2,2,4-Triméthylpentane ≥99.8% (par GC, corrigé de la teneur en eau) pour HPLC, J.T.Baker®
Marques : AvantorTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Danger
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Conditionné sous azote
Formule:
(CH₃)₂CHCH₂C(CH₃)₃ Point d'ébullition: 99,2 °C (1013 hPa) Point de fusion: –107 °C Densité: 0,692 g/cm³ (20 °C) Point éclair: –12 °C Température de stockage: Température ambiante |
Numéro MDL:
MFCD00008943 Numéro CAS: 540-84-1 EINECS: 208-759-1 UN: 1262 ADR: 3,II Indice Merck: 13,05212 |
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Résultats des tests de spécification
For Laboratory,Research,or Manufacturing Use | min. 99.8 % |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 400-280 nm | ≤ 0.01 |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 254 nm | ≤ 0.015 |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 225 nm | ≤ 0.10 |
Ultraviolet Absorbance (1.00-cm cell vs. water) - UV Cut-off, nm | ≤ 205 |
Fluorescence Trace Impurities, measured as Quinine Base - at 450 nm Emission | ≤ 0.3 ppb |
Fluorescence Trace Impurities, measured as Quinine Base - at Emission Maximum for Impurities | ≤ 1.0 ppb |
Assay (by GC, corrected for water) | ≥ 99.8 % |
Residue after Evaporation | ≤ 2.0 ppm |
Titrable Acid (µeq/g) | ≤ 0.3 |
Water (by KF, coulometric) | ≤ 100 ppm |
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