N,N-Dimethylformamide ≥99.9%, SPECTRONORM® for spectroscopy
Supplier: VWR Chemicals
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Danger
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Filtered through a 0.2 µm filter, packaged under nitrogen.
VWRC84710.290EA
88
SGD
VWRC84710.290
VWRC84710.320
N,N-Dimethylformamide ≥99.9%, SPECTRONORM® for spectroscopy
N,N-Dimethylformamide
SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.
Formula:
HCON(CH₃)₂ Boiling Pt: 153 °C (1013 hPa) Melting Pt: −60,5 °C Density: 0,949 g/cm³ (20 °C) Flash Pt: 57,5 °C (DIN 51755) (closed cup) Storage Temperature: Ambient |
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 |
Specification Test Results
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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