezigeleza ngokukhululeka. Ngenxa yesimo sayo esingasebenzi kanye nokuzinza kwayo okuhle kakhulu, i-silicon dioxide edliwayo iyisengezo esikhethwayo embonini yokudla emhlabeni wonke. Njengesithako esibalulekile, sinomthelela ekwakheni nasekuqinisweni kokudla okucutshunguliweyo ngaphandle kokushintsha ukunambitheka noma okuqukethwe okunomsoco. Ukuqonda indima yayo kusiza abakhiqizi ekuthuthukiseni ukwakheka kokudla ukuze kuvikeleke futhi kwanelise abathengi.

Shandong Zhonglian Chemical Co., Ltd., umkhiqizi ohamba phambili wemikhiqizo ye-silica esezingeni eliphezulu yokudla, ihlinzeka ngezixazululo ezintsha ezenzelwe imboni yokudla. Iphothifoliyo yabo yomkhiqizo ebanzi ihlanganisa izinhlobo ezahlukahlukene ze-silica ezifanele izicelo zokudla ezahlukahlukene, igcizelela ukuphepha, ikhwalithi, kanye nokuthobela amazinga omhlaba. Ngokusebenzisa ubuchwepheshe bokukhiqiza obuthuthukisiwe kanye nezitifiketi ezifana ne-ISO9001 ne-Halal, inkampani iqinisekisa izixhumanisi zokuhlinzekwa ezithembekile kanye nokungaguquguquki komkhiqizo ezimakethe zomhlaba wonke. Ukuze uthole ulwazi olwengeziwe ngeminikelo yabo, vakashela kuImikhiqizo ikhasi.

I-Silicon dioxide ihlolwe kabanzi ngokuphepha yiziphathimandla ezilawulayo, okubandakanya i-European Food Safety Authority (EFSA) kanye ne-U.S. Food and Drug Administration (FDA). Ukungasebenzi kwayo ngokwemvelo kwamakhemikhali kusho ukuthi ayisabelani noma ayichithwa ohlelweni lokugaya lokudla komuntu, okunciphisa ubungozi bokuba yimiphumela enobuthi. Izicelo zihlanganisa imikhiqizo yokudla eyimpuphu, izinto ezisetshenziswa emithini, kanye nezithako zokudla, lapho isebenza njenge-anti-caking agent noma isisizi sokugeleza. Ubungako obusetshenziswa buvame ukuba buphansi kakhulu, ngokuvamile bungaphansi kuka-2% ngesisindo kumafomula. Izivivinyo zokuphepha ziphethe ngokuthi ukudliwa kwe-silicon dioxide edliwayo kula mazinga akubangeli ubungozi obukhulu empilweni kubantu.

Ukuqiniswa kwezimboni zokudla ngezindinganiso eziqinile zokukhiqiza kanye nezilawuli zekhwalithi kunciphisa kakhulu noma yiziphi izinkinga zokungcola noma zokuhlanzeka. I-Shandong Zhonglian Chemical Co., Ltd. ibeka phambili ukuhlanzeka nokuphepha komkhiqizo, igcina izinqubo eziqinile zokuqinisekisa ikhwalithi. Ukuzibophezela kwabo ekubeni obala kanye nokuthobela izimfuneko zomhlaba wonke zokulawula kusekela ukusetshenziswa okuphephile kwe-silicon dioxide ezinhlelweni zokudla. Le mizamo ihambisana nezidingo zemboni zezithako ezisezingeni eliphezulu ezihlangabezana nokulindela kwezokuphepha kwabathengi.

Amabhodi esayensi e-EFSA ahlolisise ukusatshalaliswa kosayizi wezinhlayiya ze-silicon dioxide, okuhlanganisa nokuba khona kwezinhlayiya ezincane kakhulu (nano-sized particles). Nakuba izinto ezincane kakhulu zingase zibe nezinkathazo mayelana nokumuncwa nokusebenzisana komzimba, i-EFSA yagcina ngokuthi i-silicon dioxide edliwayo ayinazinkathazo zokuphepha ekusebenziseni kwayo okugunyaziwe namazinga ayo. Ukusatshalaliswa kosayizi wezinhlayiya kucatshangelwa ekuhloleni ubungozi ukuqinisekisa ukuthi isengezo sihlala singanobuthi futhi singamuncwa umzimba lapho sigwinywa. Ukungabikho kokuchayeka okukhulu emzimbeni kuqinisekisa iphrofayela yokuphepha ye-silicon dioxide edliwayo.

