Melatonin

CAS No.: 73-31-4

C13H16N2O2=232.28

Grade: BR

Content: ≥ 99.0% (TLC or HPLC)

Melting point: 116 ～ 120 ℃

Identification: positive reaction

Loss on drying: ≤ 0.5%

Heavy metal: ≤ 20ppm

Properties: white or off white crystalline powder

Purpose: biochemical research

Saving: RT