L-Citrulline (CAS 372-75-8) is a non-essential amino acid that participates in the urea cycle and in nitric oxide metabolism, appearing as a white crystalline powder with a slightly sweet taste and used in sports nutrition, pharmaceutical and cardiovascular support supplements.
Typical Properties
| Molecular formula | C6H13N3O3 |
|---|---|
| Molecular weight | 175.19 g/mol |
| Appearance | White powder |
| Form | Crystals or Crystalline Powder |
| Color | White |
| Odor | Odorless |
| Melting point | 235.5 °C |
| Density | 1.384 g/cm³ (solid) |
| Water solubility | 200 g/L (20 °C) |
| GHS signal word | Warning · Irritant / harmful |
| HS code | 29241900 |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
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L-Citrulline
Applications
Used in sports nutrition, pharmaceuticals, and cardiovascular support supplements to enhance circulation, endurance, and detoxification.
Safety & Risks
Non-toxic and stable; hygroscopic—keep sealed in dry conditions.
Packaging
Delivered in 25 kg aluminum foil bags or fiber drums. Store cool, dry, and sealed.