Oxalic Acid ho Nneɛma a Wɔyɛ no Ho Nsɛm
Oxalic acid a wɔsan frɛ no ethanedioic acid no yɛ dicarboxylic acid a ɛyɛ mmerɛw sen biara a ne molecule formula (COOH) 2 ⋅2H2O
Ɛda adi sɛ ahwehwɛ a ɛyɛ adum a enni kɔla na ɛyɛ ade a ɛtaa ba afifide a ɛyɛ nhabannuru mu, na ne fã kɛse no ara wɔ hɔ wɔ potassium anaa calcium nkyene mu, bere a wohu no sɛ acid a enni mu wɔ afifide te sɛ Chinafo krak ne banana mu no. Oxalic acid kakraa bi nso wɔ nnipa nsu mu, na calcium oxalate ne ade titiriw a ɛma nsu mu abo yɛ. Sɛ wɔma oxalic acid ahwehwɛ no yɛ hyew kodu 100.1 °C a, ɛhwere ne nsu a ɛyɛ ahwehwɛ no ma ɛyɛ oxalic acid a nsu nnim, a ne nwene yɛ 189.5 °C. Oxalic acid a nsu nnim no tumi nwura nsu anaa ethanol mu nanso entumi nwura ether mu. Wɔ aduruyɛdan mu no, wobetumi de ɔhyew aporɔw oxalic acid ma ayɛ carbon monoxide mframa.
Oxalic acid yɛ nnuru a ɛho hia a wɔde yɛ nneɛma a wɔde di dwuma wɔ mmeae pii na wɔde di dwuma wɔ nnwuma pii mu. Esiane sɛ nnuruyɛ, nnuru a wɔde kata nneɛma so, ne nneɛma a wɔde kata so nnwuma renya nkɔso na wɔabue amanaman ntam gua nti, ɛho hia kɛse sɛ wɔyɛ nhwehwɛmu na wɔyɛ oxalic acid a wɔyɛ.

Shandong Pulisi Nnuruyɛ Kuw, Ltd. – Oxalic Acid Ho Nsɛm
Shandong Pulisi Chemical Co., Ltd., a wɔde sii hɔ wɔ October 2006 mu na n’adwumayɛbea ti wɔ Zibo, Shandong, yɛ adwumayɛfoɔ a wɔdi kan a wɔde nnuru a wɔde yɛ nneɛma a ɛyɛ papa a wɔde di dwuma wɔ wiase nyinaa. Esiane sɛ wɔde wɔn ho ahyɛ nyansapɛ a ɛne sɛ “wɔde wɔn adwene besi nnuru a ɛyɛ papa nkɔso so” nti, adwumakuw no adan adwumayɛkuw a ɛyɛ adwuma yiye a ɛka R&D, nneɛma a wɔyɛ, aguadi ne nneɛma a wɔde kɔ baabiara bom, a nnwumakuw a ɛka ho a Zibo Anhao Chemical Co., Ltd. ne China Changrui Co., Limited ka ho.
Yɛn oxalic acid (CAS No.: 144-62-7 ma anhydrous, 6153-56-6 ma dihydrate) yɛ ade titiriw, a wɔayɛ sɛnea ɛbɛyɛ a ɛne amanaman ntam gyinapɛn ahorow hyia. Ɛwɔ mfiridwuma mu grade (ahotew ≥96%) ne refined grade (ahotew ≥99.6%) nyinaa mu, yɛn oxalic acid wɔ hɔ sɛ ahwehwɛ a ɛyɛ mmerɛw a enni kɔla (a ɛtaa yɛ dihydrate) a molecule formula C2H2O4·2H2O ne molecule mu duru yɛ 126.07. Ɛda adi sɛ ɛtumi nwura nsuo ne ethanol mu, ɛtumi tew so denneennen, na ɛyɛ acid a ɛdɔɔso—na ɛma ɛyɛ organic dicarboxylic acid a ɛyɛ den sen biara no mu baako.
Wɔahwɛ so denneennen sɛnea ɛbɛyɛ a ɛne ISO 9001:2015 gyinapɛn ahorow hyia na nnwumakuw a wɔwɔ tumi te sɛ German BV agye atom, wɔde yɛn oxalic acid no di dwuma kɛse wɔ nnwuma ahorow pii mu:
Metallurgy: Nneɛma a etu mpɔn a wɔde yi nkannare, dade a ɛho tew ne ade a ɛma dade, kɔbere ne dade afoforo yɛ den.
Adansi: Nneɛma titiriw a wɔde yɛ kɔnkrit a wɔde fra nneɛma ne adansi nneɛma ho adwuma.
Leather industry: Wɔde yɛ bleaching, degreasing ne tanning aboa nhoma.
Nsuo a wɔde yɛ adwuma: Chelating aduru a ɛma nsuo yɛ papa na wɔyi nsenia.
Textile & printing: Bleaching aduru ne dyeing aboafo.
Pharmaceutical & food industries: Wɔde di dwuma wɔ synthesis a nnuruyɛ ntamgyinafo ne aduan additive processing.
Esiane sɛ yɛwɔ adekoradan ahorow a ɛde ne ho wɔ Qingdao, Tianjin, Shanghai hyɛn gyinabea ne Zibo Free Trade Zone nti, yɛhwɛ hu sɛ yɛde nneɛma bɛkɔ wiase nyinaa afɛfo a etu mpɔn. Yɛn nneɛma no atwam REACH, FAMI-QS ne SGS adansedi nkrataa, na wɔde kɔ aman ne mmeae bɛboro 100 wɔ Europa, Amerika, Asia Kesee Fam Apuei, Mfinimfini Apuei ne Asia Mfinimfini. Yɛne nnwumakuo a agye din a PetroChina, CNOOC, Saint-Gobain ne Lafarge ka ho no ayɛ adwumayɛkuo abusuabɔ a ɛyɛ den a ɛbɛkyɛ.
Wɔ Shandong Pulisi Chemical no, yɛde ɔsom a ɛyɛ papa, ahobammɔ ne adetɔfo a wɔde wɔn adwene si so di kan, de oxalic acid ano aduru a wɔayɛ no sɛnea wɔpɛ ma de di mfiridwuma ahiade ahorow ho dwuma wɔ wiase nyinaa.