Gamma-Aminobutyric Acid (GABA)
City: LV, Marupe
Please avoid sudden changes in temperature and humidity, as they may affect the condition of derivative ingredients and tablets.
The shelf life begins from the date of manufacture at the factory.
Taking into account logistical and transportation stages, the remaining shelf life of the product is always shorter than the full shelf life.
We ship products to our customers with a remaining shelf life of no less than 70%.
Physical & Chemical Characteristics
Analysis Item | Specification | Result |
Appearance | White crystals or crystalline powder | White crystalline powder |
Identification | As per AJ192 | Conforms |
Assay | 99.0%–101.0% | 99.7% |
Transmittance | ≥98.0% | 98.8% |
Chloride (Cl) | ≤0.020% | <0.020% |
Ammonium (NH₄) | ≤0.020% | <0.020% |
Sulfate (SO₄) | ≤0.048% | <0.048% |
Iron (Fe) | ≤30 ppm | <30 ppm |
Loss on Drying | ≤0.50% | 0.12% |
Residue on Ignition | ≤0.10% | 0.06% |
pH Value | 7.0–8.0 | 7.20 |
Other amino acids | Not detectable | Conforms |
Heavy Metals
Analysis Item | Specification | Result |
Lead (Pb) | ≤10 ppm | <10 ppm |
Arsenic (As₂O₃) | ≤2 ppm | <2 ppm |
Microbiological Tests
Analysis Item | Specification | Result |
Total Plate Count | ≤1000 CFU/g | <1000 CFU/g |
Yeast & Mold | ≤100 CFU/g | <100 CFU/g |
Coliforms | In 25 g n.d. | Conforms |
Salmonella | In 25 g n.d. | Conforms |
Staphylococcus aureus | In 25 g n.d. | Conforms |
Escherichia coli | Negative | Conforms |
Conclusion: This product meets the requirements of AJ192 standard, so it is a qualified product.