n-Heptaani ≥99% (by GC), CHROMASOLV™ for LC-MS, Riedel-de Haën™
Toimittaja: Honeywell Chemicals
|
Vaara
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34999-1LEA
175.9
EUR
34999-1L
34999-2.5L
n-Heptaani ≥99% (by GC), CHROMASOLV™ for LC-MS, Riedel-de Haën™
n-Heptaani
- For LC-MS and LC-UV trace metals analysis
- HPLC / UV-VIS quality control
- Low gradient baseline drift
- Low levels of trace metals
- No non-volatile impurities
Kaava:
H₃C(CH₂)₅CH₃ MW: 100,2 g/mol Kiehumispiste: 98,2 - 98.4 °C Sulamispiste: -90,5 °C Tiheys: 0,69 g/cm³ (15 °C) Leimahduspiste: -4 °C Storage Temperature: Huoneenlämpö |
MDL numero:
MFCD00009544 CAS-numero: 142-82-5 EINECS: 205-563-8 UN: 1206 ADR: 3,II Merck Index: 13,04679 |
Testitulosten erittely
Vapor Density | 3.5 (vs air) |
Assay (GC) | Min. 99 % |
Non-volatile matter | Max. 0.0005 % |
Water (Karl Fischer) | Max. 0.01 % |
Free acid (as CH₃COOH) | Max. 0.001 % |
Free alkali (as NH₃) | Max. 0.0005 % |
Calcium (Ca) | Max. 0.00001 % |
Potassium (K) | Max. 0.00001 % |
Magnesium (Mg) | Max. 0.00001 % |
Sodium (Na) | Max. 0.00001 % |
Transmittance at 200 nm | Min. 20 % |
Transmittance at 220 nm | Min. 80 % |
Transmittance from 245 nm | Min. 98 % |
Fluorescence (chinin) at 254 nm | Max. 1 ppb |
Fluorescence (chinin) at 365 nm | Max. 1 ppb |
Suitability for HPLC-MS | complying |
Refractive Index | n20/D 1.387 (lit.) |
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