L(+)-Lysine monohydrate 99%

:39665-12-8

:H₂N(CH₂)₄CH(NH₂)CO₂H·H₂O

:MFCD00151035

:212…214 °C (dec.)

:164.2 g/mol

:Ambient

:200-294-2

Appearance:
White to yellow Crystalline powder or crystals
Infrared spectrum:
Conforms
Water:
9.5 to 11.5 % (K.F.)
Sulfated ash:
≤0.1 %
pH:
9.0 to 10.5 (2.5% in H2O, 25°C)
Specific optical rotation:
+22.0° to +27.0° (20°C, 589 nm) (c=8, 6 N HCl) (On dry basis)
Titration with HClO4:
98.5 to 101.5 %
Chloride (Cl):
≤300 ppm
Sulfate (SO4):
≤200 ppm
Ammonium (NH4):
≤200 ppm
Iron (Fe):
≤10 ppm
Heavy metals (as Pb):
≤10 ppm
Other amino acids:
≤0.5 % (TLC)