n-Heptane, Uvasol® for spectroscopy, Supelco®
: Merck
: high purity solvents
:142-82-5
:
:H₃C(CH₂)₅CH₃
:MFCD00009544
:100.20 g/mol
:13,04679
:98.4 °C (1013 hPa)
:–90.6 °C
:0.6838 g/cm³ (20 °C)
:Ambient
:205-563-8
:1206
:3,II
:M-Clarity™ quality level = MQ100
:–4 °C
:GHS02
:GHS08
:GHS07
:GHS09
- Environmentally Preferable:
- Purity (GC):≥ 99.3 %
- Evaporation residue:≤ 0.0002 %
- Water:≤ 0.005 %
- Color:≤ 10 Hazen
- Acidity:≤ 0.0001 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):≥ 20 %
- Transmission (at 210 nm):≥ 55 %
- Transmission (at 220 nm):≥ 80 %
- Transmission (at 228 nm):≥ 90 %
- Transmission (from 245 nm):≥ 98 %
- Absorbance (at 200 nm):≤ 0.70
- Absorbance (at 210 nm):≤ 0.26
- Absorbance (at 220 nm):≤ 0.10
- Absorbance (at 228 nm):≤ 0.05
- Absorbance (from 245 nm):≤ 0.01
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Air condensers
: Lenz Laborglas GmbH & CO.KG