n-Pentan ≥99,0%, SPECTRONORM® für die Spektroskopie

Lieferant: VWR Chemicals
Gefahr

Synonyme: 1,3-DimethylpropanDiethylmethanPentan

Filtriert über 0,2 µm-Filter. Unter Stickstoff abgefüllt.

84714.290EA 218 EUR
84714.290 84714.320
n-Pentan ≥99,0%, SPECTRONORM® für die Spektroskopie
n-Pentan

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

Formel: H₃C(CH₂)₃CH₃
Molecular Weight: 72,15 g/mol
Siedepunkt: 35…36 °C (1013 hPa)
Schmelzpunkt: –130 °C
Dichte: 0,63 g/cm³ (20 °C)
Flammpunkt: –40 °C
Lagertemperatur: Raumtemperatur
MDL: MFCD00009498
CAS-Nummer: 109-66-0
EINECS: 203-692-4
UN: 1265
ADR: 3,II
REACH: 01-2119459286-30
Merck Index: 13,07193

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Spezifikation Testergebnisse

Purity (GC) ≥ 99.0%
Evaporation residue ≤ 0.0002 %
Water ≤ 0.005 %
Color ≤ 10 Hazen
Acidity ≤ 0.0002 meq/g
Alkalinity ≤ 0.0002 meq/g
Fluorescence (as quinine at 254 nm) ≤ 1.0 ppb
Fluorescence (as quinine at 365 nm) ≤ 1.0 ppb
Transmission (at 200 nm) ≥ 50 %
Transmission (at 210 nm) ≥ 70 %
Transmission (at 215 nm) ≥ 85 %
Transmission (at 225 nm) ≥ 95 %
Transmission (from 240 nm) ≥ 98 %
Absorbance (at 200 nm) ≤ 0.30
Absorbance (at 210 nm) ≤ 0.16
Absorbance (at 215 nm) ≤ 0.07
Absorbance (at 225 nm) ≤ 0.02
Absorbance (from 240 nm) ≤ 0.01

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