D-Alanin 99+%

Lieferant: Thermo Scientific

172080050 172080250 172081000
ACRO172080050EA 69.5 CHF
ACRO172080050 ACRO172080250 ACRO172081000
D-Alanin 99+%
D-Alanine
Formel: C₃H₇NO₂
Siedepunkt: 189 °C (1013 hPa)
Melting Pt: 278…282 °C (dec.)
Lager Temperatur: Raumtemperatur
MDL Number: MFCD00008077
CAS-Nummer: 338-69-2
EINECS: 206-418-1
Merck Index: 13,00203

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Spezifikation Testergebnisse

Appearance White to off-white Crystalline powder or crystals
Infrared spectrum Conforms
Loss on drying ≤0.2 % (105°C, 3 hrs)
Sulfated ash ≤0.2 %
HPLC ≤1 % (L-content)
UV transmittance ≥95 % (c=10, H2O, 430 nm) 1 cm cell
Specific optical rotation -13.5° to -15.5° (20°C, 589 nm) (c=10, 6 N HCl) (on dry substance)
Titration with HClO4 99.0 to 101.0 % (On dry substance)
Chloride (Cl) ≤0.1 %
Arsenic (As) ≤2 ppm (As2O3)
Heavy metals (as Pb) ≤10 ppm

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