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Isooktán ≥99.8% (by GC), SPECTRONORM® for spectroscopy

Dodávateľ: VWR Chemicals
Nebezpečí

Synonymá: Isobutyltrimethylmethane, Isooctane, Isobutyltrimethylethane

Filtered through a 0.2 µm filter, packaged under nitrogen.

28776.293EA 206.19 EUR
28776.293 28776.320
Isooktán ≥99.8% (by GC), SPECTRONORM® for spectroscopy
Izooktán

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

Vzorec: (CH₃)₂CHCH₂C(CH₃)₃
Mw: 114.23
Teplota varu: 99.2 °C (1013 hPa)
Teplota tavenia: –107 °C
Hustota: 0.692
Teplota vzplanutia: –12 °C
Skladovacia teplota: Ambient
Číslo MDL: MFCD00008943
Číslo CAS: 540-84-1
EINECS: 208-759-1
OSN: 1262
ADR: 3 II
Merck Index: 13,05212
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Výsledky špecifikačného testu

Purity (GC) min. 99.8%
Acidity max. 0.0002 meq/g
Alkalinity max. 0.0002 meq/g
Evaporation residue max. 0.0002%
Water max. 0.005%
Color max. 10 Hz
Fluorescence (as quinine at 254 nm) max. 1.0 ppb
Fluorescence (as quinine at 365 nm) max. 1.0 ppb
Transmission at 205 nm min. 30%
Transmission at 215 nm min. 65%
Transmission at 220 nm min. 80%
Transmission at 225 nm min. 85%
Transmission at 235 nm min. 90%
Transmission at 245 nm min. 98%
Transmission from 255 nm min. 99%
Absorbance at 205 nm max. 0.52
Absorbance at 215 nm max. 0.19
Absorbance at 220 nm max. 0.10
Absorbance at 225 nm max. 0.07
Absorbance at 235 nm max. 0.05
Absorbance at 245 nm max. 0.01
Absorbance from 255 nm max. 0.004


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