Glacial Acetic Acid ni he tse waa – Nɔ ni haa mɔ tsui nyɔɔ emli kɛ nɔ ni haa mɔ tsui nyɔɔ emli kɛha nibii ni wala yɔɔ mli lɛ ahe nitsumɔ
Sɛɛnamɔi Titrii ni Yɔɔ He
Hetsemɔ ni nɔ kwɔ waa kɛ shifimɔ:
≥99.5% hetsemɔ haa anyɛɔ atsuɔ nii jogbaŋŋ, nibii ni haa mɔ tsui nyɔɔ emli, ni hi jogbaŋŋ kɛha nibii ni afee ni haa mɔ tsui nyɔɔ emli (tamɔ, tsofafeemɔ mli nibii ni yɔɔ teŋgbɛ, nu mli kristalo nibii).
2.Srɔtofeemɔ:
Lab-Grade: Ehi kɛha nibii bibii ni akɛtsuɔ nii jogbaŋŋ kɛ tsɔne he nikasemɔi.
Nitsumɔhei-Grade: Ekɛ pilot-scale kɛ nifeemɔi ni yaa nɔ lɛ kpãa gbee, ni nɔ ni fata he ji microwave reactors kɛ tsɔnei ni haa hewalɛ waa.
Shweshweeshwefeemɔ kɛ sɛɛfimɔ:
Nibii ni akɛwoɔ mli ni akɛ naatsii ewo mli (ni afee ni nɔ ko nɔ ko akatsɔ mli + ni akɛ kɔɔyɔɔ ni bɛ hewalɛ ewo mli) tsiɔ la ni hoɔ kɛ mujiwoo naa, ni ekɛ ISO 14001 shihilɛ mli mlai lɛ kpãa gbee.
Abaanyɛ akɛtsu nii ekoŋŋ kɛtsɔ distillation loo adsorption gbɛi anɔ, ni ebaa jwɛi shi fe 70%.
4.Shika-Sɛɛnamɔ:
Ekɛ acid ni fiteɔ nii (tamɔ, sulfuric acid) yeɔ najiaŋ akɛ acid ni mli wa ni haa nibii fiteɔ nii, ni ehaa nibii ni fiteɔ nii lɛ baa shi.
Ekɛ ionic nu tsuɔ nii koni ekɛha yibiiwoo aya hiɛ ni ekɛ be ni akɛtsuɔ nii lɛ afee kuku.
Nibii ni Akɛtsuɔ Nii
Tsofai:
Ibuprofen ni akɛtsuɔ nii (ni yibiiwoo shɛɔ 98%).
Cefalexin ni akɛtsuɔ nii (halamɔ ni yaa hiɛ kɛ 20%).
Tsofai kpakpai:
Nɔ ni haa mɔ tsui nyɔɔ emli: Adebɔɔ mli nibii ni haa mɔ tsui nyɔɔ emli (tamɔ, isoamyl asetɛt, benzyl asetɛt).
Nibii ni akɛwoɔ mli lɛ ateŋ: Benzoic acid nibii ni jɛɔ mli baa lɛ mli nibii ni haa mɔ he jɔɔ lɛ (nibii ni haa mɔ he jɔɔ lɛ baa shi kɛ 15%).
Polima jeŋ nilee:
Polyester tsofafeemɔ: PET ni kɛ shihilɛ kpãaa gbee kɛtsɔ transesterification nɔ.
Cellulose acetate: Akɛtsuɔ nii yɛ tsofafeemɔ mli atadei kɛ nibii ni akɛwoɔ mli ni nyɛɔ efiteɔ lɛ amli.
Tsofa mlipɛimɔ:
Polar solvent kɛha HPLC mobile fã he saamɔ.
Nɔkwɛmɔnɔ ni akɛfeɔ tsofa: Nibii ni nyɛɛɛ atsɔ mli jogbaŋŋ lɛ amli shwiemɔ (tamɔ, alkaloids, steroids).
Nibii pɔtɛɛ
| Nibii Gbɛi | Glasial Asetik Asid | |||||||||
| Tsofa he gbɛjianɔtoo | C2H4O2 | |||||||||
| Molekular Muji | 60.05 g/mɔl | |||||||||
| Bɔni oyɔɔ | Nu ni mli tse ni bɛ su | |||||||||
| He ni Shãa | 16.6°C | |||||||||
| He ni Shãa | 117.9°C | |||||||||
| Dɛnsiti | 1.0492 g/sm3 | |||||||||
| CAS NO | 64-19-7 | |||||||||
| HS Mlai | 29152110 | |||||||||
| EINECS NO | 200-580-7 | |||||||||
| Aplikashiŋ | Akɛtsuɔ nii yɛ tsofai, niyenii, tsofai, kɛ atadei amli | |||||||||
Wolo ni Kwɛɔ Nɔ ni Hi jogbaŋŋ lɛ Nɔ
| Nibii Gbɛi | Glasial Asetik Asid | ||||||
| NOKO | Nɔ pɔtɛɛ | Sɛɛnamɔ | |||||
| Kromatisiti (yɛ Hazen mli)max | 10 | 10 | |||||
| Asetik Asid ni yɔɔ mli, % min | 99.8 | 99.90 | |||||
| Fɛ̃i ni yɔɔ mli, % max | 0.15 | 0.1 | |||||
| Formik asid mli nibii, % nɔ ni fe fɛɛ | 0.05 | 0.024 | |||||
| Asetaldehaid mli nibii, % nɔ ni fe fɛɛ | 0.03 | 0.01 | |||||
| Nɔ ni eshwɛ yɛ la ni hoɔ lɛ nɔ, % max | 0.01 | 0.003 | |||||
| Dade ni yɔɔ mli (ni damɔ Fe nɔ),% max | 0.0004 | 0.0004 | |||||
| Permanganate be, minitii | 30 | 30 | |||||
Nibii ni akɛwoɔ mli kɛ nitoohe
Lab dalɛ: 500mL/1L glase tsinsii (PTFE tsɔnei ni tsiɔ nii anaa, ni ŋmɔtɔ nyɛɔ eshɛɔ).
Nitsumɔhe dalɛ: 25kg/200L ISO-dade tsɔnei (ni akɛ polyethylene wo mli, ni nyɛɔ efiteɔ).
Tsabaai: Ayɛ 500mL vials mli kɛha sɛɛkuu ni yaa hiɛ waa.
Nitoo Shihilɛi:
Akɛto ≤30°C yɛ tsɛnsii ni la buɔ he lɛ amli; nyɔji 12 ni akɛtoɔ shĩa lɛ mli.
Tsi ohe kɛjɛ nibii ni haa la shãa kɛ nibii ni haa la tsoɔ waa lɛ ahe; atsɔɔ akɛ akɛto tsɔji ni nyɛɔ etswaa lɛ amli.
Ekɛ GHS tsofafeemɔ mligbalamɔ lɛ kpãa gbee; MSDS (Nibii Ahe Shweshweeshwefeemɔ Wolo) ni akɛha.