n-Heptan 99,30%, SPECTRONORM® für die Spektroskopie
Lieferant: VWR Chemicals
|
Gefahr
|
Synonyms:
n-Dipropylmethan
Filtriert über 0,2 µm-Filter. Unter Stickstoff abgefüllt.
84712.320EA
418
CHF
84712.320
84712.260
n-Heptan 99,30%, SPECTRONORM® für die Spektroskopie
n-Heptan
SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.
Formel:
H₃C(CH₂)₅CH₃ MW: 100,20 g/mol Siedepunkt: 98,4 °C (1013 hPa) Melting Pt: –90,6 °C Dichte: 0,6838 g/cm³ (20 °C) Flash-Pt: −4 °C Lager Temperatur: Raumtemperatur |
MDL Number:
MFCD00009544 CAS-Nummer: 142-82-5 EINECS: 205-563-8 UN: 1206 ADR: 3,II REACH: 01-2119457603-38 Merck Index: 13,04679 |
Spezifikation Testergebnisse
Assay (GC) | ≥ 99,3 % |
Acidity | ≤ 0,0001 meq/g |
Alkalinity | ≤ 0,0002 meq/g |
Colouration | ≤ 10 APHA |
Evaporation residue | ≤ 2 ppm |
Water | ≤ 50 ppm |
Absorbance (200 nm) | ≤ 0,70 |
Absorbance (210 nm) | ≤ 0,26 |
Absorbance (220 nm) | ≤ 0,10 |
Absorbance (228 nm) | ≤ 0,05 |
Absorbance (from 245 nm) | ≤ 0,01 |
Transmittance (200 nm) | ≥ 20 % |
Transmittance (210 nm) | ≥ 55 % |
Transmittance (220 nm) | ≥ 80 % |
Transmittance (228 nm) | ≥ 90 % |
Transmittance (from 245 nm) | ≥ 98 % |
Fluorescence (as quinine) (254 nm) | ≤ 1,0 ppb |
Fluorescence (as quinine) (365 nm) | ≤ 1,0 ppb |
Learn more
About VWR
Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...