Benzoic Acid: Acid Yofunika Kwambiri Yachilengedwe komanso Yosungira Zinthu
Minda Yaikulu Yogwiritsira Ntchito
Ntchito zazikulu za benzoic acid zikuphatikizapo kugwiritsidwa ntchito kwake ngati chosungira, chowonjezera acid, gawo la fungo, komanso chapakati pa kapangidwe ka organic. Mu makampani azakudya, benzoic acid ndi chosungira chomwe chimagwiritsidwa ntchito kwambiri chomwe chingalepheretse kukula kwa tizilombo toyambitsa matenda ndikuwonjezera nthawi yosungira chakudya. Nthawi zambiri chimawonjezeredwa ku zakumwa, sosi, jamu, zinthu zokazinga, ndi zakudya zina kuti zitsimikizire kuti zili zotetezeka komanso zokhazikika. Mwachitsanzo, mu zakumwa zokhala ndi carbonated, benzoic acid imaletsa kukula kwa mabakiteriya ndi nkhungu, ndikusunga ubwino wa chakumwacho.
Mu makampani opanga mankhwala, benzoic acid imagwiritsidwa ntchito popanga mankhwala enaake. Imapereka gulu la carboxyl lomwe lingatenge nawo mbali mu organic synthesis reactions kuti lipange maantibayotiki, antipyretic analgesics, ndi mankhwala ena. Kuphatikiza apo, benzoic acid ingagwiritsidwe ntchito kuwongolera pH ya mankhwala, kuonetsetsa kuti ali olimba komanso amapezeka mosavuta. Mwachitsanzo, m'mafuta ena opaka maantibayotiki, benzoic acid imagwira ntchito ngati chotetezera kuti mafutawo asawonongeke.
Mu makampani opanga mankhwala, benzoic acid ndi gawo lofunika kwambiri pakupanga zinthu zachilengedwe. Ingagwiritsidwe ntchito popanga ma ester a benzoic acid, monga benzyl benzoate, omwe amagwiritsidwa ntchito kwambiri m'mafakitale onunkhira ndi zodzoladzola. Benzoic acid ingathenso kupangidwa kuti ipange ethyl benzoate, yomwe imagwiritsidwa ntchito popanga ma polima ndi ma resin. Kuphatikiza apo, benzoic acid imatha kugwira ntchito ngati acidifier mu kapangidwe ka organic, kuwongolera pH ya dongosolo la reaction kuti ilimbikitse zochita zina.
Mu makampani opanga zodzoladzola, benzoic acid imagwiritsidwa ntchito powongolera pH ya zodzoladzola, kuonetsetsa kuti zinthuzo ndi zotetezeka. Ithanso kugwira ntchito ngati fungo, kupereka fungo lapadera ku zodzoladzola. Mwachitsanzo, mu zodzoladzola zina ndi zinthu zosamalira khungu, benzoic acid imagwiritsidwa ntchito ngati chosungira komanso fungo kuti iwonjezere nthawi yogwiritsira ntchito zinthuzo ndikuwonjezera fungo lawo.
Benzoic acid ndi mankhwala otetezeka, koma muyenera kusamala mukamagwiritsa ntchito ndi kusunga. Iyenera kusungidwa mu chidebe chotsekedwa kuti mupewe chinyezi ndi kuipitsidwa. Zipangizo zoyenera zodzitetezera, monga magolovesi ndi magalasi, ziyenera kuvalidwa mukamagwira kuti musakhudze khungu ndi maso.
Mafotokozedwe
| Dzina la Chinthu | Benzoic Acid | |||||||||
| Fomula Yamankhwala | C₇H₆O₂ | |||||||||
| Kulemera kwa Maselo | 122.12 | |||||||||
| Maonekedwe | Ufa woyera wa kristalo | |||||||||
| Malo Osungunuka | 122.41°C | |||||||||
| Malo Owira | 249.2°C | |||||||||
| Kuchulukana | 1.2659 g/cm³ | |||||||||
| CAS NO | 65 - 85 - 0 | |||||||||
| Khodi ya HS | 29163100 | |||||||||
| EINECS NO | 200 - 618 - 2 | |||||||||
| Kugwiritsa ntchito | Mankhwala, zosungira zakudya, mankhwala, ndi zina zotero. | |||||||||
Pepala Lowongolera Ubwino
| Dzina la Chinthu | Benzoic Acid | ||||||
| CHINTHU | ZOFUNIKA ZOSAMALIRA | Zotsatira za Kuyesa | |||||
| Zamkati | ≥99.5% | 99.86% | |||||
| Malo Osungunula | 121-123℃ | 122℃ | |||||
| Chitsulo cholemera monga Pb | ≤10ppm | ||||||
| AS | ≤2ppm | ||||||
| Kuchuluka kwa kloridi monga Cl | ≤0.014% | 0.01% | |||||
| Kuchuluka kwa madzi | ≤0.5% | 0.32% | |||||
| Asidi wa Phthalic | ≤100ppm | ||||||
| Mapeto | Zinthu zonse zili mkati kutsatira mayeso a Food Grade | ||||||
Powombetsa mkota
Mwachidule, benzoic acid, monga asidi wofunikira wachilengedwe komanso wosungira, imagwira ntchito yofunika kwambiri m'mafakitale azakudya, mankhwala, mankhwala, ndi zodzoladzola. Sikuti imangowonjezera kukhazikika ndi chitetezo cha zinthu komanso imathandizira chitukuko cha mafakitale amakono. Ndi kupita patsogolo kwaukadaulo kosalekeza komanso kufunikira kwa mankhwala ogwira ntchito bwino, mwayi wogwiritsa ntchito benzoic acid udzakhala waukulu kwambiri.