Gamma-Aminobutyric Acid (GABA)
Ville: LV, Marupe
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.