Propionic Acid Ɔman Gyinapɛn (GB Nkyerɛkyerɛmu) .
Ɔman gyinapɛn a ɛfa propionic acid ho no kyerɛkyerɛ sɛnea ɛte no mu pefee: ɛsɛ sɛ ɛyɛ nsu a enni kɔla, ɛda adi pefee a ne hua yɛ yaw, na ɛsɛ sɛ ne kɔla no du gyinapɛn pɔtee bi a wɔde hwɛ kɔla ho (sɛ nhwɛso no, a APHA bo ntra anohyeto pɔtee bi so) na ama wɔahwɛ ahu sɛ ade no di ne hwɛbea pa ho ahwehwɛde ahorow ho dwuma.
Wɔ ahotew ho no, ɔman no gyinapɛn hyɛ sɛ wɔmfa propionic acid a ɛwɔ mu a ɛba fam koraa nyɛ 99.0%. Saa ahwehwɛde a ɛho tew kɛse yi hwɛ hu sɛ propionic acid de adwumayɛ a ɛyɛ den na wotumi de ho to so ma wɔ mfiridwuma mu nneɛma ahorow a wɔyɛ ne nea wɔde di dwuma mu. Nsu a ɛwɔ mu no yɛ ade titiriw a ɛka nneɛma a wɔyɛ no yiyedi; sɛnea gyinapɛn no kyerɛ no, ɛsɛ sɛ wɔhwɛ nsuo a ɛwɔ mu no so wɔ fam 0.5% na amma nsuo a ɛboro soɔ no anhaw ne nnuru ne ne dwumadie. Acidity, sɛ ade titiriw a ɛkyerɛ sɛ ade titiriw no, nso wɔakyerɛ pefee: ɛsɛ sɛ acidity (a wɔda no adi sɛ mass fraction, a wobu akontaa sɛ propionic acid) no hyɛ baabi a wɔakyerɛkyerɛ mu mu na ama wɔahwɛ ahu sɛ aduru no nnuru a ɛyɛ den na ɛyɛ adwuma no di ahwehwɛde ahorow ho dwuma. Wɔato dade a emu yɛ duru ano hye koraa wɔ gyinapɛn no mu—wɔato kɔbere, mercury, ne dade a emu yɛ duru afoforo ano hye wɔ dodow a ɛba fam koraa, a wɔtaa susuw wɔ ppm (afã horow ɔpepem biara mu), na ama wɔahwɛ ahu sɛ ahobammɔ wom sɛ wɔde bedi dwuma wɔ nnuan, nnuruyɛ, ne nnwuma afoforo a ɛyɛ mmerɛw mu.
Ɔman gyinapɛn no nso de ahwehwɛde ahorow a ɛyɛ pɛpɛɛpɛ ma wɔ density ho. Wɔ ɔhyew pɔtee bi mu (sɛ nhwɛso no, 20°C) no, ɛsɛ sɛ density no kɔ fam wɔ baabi a wɔakyerɛkyerɛ mu, a ɛkyerɛ sɛ ebia ade no honam fam su ne gyinapɛn ahorow hyia anaa. Boiling range yɛ ade titiriw foforo a ɛsɛ sɛ wosusuw ho: ɛsɛ sɛ propionic acid nya boiling range a mpɛn pii no ɛyɛ 140°C – 142°C, hwɛ hu sɛ ne hyew a ɛyɛ den ne ne volatility di mfiridwuma ahwehwɛde a ɛne no hyia no ho dwuma. Wɔahyɛ chloride dodow ho mmara denneennen, a gyinapɛn no hwehwɛ sɛ chloride dodow no sua sen ahwehwɛde pɔtee bi (sɛ nhwɛso no, 0.001%) na wɔasiw nkɛntɛnso bɔne a ɛbɛba wɔ nneɛma no yiyedi ne nea wɔde di dwuma akyiri yi so no ano. Dadeɛ a ɛwɔ mu nso wɔ anohyetoɔ a ɛda adi pefee, mpɛn pii no ɛnntra 0.0001%, na wɔakwati dadeɛ nneɛma a ɛka propionic acid kɔla, ne gyinabea, ne ne dwumadie wɔ dwumadie titire bi mu.
Ɛdefa nsuo a ɛtumi nwura mu ho no, ɔman no gyinapɛn hwehwɛ sɛ propionic acid da nsuo a ɛtumi nwura mu yie adi wɔ nsuo a wɔde hyɛ mu pɔtee mu (sɛ nhwɛsoɔ no, ethanol, diethyl ether), na ɛma kwan ma ɛfrafra koraa wɔ nsusuiɛ bi mu ma ɛdi aduruyɛ ahwehwɛdeɛ ho dwuma wɔ dwumadie tebea ahodoɔ mu.

https://www.pulisichem.com/adwumayɛbea-bo-99-5-propionic-acid-cas-79-09-4-propionic-acid-ma-aduan-akorae-aduru/

Shandong Pulisi Chemical Co., Ltd. yɛ adwumakuw titiriw a ɛyɛ mfiridwuma-grade propionic acid a ɛkorɔn wɔ China, a wɔatu wɔn ho ama sɛ wɔde ahotew a ɛkɔ so daa, nneɛma a wotumi de ho to so, ne ano aduru a wɔayɛ ama wiase nyinaa mfiridwuma mu afɛfo bɛma. Wɔyɛ yɛn propionic acid no wɔ GB / T 10615 gyinapɛn a ɛyɛ katee ase, a premium grade ahotew du ≥99.5% ne grade a edi kan wɔ ≥99.0%, a ɛda nsu a ɛba fam, dade a ɛba fam, ne dade a emu yɛ duru dodow a wɔahyɛ so de adi ahwehwɛde ahorow a ɛyɛ den a ɛwɔ dwumadie ahodoɔ a wɔde di dwuma awieeɛ no ho dwuma.
Wɔnam propylene oxidation mfiridwuma a ɛkɔ anim so na ɛyɛe, yɛn propionic acid hwɛ hu sɛ nnuru a ɛyɛ den, ɛtumi nwura mu yiye, na ɛyɛ papa a ɛkɔ so daa batch akyi batch. Ɛyɛ ntamgyinafo titiriw wɔ abɔde a nkwa wom a wɔyɛ, plastic a wɔyɛ, electroplating akwan, aduan ne nnuan a wɔkora so, ne nnuru ne kuayɛ mu nnuru a wɔyɛ mu. Yɛn afie mu quality control laboratory ne testing protocols a ɛkɔ akyiri na ɛboa, na wɔde COA, MSDS, ne nkrataa afoforo a edi mmara a edi mũ ka biribiara a wɔde bɛkɔ no ho na ama ayɛ mmerɛw sɛ wɔde bɛba na wɔde adi dwuma yiye wɔ wiase nyinaa.
Esiane sɛ yɛde mfe pii anya osuahu a yɛde kɔ Asia, Europa, Mfinimfini Apuei, ne akyirikyiri nti, yɛde nneɛma a wɔde kyekyere nneɛma a ɛyɛ mmerɛw, bo a ɛyɛ den, ne nneɛma a wɔde kɔma a wotumi de ho to so a FOB, CIF, ne DDP ka ho ma. Sɛ́ ebia wuhia sɔhwɛ nketewa a wɔkra anaasɛ nneɛma akɛse a wɔde ma pii no, yɛn kuw a wɔatu wɔn ho ama no ayɛ krado sɛ wɔde mfiridwuma mu mmoa a ɛyɛ mmuae ne ɔsom a wɔayɛ ama wo bɛma de adi w’adwuma ahiade soronko ho dwuma.