Customization: | Available |
---|---|
CAS No.: | 16856-18-1 |
Formula: | 16856-18-1 |
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Package | carton drum with two plastic bags inside |
Net weight | 25KG/Drum |
Storage | Sealed in cool and dry place to avoid moisture and light |
Shelf life | 2 years when properly stored |
Lead time | 1~3 days after confirmation |
Test Items |
Test Specifications |
Test Results |
Test Method |
|
Appearance |
White to yellowish crystalline powder |
yellowish crystalline powder |
Visual |
|
Assay |
L-L-Arginine | 53.5%~55.5% | 54.1% | HPLC |
α- α-ketoglutarate acid |
44.5%~46.5% | 44.9% | HPLC | |
Identification | HPLC | Complies | HPLC | |
Specific rotation[α]D20 | +13.5°~15.5° | +14.3° | USP | |
PH | 3.3~3.7 | 3.4 | USP | |
Loss on drying | ≤0.5% | 0.44% | USP | |
Residue on ignition | ≤0.1% | 0.04% | USP | |
Heavy metals(as Pb) | ≤10ppm | <10ppm | USP | |
Pb | ≤3ppm | <3ppm | AAS | |
Cd | ≤1ppm | <1ppm | USP | |
Hg | ≤0.1ppm | <0.1ppm | AAS | |
As | ≤1ppm | <1ppm | USP | |
Fe3+ | ≤10ppm | <10ppm | USP | |
Cl- | ≤500ppm | <500ppm | USP | |
Residual solvents | EPComplies to EP | Conform | EP | |
Bulk density | 0.38g/ml~0.42g/ml | 0.39g/ml | / | |
Tapped density | ≥0.60g/ml | 0.70g/ml | / | |
Mesh |
30 | 99.9% | 30 mesh screen | |
30~60 | 3.5% | 30&60 mesh screen | ||
60 | 96.4% | 60 mesh screen | ||
Plate count | ≤1000 cfu/g | <1000 cfu/g | USP | |
Yeast&Mold | ≤100 cfu/g | <100 cfu/g | USP | |
E.Coli | Negative | --- | USP | |
Salmonella | Negative | --- | USP | |
Conclusion | Complies to the above-mentioned specifications. |