Imprimer

Éthanol absolute 99,9 GC_ASSAY_METHOD, SPECTRONORM® Spectroscopy

Marques : VWR Chemicals
Ratings: Ecrire un avis

Total Evaluation: 0
Moyenne des Notes : 0.0 sur 5

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Synonyme(s): Ethyl alcohol

92423.260EA 74.6 EUR
92423.260 92423.320
Éthanol absolute 99,9 GC_ASSAY_METHOD, SPECTRONORM® Spectroscopy
Ethanol

Certifications: Meets the requirements of "Specific use spectroscopy" according ACS and Reag. Ph.Eur.


Attention: For duty paid orders in the UK please add DP to the product code.

Formule: C₂H₅OH
Poids moléculaire: 46.07 g/mol
Point d'ébullition: 78.3 °C (1013 hPa)
Point de fusion: –117 °C
Densité: 0.7895 g/cm³ (20 °C)
Point éclair: 12 (closed cup)
Température de stockage: Ambient
Numéro MDL: MFCD00003568
Numéro CAS: 64-17-5
EINECS: 200-578-6
UN: 1170
ADR: 3 II
REACH: 01-2119457610-43
Indice Merck: 12,03806

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Résultats des tests de spécification

Assay (GC) ≥ 99.9 %
Acidity ≤ 0.0001 meq/g
Alkalinity ≤ 0.0001 meq/g
Colouration ≤ 10 APHA
Evaporation residue ≤ 2 ppm
Water ≤ 0.05 %
Absorbance (207 nm) ≤ 0.70
Absorbance (220 nm) ≤ 0.26
Absorbance (235 nm) ≤ 0.10
Absorbance (240 nm) ≤ 0.07
Absorbance (245 nm) ≤ 0.05
Absorbance (from 260 nm) ≤ 0.01
Transmittance (207 nm) ≥ 20 %
Transmittance (220 nm) ≥ 55 %
Transmittance (235 nm) ≥ 80 %
Transmittance (240 nm) ≥ 85 %
Transmittance (245 nm) ≥ 90 %
Transmittance (from 260 nm) ≥ 98 %
Fluorescence (as quinine) (254 nm) ≤ 1.0 ppb
Fluorescence (as quinine) (365 nm) ≤ 1.0 ppb


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