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L(+)-Valine 99%

Marques : Thermo Fisher Scientific
Ratings: Ecrire un avis

Total Evaluation: 0
Moyenne des Notes : 0.0 sur 5

Synonyme(s): (S)-(+)-Valine, H-Val-OH

140811000 140815000 140810025 140810250
ACRO140811000EA 133 EUR
ACRO140811000 ACRO140815000 ACRO140810025 ACRO140810250
L(+)-Valine 99%
L(+)-Valine
Formule: C₅H₁₁NO₂
Poids moléculaire: 117.15 g/mol
Point d'ébullition: 217
Point de fusion: 315 °C
Densité: 1.23 g/cm³
Température de stockage: Température ambiante
Numéro MDL: MFCD00064220
Numéro CAS: 72-18-4
EINECS: 200-773-6
Indice Merck: 13,09458

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Résultats des tests de spécification

Appearance White Powder or crystals
Infrared spectrum Conforms
Loss on drying ≤0.3 %
Sulfated ash ≤0.1 %
Specific optical rotation +26.5° to +29.0° (20°C, 589 nm) (c=8, 6 N HCl)
Titration with HClO4 ≥98.5 %
Chloride (Cl) ≤500 ppm
Sulfate (SO4) ≤300 ppm
Ammonium (NH4) ≤200 ppm
Iron (Fe) ≤30 ppm
Heavy metals (as Pb) ≤10 ppm


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