Pure L-carnitine powder is white crystal or white fine powder, which is easily soluble in water, ethanol and methanol.
L-carnitine tartrate is a stable form of L-carnitine, which promotes the conversion of fat into energy and has no toxic side effects on the human body.
Natural L-carnitine is mostly found in mammalian tissues, and the human body can also synthesize it to meet physiological needs.
Item | Specification | Result |
Standard | According to USP standard | |
Appearance | White crystalline powder | White crystalline powder |
Identification | IR | Positive |
Assay ( Titration) | 98.5%~102.0% | 100.00% |
Appearance of Solution | Clear and Colourless | Clear and Colourless |
Specific rotation | -26.0°~-29° | -27.18° |
PH | 2.3~2.6 | 2.48 |
Loss on drying | ≤0.5% | 0.14% |
Residue on Ignition | ≤0.5% | 0.04% |
Heavy Metals | ≤10ppm | <10ppm |
Arsenic | ≤1ppm | <1ppm |
Cyanide | Absent | Absent |
Lead | ≤3ppm | <3ppm |
Mercury | ≤0.1ppm | <0.1ppm |
Cadmuim | ≤1ppm | <1ppm |
Total Plate Count | ≤1000cfu/g | 30cfu/g |
Yeast & Mold | ≤100cfu/g | <20 cfu/g |
E.Coli | Negative | Negative |
Salmonella | Negative | Negative |
Conclusion: | Complies with USP standard |
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