L-Threonin 98%
Lieferant: Thermo Scientific
ACRO138930050EA
21
EUR
ACRO138930050
ACRO138930250
ACRO138935000
ACRO138931000
L-Threonin 98%
L-Threonin
Formel:
C₄H₉NO₃ Molecular Weight: 119,12 g/mol Schmelzpunkt: 255 °C (Zersetzung) Lagertemperatur: Raumtemperatur |
MDL:
MFCD00064270 CAS-Nummer: 72-19-5 EINECS: 200-774-1 |
Spezifikation Testergebnisse
Appearance | White to off-white Crystalline powder or glistening flakes |
Infrared spectrum | Conforms |
Loss on drying | ≤0.5 % (1 g, 105°C, 3 hrs) |
Sulfated ash | ≤0.1 % |
Solubility | (2.5 % in water) Clear colorless |
Specific optical rotation | -27.6° to -29.0° (20°C, 589 nm) (c=6, H2O) |
Titration with HClO4 | 97.5 to 102.5 % (On dried substance) |
Chloride (Cl) | ≤200 ppm |
Sulfate (SO4) | ≤300 ppm |
Heavy metals (as Pb) | ≤10 ppm |
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