Specification Test Results

• Synonyms:
  L-2-amino-3-indolepropionic acid; Trp; W; (S)-2-Amino-3-(3-indolyl)propionic acid
• Form:
  White Powder
• Storage:
  Store at room temperature (15 to 30 °C)
• Heavy Metals:
  ≤0,0015%
• Moisture Content:
  ≤0,3%
• Optical Rotation:
  −30° ±10° (c=1, water)
• pH:
  5,5 - 7,0 (1% aq soln)
• Residue on Ignition:
  ≤0,1%