I-Benzoic Acid: I-Esidi Lebalulekile Yetilwane Nesilondvoloti
Tindzawo Letinkhulu Tesicelo
Ticelo letiyinhloko te benzoic acid tifaka ekhatsi kusetjentiswa kwayo njengekugcina, acidifier, incenye yeliphunga, kanye nekusemkhatsini ekuhlanganisweni kwetilwane. Emkhakheni wekudla, ibenzoic acid yintfo levame kusetjentiswa yekugcina kudla lekungavimbela kahle kukhula kwetintfo letincane futsi kwelule imphilo yeshelufu yekudla. Kuvame kufakwa etinatfweni, emasoso, emajamu, imikhicito lephekiwe, kanye nalokunye kudla kwentela kucinisekisa kuphepha kwako kanye nekusimamisa. Sibonelo, etiphuzweni letine carbonated, ibenzoic acid ivikela kukhula kwemagciwane kanye nesikhunta, kugcina lizinga lesinatfo.
Embonini yemitsi, i-benzoic acid isetjentiswa kukhicita tintfo letisemkhatsini temitsi letsite. Iniketa licembu lelisebentako le carboxyl lelingahlanganyela ekusebentiseni kwekuhlanganiswa kwetilwane kwentela kukhicita ema antibiotics, ema antipyretic analgesics, kanye naleminye imitsi. Ngekwengeta, ibenzoic acid ingasetjentiswa kulawula iPH yekwakheka kwetidzakamiva, kucinisekisa kusimamisa kwayo kanye nekutfolakala kwayo. Sibonelo, kulamanye emafutsa labulala emagciwane lasetulu, i-benzoic acid isebenta njengentfo levikelako kuvikela lamafutsa kutsi angaboli.
Emkhakheni wemakhemikhali, i-benzoic acid iyintfo lebalulekile lesemkhatsini ekuhlanganisweni kwetilwane. Ingasetjentiswa kuhlanganisa ema-ester e-benzoic esidi, njenge-benzyl benzoate, lesetjentiswa kakhulu etimbonini temakha kanye netimonyo. iBenzoic esidi ingaphindze ibe yi ester kwentela kukhicita iethyl benzoate, lesetjentiswa ekuhlanganiseni ema polymers kanye nema resin. Ngetulu kwaloko, ibenzoic acid ingasebenta njenge acidifier ekuhlanganisweni kwetilwane, kulawula iPH yeluhlelo lwekuphendvula kwentela kukhutsata kuphendvula lokutsite.
Embonini yetimonyo, ibenzoic acid isetjentiswa kulawula i-pH yetimonyo, kucinisekisa kusimamisa kanye nekuphepha kwemikhicito. Ingaphindze isebente njengencenye yeliphunga, inikete liphunga lelihlukile kutimonyo. Sibonelo, kulamanye emakha kanye nemikhicito yekunakekela sikhumba, ibenzoic acid isetjentiswa njengentfo yekugcina kanye neliphunga kwentela kwelula imphilo yeshelufu yemikhicito kanye nekutfutfukisa liphunga layo.
iBenzoic acid yikhemikhali lephephile, kepha tinyatselo kumele titsatfwe ngesikhatsi sekusetjentiswa kanye nekugcina. Kufanele igcinwe esitjeni lesivaliwe kwentela kugwema umswakama kanye nekungcola. Tintfo tekuvikela letifanele, njengemagilavu kanye netibuko, kumele tigcotjwe ngesikhatsi sekuphatsa kwentela kuvikela kutsintsana nesikhumba nemehlo.
Tincazelo
| Ligama Lemkhicito | Esidi ye-Benzoic | |||||||||
| Ifomula Yemakhemikhali | C7H6O2 | |||||||||
| Sisindvo Semamolekhyuli | 122.12 | |||||||||
| Kuvela | Impuphu lemhlophe lefana nekristalu | |||||||||
| Liphuzu Lekuncibilika | 122.41°C | |||||||||
| Liphuzu Lekubila | 249.2°C | |||||||||
| Kuminyana | 1.2659 g/sentimitha | |||||||||
| CAS CHA | 65 - 85 -0 | |||||||||
| Ikhodi ye-HS | 29163100 | |||||||||
| CHA | 200 - 618 - 2 | |||||||||
| Sicelo | Emakhemikhali, tintfo letilondvolota kudla, imitsi, njll. | |||||||||
Liphepha Lekulawula Lizinga
| Ligama Lemkhicito | Esidi ye-Benzoic | ||||||
| INTFO | TINCWADZI LETIJWAYELEKILE | IMIPHUMELA YEKUVIVINYWA | |||||
| Kunetiseka | ≥99.5% | 99.86% | |||||
| Indzawo Yekuncibilikisa | 121-123°C | 122°C | |||||
| Insimbi lesindzako njenge Pb | ≤10 emappm | ||||||
| NJENGOBE | ≤2 emappm | ||||||
| Lokucuketfwe yi-Chloride njenge-Cl | ≤0.014% | 0.01% | |||||
| Lokucuketfwe ngemanti | ≤0.5% | 0.32% | |||||
| I-esidi ye-phthalic | ≤ 100 emappm | ||||||
| Siphetfo | Tonkhe tintfo tiku kuhambisana nesivivinyo seLizinga Lekudla | ||||||
Ngalokufishane
Ngalokufishane, ibenzoic acid, njenge esidi lebalulekile yetilwane kanye nekulondvolota, idlala indzima lebalulekile etimbonini tekudla, imitsi, emakhemikhali, kanye netimonyo. Akugcini nje ngekutfutfukisa kusimamisa nekuphepha kwemikhicito kepha kuphindze kusekele kutfutfukiswa kwemboni yesimanje. Ngekuchubeka nekuchubeka kwetebucwepheshe kanye nekukhula kwekufuna emakhemikhali lasebenta kahle, ematfuba ekusebentisa i-benzoic acid atawuba makhulu kakhulu.