Ndi sodium benzoate

Mankhwala Sodium benzoate zambiri amadziwika monga chakudya zowonjezera (E211), zomwe zimagawidwa mu gulu la mchere; kutetezera. Izi - ndi sodium benzoate. Kunja, pawiri ndi ufa woyera umene uli odorless, kapena kungakhale fungo pang'ono za benzaldehyde.

wothandizila Choyamba chinapezeka mu 1875 ndi katswiri American ndi Hyugo Flekom komanso adapempha m'malo salicylic. Kale mu 1908, sodium benzoate mu United States ankaloledwa kugwiritsa ntchito usawonongeke. usawonongeke ake kanthu zochokera chakuti benzoate ndi sodium amatha kwambiri kusiyiratu ntchito za michere kuti alipo muchipindachi, zimene zimapereka zochita redox, ndipo potero kuchepetsa mphamvu ya yisiti ndi nkhungu bowa. Zimenezi ndi achilendo mchere; kutetezera potaziyamu sorbate ndi sodium wochuluka benzoate. Pali pang'ono pawiri izi masoka zakudya. Mwa awa, mukhoza mwachindunji ndi maapulo, zoumba mpiru, ndi ena.

Mankhwala opangidwa ndi chinthu - C6H5COONa, koma ndi aone kuti pali empirically anachokera.

Monga munthu enaake zakudya, m'kaundula mu gawo chiwerengero (E211), sodium benzoate wavomerezedwa ntchito m'mayiko osiyanasiyana, kuphatikizapo ku Russia. Akatswiri mu nthawi anapatsidwa ndi kukambirana yogwira pa ngozi thanzi la zinthu zimene zimagwira monga ndi sodium benzoate, ndi ena nsalu imodzi. mfundo ndi yakuti anapatsidwa umboni wa sayansi mavuto amene bwino zimayamba ndi zinthu mogwirizana ndi utoto benzoate E110, E104, ndi ena.

Chimagwiritsidwa ntchito kupanga mafakitale, makamaka makampani chakudya. Apa ntchito yosungira nyama ndi nsomba katundu, margarine, mitundu yosiyanasiyana ya mayonesi ndi ketchup. Ngati ntchito ya benzoate ndi sodium mu zakudya zomwe zili mu zake zikuchokera vitamini C, mogwirizana ndi iwo chingayambitse oopsa woipa mkulu wa carcinogen benzene.

Monga usawonongeke, sodium benzoate ntchito popanga zodzoladzola ndi kukonzekera mankhwala. Zikatero, ndi mbali ya expectorants ndi mankhwala ena kuphatikiza cholinga chotere.

Kufalitsa ntchito benzoate soda ndi zolinga luso. Mwachitsanzo, mu ndege izo ntchito monga mbali yaikulu ya zokutira kuti atiteteze kwa mavuto a m'madera osiyanasiyana ndege airframe zopangidwa ndi zitsulo zotayidwa. Komanso, ntchito ngati plating m'mafakitale zosiyanasiyana kugwirizana ndi ndondomeko imeneyi.

Pyrotechnic zinthu cholinga lagona umatha muoneke kulira Roketi kuvula.

Mu 1999, wasayansi P. Piper mu imodzi mwa ntchito ake anamuuza kuti benzoate, pansi kanthu kwa maselo yisiti zingachititse otchedwa "nkhawa zobwera chifukwa cha okosijeni". Iwo anali ananenanso za kukhalapo kwa chinthu mutagenic ntchito, zomwe ndi anagawira makamaka DNA munthu. Apa m'pofunika kuti malo amene Piper kufufuza osati monga machitidwe a benzoate sodium, komanso zidulo zina organic, amene ntchito ngati mchere; kutetezera.

Kenako wasayansi ananena kuti mavuto akhoza kugwirizana ndi kukhalapo kwa benzoate, kugwirizana ndi chiopsezo cha matenda Parkinson.

Malinga ndi zimene WHO anauyamba CICAD26 cha 2000, maphunziro osiyanasiyana chikhalidwe cha chikoka ndi sodium benzoate anthu anasonyeza bata pawiri lapansi. Komabe, bukuli limanena kuti milandu kumachitika chifuwa khungu (dermatitis), komanso imathandiza mphumu.