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L-glutamine is a primary form of the amino acid glutamine, produced mainly in the muscles. It plays a pivotal role in biological processes including protein synthesis, immune function regulation, and the repair of intestinal tissues.
Key Characteristics:



| Items | Limits | Test Results |
|---|---|---|
| Assay | 98.5%~101.5% | 99.8% |
| Description | White crystalline powder | Conforms |
| Sieving Rate | 95%-100% (120 mesh) | 95.7% |
| PH | 4.0~6.0 | 4.28 |
| Specific Rotation | +6.3°~+7.3° | +6.51° |
| Loss on Drying | ≤0.3% | 0.05% |
| Heavy Metals | ≤15ppm | <15ppm |
| Lead (Pb) | ≤3ppm | ≤3ppm |
| Arsenic (As) | ≤1ppm | <1ppm |
| Total Plate Count | ≤1000cfu/g | <1000cfu/g |
| E.Coli | Negative in 10g | Conforms |




1. 25kg standard carton drum packing.
2. 20' container loading rate: 11.25MT with pallet loading.


