n-Pentan ≥99.0%, SPECTRONORM® for spectroscopy
Dodavatel: VWR Chemicals
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Nebezpečí
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Filtered through a 0.2 µm filter, packaged under nitrogen.
84714.290EA
6140
CZK
84714.290
84714.320
n-Pentan ≥99.0%, SPECTRONORM® for spectroscopy
n-Pentane
SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.
Vzorec:
H₃C(CH₂)₃CH₃ Bod varu: 35…36 °C (1013 hPa) Bod tání: –130 °C Hustota: 0,63 g/cm³ (20 °C) Bod vzplanutí: –40 °C Storage Temperature: Ambient |
MDL Number:
MFCD00009498 CAS číslo: 109-66-0 EINECS: 203-692-4 UN: 1265 ADR: 3,II REACH: 01-2119459286-30 Merck Index: 13,07193 |
Výsledky specifikačního testu
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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