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Puerto Rico
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5-Hydroxy-L-tryptophan 99%
Toxic
5-Hydroxy-L-tryptophan 99%
Certificates
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Toxic
5-Hydroxy-L-tryptophan 99%
Certificates

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Specification Test Results

  • Appearance:
    White to light beige to light grey Powder
  • Infrared spectrum:
    Conforms
  • Water:
    ≤1 % (K.F.)
  • Heavy metals:
    ≤10 ppm
  • Sulfated ash:
    ≤0.3 %
  • HPLC:
    ≤0.2 % (on dry substance) L-trypthophan
  • Specific optical rotation:
    -30.9° to -34.9° (20 °C, 589 nm) (c=1, H2O) (on dry substance)
  • Titration with HClO4:
    98.5 to 101.5 % (On dry substance)
  • Arsenic (As):
    ≤1 ppm

Specification Test Results

Related Information