N,N-Dimethylformamid 99,9, SPECTRONORM® Spectroscopy
Dodávateľ: VWR Chemicals
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Nebezpečí
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Synonymá:
Formic acid dimethylamide, Formdimethylamide, Dimethylformamide, DMF
Filter 0,2 um_Nitrogen_filled
84710.290EA
155.02
EUR
84710.290
84710.320
N,N-Dimethylformamid 99,9, SPECTRONORM® Spectroscopy
N,N-Dimethylformamid
SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.
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Vzorec:
HCON(CH₃)₂ Mw: 73.09 Teplota varu: 153 Teplota tavenia: –60.5 °C Hustota: 0.949 g/cm³ (20 °C) Teplota vzplanutia: 57.5 °C (DIN 51755) (ot. pohárek) Skladovacia teplota: Ambient |
Číslo MDL:
MFCD00003284 Číslo CAS: 68-12-2 EINECS: 200-679-5 OSN: 2265 ADR: 3 III REACH: 01-2119475605-32 Merck Index: 13,03269 |
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Výsledky špecifikačného testu
| 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% |
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