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N,N-Dimethylformamid ≥99.9%, SPECTRONORM® for spectroscopy

Dodavatel: VWR Chemicals
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Filtered through a 0.2 µm filter, packaged under nitrogen.

84710.290EA 3710 CZK
84710.290 84710.320
N,N-Dimethylformamid ≥99.9%, SPECTRONORM® for spectroscopy
N,N-Dimethylformamid

SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.

Vzorec: HCON(CH₃)₂
Bod varu: 153 °C (1013 hPa)
Bod tání: −60,5 °C
Hustota: 0,949 g/cm³ (20 °C)
Bod vzplanutí: 57,5 °C (DIN 51755) (ot. pohárek)
Storage Temperature: Ambient
MDL Number: MFCD00003284
CAS číslo: 68-12-2
EINECS: 200-679-5
UN: 2265
ADR: 3,III
REACH: 01-2119475605-32
Merck Index: 13,03269
https://digitalassets.avantorsciences.com/adaptivemedia/rendition?id=1ac5c5e9758b6c40ccb0cf127b6a6e1c6d608c64&vid=9a5d4e579e195193602c20d3cb39c89ac9c92cbf&prid=web&clid=SAPDAM

Objednat

Výsledky specifikačního 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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