Ngaphandle kwalezi ziphetho, ucwaningo oluqhubekayo luyaqhubeka nokuqapha imiphumela engenzeka yama-nanoparticles ezithasiselweni zokudla. Ukuba khona obala kwezimboni mayelana nedatha yobukhulu bezinhlayiya nezinqubo zokukhiqiza kubalulekile ekuhambisaneni nemithetho kanye nokwethenjwa kwabathengi. I-Shandong Zhonglian Chemical Co., Ltd. itshala kwezobuchwepheshe obuphezulu bokuhlaziya ukuze ihlole imikhiqizo yayo ye-silica, iqinisekise ukusabalala okungaguquki kobukhulu bezinhlayiya okuhlangabezana nezimfuneko zemigomo namakhasimende.

I-Acceptable Daily Intake (ADI) ye-silicon dioxide edliwayo isungulwe yizinhlaka zamazwe ngamazwe ukuze kuqondiswe amazinga aphephile okudliwa. I-EFSA ayisungulanga i-ADI yenombolo ethile kodwa icubungula ukuthi le nto eyengeziwe iphephile uma isetshenziswa ngokwemikhuba emihle yokukhiqiza nangaphakathi kwemingcele elawulwayo. Ngokufanayo, i-Joint FAO/WHO Expert Committee on Food Additives (JECFA) iyakwamukela i-silicon dioxide njengento ephephile, ngaphandle kwe-ADI ethile ngenxa yobuthi bayo obuphansi kanye nokumuncwa okuncane emzimbeni. Ngakho-ke, abathengi bangaqinisekiswa ukuthi ukudla okujwayelekile kuhlala kungaphakathi kwemingcele ephephile.

Abakhiqizi abafana ne-Shandong Zhonglian Chemical baqinisekisa ukuthi imikhiqizo yabo ihambisana nalezi ziqondiso futhi banikeze ukwesekwa kwezobuchwepheshe ukusiza amaklayenti ukuthi alungise amafomula ngaphandle kokudlula amazinga okuncoma. Ubuchwepheshe babo ku-silica esezingeni lokudla buphinde bufinyelele ezixazululweni ezenziwe ngendlela efanele ezilinganisa ukusebenza komsebenzi nokuhambisana nemithetho, kusekela amakhasimende ekugcineni ukuphepha kwekhwalithi yomkhiqizo.

Ubucwepheshe ekutholeni izinto, izinqubo zokukhiqiza, nasekulawuleni ikhwalithi kubalulekile ekugcineni ukwethembana ezithasiselweni zokudla ezifana ne-silicon dioxide edliwayo. Idatha ethembekile mayelana nokuhlanzeka, usayizi wezingxenye, nokungaguquguquki kwamaqoqo okukhiqizayo kufanele ifinyeleleke kubalawuli namakhasimende ngokufanayo. Lobu bucwepheshe buvumela ukuhlola ubungozi, ukubuyekezwa kwemithetho, nokuqinisekisa abathengi. Abaholi bemboni bayakhuthazwa ukuthi babhale futhi babelane ngemininingwane ephelele yokuphepha ukuze baxhase izivivinyo eziqhubekayo zeziphathimandla zesayensi.

I-Shandong Zhonglian Chemical Co., Ltd. ibonisa lokhu ngokuxhumana ngokuvulelekile ngezitifiketi zabo, imininingwane yomkhiqizo, kanye nemibhalo yokuphepha. Iwebhusayithi yabo inikeza ulwazi olubalulekile mayelana namakhono okukhiqiza, izinhlelo zokuqinisekisa ikhwalithi, kanye nemisebenzi yocwaningo. Ngemininingwane eyengeziwe yenkampani, vakashela i-Mayelana Nathi ikhasi. Lokhu kuvuleka kusekela imizamo yokubambisana ukuqinisekisa ukuphepha kwezithako zokudla kanye nokuqanjwa okusha.

