Ethanol (untaxed) ≥99.8%, CHROMASOLV™, gradient grade til HPLC, Riedel-de Haën™

Leverandør: Honeywell Chemicals
Ratings: Ingen bedømmelse

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Ethanol (untaxed) ≥99.8%, CHROMASOLV™, gradient grade til HPLC, Riedel-de Haën™
Ethanol

  • For HPLC and organic synthesis
  • High-purity, multipurpose solvents
  • High lot-to-lot consistency

Formel: C₂H₅OH
Kogepunkt: 78…79 °C (1,013 hPa)
Smeltepunkt: –115 °C
Massefylde: 0,790…0.791 g/cm3 (20 °C)
Flammepunkt: 12 °C
Opbevaringstemperatur: Stue temperatur
MDL Number: MFCD00003568
CAS-nummer: 64-17-5
EINECS: 200-578-6
UN nummer: 1170
ADR: 3,II
REACH: 01-2119457610-43
Merck Index: 12,03806

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Specifikationer Testresultater

Refractive Index n20/D 1.361-1.363
Assay (GC) Min. 99.8 %
Refractive index (n 20/D) 1.361 - 1.363
Density (D 20/4) 0.789 - 0.791
Non-volatile matter Max. 0.001 %
Free acid (as CH₃COOH) Max. 0.005 %
Free alkali (as NH₃) Max. 0.0005 %
Water (Karl Fischer) Max. 0.05 %
Absorbance at 210 nm Max. 1.00
Absorbance at 225 nm Max. 0.26
Absobance at 254 nm Max. 0.02
Absorbance at 300 nm Max. 0.004
Fluorescence (chinin) at 254 nm Max. 1 ppb
Fluorescence (chinin) at 365 nm Max. 1 ppb
HPLC Gradient at 235 nm Max. 5 mAU
HPLC Gradient at 254 nm Max. 2 mAU
zinc (Zn) Max. 5 ppm
application test complying
Vapor Pressure 44.6 mmHg ( 20 °C)
Vapor Density 1.59 (vs air)


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