
L-citrulline is an amino acid found in watermelon. It is also made in the body. The body changes L-citrulline into another amino acid called L-arginine.The name citrulline comes from Citrullus vulgaris, the Latin term for watermelon. Unlike some amino acids, L-citrulline isn't used to make protein, but it might help increase other chemicals the body needs to make protein. It might also help improve blood flow and reduce blood pressure.
1.As an amino acid fortification agent, can be used in a variety of food and drink;
2.Used as corrosion inhibitor and biochemical reagent for electroplating.
3.Used to prepare calcium pantothenate.
4.It can be used for microbiology and biochemistry research.



| Items | Specifications | Results |
| Appearance | White Powder | Complies |
| Identification | Positive | Complies |
| Assay | 98 | 98.5% |
| Ash | ≤5.0% | 2.55% |
| Loss on drying | ≤5.0% | 1.20% |
| Ignition residue | ≤2.0% | 0.25% |
| Heavy metals | ≤10ppm | Complies |
| Pb | ≤2.0ppm | Complies |
| As | ≤2.0ppm | Complies |
| Odor | Characteristic | Complies |
| Particle size | 100%through 80 mesh | Complies |
| Microbioiogical: | ||
| Total of bacteria | ≤1000cfu/g | 100cfu/g |
| Fungi | ≤100cfu/g | Complies |
| Salmgosella | Negative | Complies |
| Coli | Negative | Complies |
| Conclusion | Conform with USP/FCC/E302 specification | |
| Storage condition | Store in cool & dry place, Do not freeze. Keep away from strong light and heat. | |
| Shelf life | 2 years when properly stored | |



















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