Izinhlayiyana ezincane kakhulu ezitholakala ezithasiselweni zokudla sezithole ukuhlolwa okukhulu ngenxa yezici zazo ezihlukile nokusebenzisana okungenzeka emzimbeni. Ngenkathi ubufakazi obukhona busekela ukuphepha kwe-silicon dioxide edliwayo, okuhlanganisa nezingxenye ezincane kakhulu, imboni yokudla iyaqhubeka nokuhlola indima ye-nanotechnology. Izinhlangano ezilawulayo zincoma izindlela zokuqapha kanye nokuchazwa okunemininingwane ukuze kuxazululwe noma yikuphi ukungaqiniseki ekuhlolweni kokuphepha. Lo mbhalo obanzi ugcizelela isidingo sokucwaninga okuqhubekayo kanye nezinhlaka zokulawula eziguquguqukayo.

Abakhiqizi, okubandakanya i-Shandong Zhonglian Chemical Co., Ltd., babamba iqhaza ngokuzikhandla emisebenzini yocwaningo ukuze baqonde kangcono izinto ezisezingeni le-nano. Ukuzibophezela kwabo ekuqanjweni kwezinto ezintsha kuqinisekisa ukuthi izinto ezivelayo ezihlobene nokuphepha zifakwa ekuthuthukisweni komkhiqizo nasekuphathweni kwekhwalithi. Lesi simo esiphambili siqinisa isikhundla sabo njengabahlinzeki abathembekile emakethe yezithako zokudla.

I-silicon dioxide edliwayo ihlala iyisithako sokudla esiphephile nesisebenzayo uma isetshenziswa ngokuhambisana nemihlahlandlela ebekiwe yokulawula. Ukuhlolwa okubanzi yi-EFSA nezinye iziphathimandla kuqinisekisa ubuthi bayo obuphansi kanye nengozi encane kubathengi. Ukuba khona njalo okucacile, ukulawula kwekhwalithi okuqinile, nokuhambisana nemikhuba emihle yokukhiqiza kubalulekile ukugcina leli phrofayili yokuphepha. Indawo eguquguqukayo ye-nanotechnology nokuphepha kokudla kudinga ukubhekwa ngeso elibukhali kanye nokubambisana phakathi kwabakhiqizi, abalawuli, nabacwaningi.

I-Shandong Zhonglian Chemical Co., Ltd. idlala indima ebalulekile ekusekeleni lezi zinhloso zemboni ngemikhiqizo ye-silica esezingeni eliphezulu, ehambisana nemithetho, kanye nokugxila ekuqanjweni kwezinto ezintsha nokuphepha. Ubukhona babo emakethe yomhlaba wonke kanye nezitifiketi zabo zibonisa ukuzibophezela ekugqamaleni. Ukuze uthole izindaba nezibuyekezo ngezimo zemboni kanye nokuqanjwa kwezinto ezintsha zenkampani, vakashela ikhasi le-Izindaba leyo.

Ukuze uthole ukuqonda okujulile ngezengezo zokudla, ubuchwepheshe be-silica, kanye nezinhlaka zokulawula, izihloko eziningana ezihlobene zifanele ukuhlanganiswa. Lokhu kufaka phakathi izicelo ze-nano-silica emithini, intuthuko kubuchwepheshe bokuvimbela ukubambana, kanye nokuvumelanisa komhlaba wonke kwemithetho yezingezo ezisezingeni lokudla. Ngaphezu kwalokho, imininingwane mayelana nokukhiqiza okusimeme kanye nemithelela yezemvelo yokukhiqizwa kwe-silicon dioxide iyathola ukubaluleka.

Hlola i-Ikhaya ikhasi le-Shandong Zhonglian Chemical Co., Ltd. ukuze uthole uhla lwabo oluphelele lwemikhiqizo emisha kanye nezixazululo zemboni eziklanyelwe ukuphepha, ukusebenza, kanye nokusimama ekudleni nakwezinye izimboni.