2,2,4-三甲基戊烷 ≥99.8% (by GC), SPECTRONORM® for spectroscopy

供应商: VWR Chemicals
Danger

Synonyms: 异辛烷

Filtered through a 0.2 µm filter, packaged under nitrogen.

VWRC28776.293EA 755 CNY
VWRC28776.293 VWRC28776.320
2,2,4-三甲基戊烷 ≥99.8% (by GC), SPECTRONORM® for spectroscopy
2,2,4-三甲基戊烷

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

分子式: (CH₃)₂CHCH₂C(CH₃)₃
分子量: 114.23 g/mol
沸点: 99.2 °C (1013 hPa)
溶点: –107 °C
密度: 0.692 g/cm³ (20 °C)
闪点: –12 °C
存储条件: Ambient
MDL编号: MFCD00008943
CAS号: 540-84-1
EINECS: 208-759-1
UN号: 1262
ADR: 3 II
Merck Index: 13,05212
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产品技术规格

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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