DL-Metionina 99+%
Proveedor: Thermo Scientific
Sinónimos:
(±)-Metionina, H-DL-Met-OH
125650025
125651000
125652500
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ACRO125650025EA
30.7
EUR
ACRO125650025
ACRO125651000
ACRO125652500
ACRO125650010
DL-Metionina 99+%
DL-Metionina
Formula:
C₅H₁₁NO₂S MW: 149,21 g/mol Pto. de fusión: 270…273 °C (desc.) Densidad: 1,34 g/cm³ Temperatura de almacenaje: Nevera |
Número MDL:
MFCD00063096 Núm. CAS: 59-51-8 EINECS: 200-432-1 Índice Merck: 13,06004 |
Resultados test especificaciones
Appearance | White Crystalline powder or crystals |
Infrared spectrum | Conforms |
Loss on drying | ≤0.5 % (1 g, 105°C) |
Sulfated ash | ≤0.1 % |
UV transmittance | ≥95 % (c=10, 2 N HCl, 430 nm) 1 cm cell |
pH | 5.4 to 6.1 (2 % w/v in water) |
Titration with HClO4 | 99.0 to 101.0 % (on dried substance) |
Chloride (Cl) | ≤200 ppm |
Sulfate (SO4) | ≤200 ppm |
Ammonium (NH4) | ≤1000 ppm |
Heavy metals (as Pb) | ≤10 ppm |
Other amino acids | ≤0.2 % (TLC) |
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