Gịnị bụ glacial acetic acid
Gịnị bụ glacial acetic acid,
Glacial acetic acid, glacial acetic acid ọrụ, Ndị na-emepụta glacial acetic acid, glacial acetic acid ojiji na mmetụta,
Nkọwapụta ogo (GB/T 1628-2008)
| Ihe nyocha | Nkọwapụta | ||
| Super ọkwa | Ọkwa mbụ | Ọkwa nkịtị | |
| Ọdịdị | Ihe doro anya na enweghị ihe kwụsịtụrụ | ||
| Agba (Pt-Co) | ≤10 | ≤20 | ≤30 |
| Nyocha % | ≥99.8 | ≥99.5 | ≥98.5 |
| Mmiri % | ≤0.15 | ≤0.20 | -- |
| Formic Acid% | ≤0.05 | ≤0.10 | ≤0.30 |
| acetaldehyde% | ≤0.03 | ≤0.05 | ≤0.10 |
| Ihe fọduru evaporation% | ≤0.01 | ≤0.02 | ≤0.03 |
| Ígwè (Fe)% | ≤0.00004 | ≤0.0002 | ≤0.0004 |
| Permanganate Oge nkeji | ≥30 | ≥5 | -- |
Njirimara physicochemical:
1. Mmiri mmiri na-enweghị agba na dour na-akpasu iwe.
2. Ebe mgbaze 16.6 ℃; esi esi 117.9 ℃; Ebe ọkụ ọkụ: 39 ℃.
3. Mmiri solubility, ethanol, benzene na ethyl ether immiscible, insoluble na carbon disulphide.
Nchekwa:
1. A na-echekwa ya n'ụlọ nkwakọba ihe dị jụụ, ikuku.
2. Debe ọkụ, okpomọkụ. Oge oyi kwesịrị ịnọgide na-enwe okpomọkụ dị elu karịa 16 DEG C, iji gbochie nkwụsi ike. N'oge oge oyi, a ga-edobe okpomọkụ n'elu 16 DEG C iji gbochie / zere ike.
3. Debe ihe mkpuchi ahụ. Ekwesịrị kewapụ ya na oxidant na alkali. Ekwesịrị ịzere ngwakọta n'ụzọ ọ bụla.
4. Jiri ọkụ na-agbawa agbawa, akụrụngwa ikuku.
5. Akụrụngwa na ngwá ọrụ ndị na-amachibido iji ihe dị mfe ịmepụta ọkụ.
6. Ebe nchekwa kwesịrị ịkwado ngwa ngwa ọgwụgwọ mberede na ihe ụlọ kwesịrị ekwesị.
Jiri:
1.Drivative: tumadi ji na synthetising acetic anhydride, acetic ether, PTA, VAC / PVA, CA, ethenone, chloroacetic acid, wdg
2.Pharmaceutical: acetic acid dị ka ihe mgbaze na pharmaceuticalraw ihe, tumadi na-eji maka mmepụta nke penicilin G potas-sium, penicilin G sodium, penicillin procaine, acetanilide, sulfadiazine, na sulfamethoxazole isoxazole, norfloxacin, ciprofloxacin, acetlic acid, nonnispheny, acetlic acid, nonnispheny. , caffeine, wdg.
3.Intermediate: acetate, sodium hydrogen di, peracetic acid, wdg
4.Dyestuff na textile obibi na dyeing:A na-ejikarị eme ihe na-emepụta ihe eji esiji ákwà na akwa akwa, na mbipụta textile and dyeing nhazi.
5. Synthesis amonia: N'ụdị cuprammonia acetate, nke a na-eji eme ihe na-edozi syngas iji wepụ litl CO na CO2.
6. Foto: Onye Mmepụta
7. Eke roba: Coagulant
8. Ụlọ ọrụ ihe owuwu: Igbochi kọnkịta ka ọ ghara ịnwụ anwụ9. Na addtin a na-ejikwa n'ọtụtụ ebe na ọgwụgwọ mmiri, sịnteticfiber, pesticides, plastik, akpụkpọ anụ, agba, nhazi ígwè na ụlọ ọrụ rọba.
Acetic acid (nke a na-akpọkwa acetic acid, glacial acetic acid, ma ọ bụ usoro CH COOH) bụ organic mono acid nke ₃ bụ isi iyi nke acidity na isi ísì dị na mmanya. Acetic acid dị ọcha (glacial acetic acid) bụ mmiri mmiri hygroscopic na-enweghị ụcha nke nwere ebe na-ekpo ọkụ nke 16.7 Celsius C (62 Celsius F) wee ghọọ kristal na-enweghị agba n'elu ike. Ọ bụ ezie na acetic acid bụ acid na-adịghị ike na-adabere n'ikike ya na-ekewapụ na ngwọta mmiri, acetic acid na-emebi emebi na vapors ya na-akpasu anya na imi.
acetic acid, ihe juputara na carboxylic acid nwere carbon carbon abụọ, bụ ihe dị mkpa nke nwere hydrocarbons nwere oxygen. Usoro ihe omimi C2H4O₂, Ọdịdị molekụla Ọdịdị
Ọdịdị molekụla
CH₃COOH dị mkpụmkpụ, HAC bụ ụdị dị mkpụmkpụ. Otu ọrụ nke usoro nhazi bụ otu carboxyl na nọmba CAS bụ 64-19-7. N'ihi na bụ isi ihe na mmanya, nke a makwaara dị ka acetic acid. Na mkpụrụ osisi ma ọ bụ mmanụ ihe oriri, dịka ọmụmaatụ, tumadi n'ụdị esters nke ogige ha; Ọ dị ka acid efu na anụ ahụ, nsị, na ọbara anụmanụ. Mmanya nkịtị nwere 3% ruo 5% acetic acid. Acetic acid bụ mmiri mmiri na-enweghị agba nke nwere isi ísì siri ike. The ikwu molekụla arọ bụ 60.05, na-agbaze ebe bụ 16.6 ℃, na esi ebe bụ 117.9 ℃, ndị ikwu njupụta bụ 1.0492 (20/4 ℃), na njupụta dị elu karịa nke mmiri, refractive index bụ 1.3716. Acid dị ọcha nwere ike ime ihe siri ike dị ka ice n'okpuru 16.6 Celsius C, yabụ a na-akpọkarị ya glacial acetic acid. Soluble na mmiri, ethanol, ether na carbon tetrachloride. Mgbe a na-agbakwunye mmiri na acetic acid, mkpokọta olu na-adị ntakịrị ma njupụta na-abawanye ruo mgbe ọnụọgụ molekụla bụ 1: 1, kwekọrọ na nhazi mono-acid CH3C (OH) ₃, nke a na-agbanyekwu ma gharazi ịgbanwe olu. .
