99.5% CAS 75-12-7 Formamide
Formamide 99.5% CAS 75-12-7
-Ọdịdị molekụla
Usoro ihe omimi: HCONH2
Ibu arọ molekụla: 45.041
Njirimara: mmiri mmiri na-enweghị agba na nke transperent, ntakịrị amonia.Ebe mgbaze 2.55 ℃, Ebe esi esi 210-212 ℃ (nke e mebiri emebi na 180 ℃), ebe ọkụ ọkụ154 ℃, ike ndọda 1.1334 (20 ℃).Hygroscopic, miscible na mmiri na ethanol, ntakịrị soluble na benzene, chloroform na ether.
Na-eji: akụrụngwa nke ọgwụ sịntetik, ngwa nri, ịchaji na ndị ọzọ, dịkwa ka ihe mgbaze maka ntụgharị nke eriri sịntetik, nhazi plastik, mmepụta nke ink casein osisi.A na-ejikwa ya dị ka onye na-ahụ maka nhazi akwụkwọ, coagulant nke ịkụ ala mmanụ na ụlọ ọrụ ihe owuwu, onye na-ahụ maka nitriding na ụlọ ọrụ mmepụta ihe, onye na-edozi anụ anụ na ihe mgbaze nke organic njikọ.
Nkwakọ ngwaahịa, nchekwa na njem: 220L plastic drum ma ọ bụ ígwè-plastic composite gbọmgbọm.Ekwesịrị imechi mkpuchi ka ọ ghara ịpụpụ ma zere kọntaktị na mmiri.A na-echekwa ya n'ebe dị jụụ, nke kpọrọ nkụ, pụọ na ọkụ na okpomọkụ.
Nkọwa: Q / 320412 XY204-2008
| Aha ndetu | Ọkwa kacha | Ọkwa mbụ |
| Ọdịdị | Mmiri mmiri na-enweghị agba, na-enweghị adịghị ọcha a na-ahụ anya | |
| Formamide,% ≥ | 99.5 | 99.0 |
| Methanol,% ≤ | 0.15 | 0.30 |
| Chroma, (Pt-Co) Mba .: ≤ | 10 | 20 |
| Mmiri,% ≤ | 0,050 | 0.10 |
| Ọdịnaya iron, ppm ≤ | 0.20 | - |
| Amonia,% ≤ | 0.010 | 0.020 |
| Formic acid,% ≤ | 0.010 | 0.020 |
| Ammonium formate,% ≤ | 0.08 | 0.10 |
Asambodo:
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