N,N-Dimetilformammide ≥99.9%, SPECTRONORM® per spettroscopia
Fornitore: VWR Chemicals
|
Pericolo
|
Synonyms:
DMF
Filtrato a 0,2 µm, confezionato sotto azoto
84710.290EA
139
CHF
84710.290
84710.320
N,N-Dimetilformammide ≥99.9%, SPECTRONORM® per spettroscopia
N,N-Dimetilformammide
SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.
|
Formula:
HCON(CH₃)₂ Peso molecolare: 73,09 g/mol Punto di ebollizione: 153 °C (1013 hPa) Punto di fusione: −60,5 °C Densità: 0,949 g/cm³ (20 °C) Flash Pt: 57,5 °C (DIN 51755) (coppa chiusa) Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00003284 CAS Number: 68-12-2 EINECS: 200-679-5 UN: 2265 ADR: 3,III REACH: 01-2119475605-32 Merck Index: 13,03269 |
|
Risultati del test di specificazione
| Assay (GC) | ≥ 99.9 % |
| Colouration | ≤ 10 APHA |
| Acidity | ≤ 0.0002 meq/g |
| Alkalinity | ≤ 0.0002 meq/g |
| Evaporation residue | ≤ 2 ppm |
| Water (KF) | ≤0.02 % |
| Absorbance (270 nm) | ≤ 0.6 |
| Absorbance (275 nm) | ≤ 0.2 |
| Absorbance (280 nm) | ≤ 0.1 |
| Absorbance (290 nm) | ≤ 0.1 |
| Absorbance (300 nm) | ≤ 0.05 |
| Absorbance (330 nm) | ≤ 0.01 |
| Transmittance (270 nm) | ≥ 25% |
| Transmittance (275 nm) | ≥ 60% |
| Transmittance (280 nm) | ≥ 80% |
| Transmittance (290 nm) | ≥ 80% |
| Transmittance (300 nm) | ≥ 90% |
| Transmittance (330 nm) | ≥ 98% |
Learn more
About VWR
Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...