L-Alanine:
| General Information |
| Products name:L-Alanine |
| CAS NO :56-41-7 |
| EINECS NO: 200-273-8 |
| Molecular formula: C3H7NO2 |
| Molecular weight: 89.09 |
| Appearance: colorless to white crystalline powder, odourless. Has a sweet taste, about 70% of the sucrose sweetness. |
| Solubility:Soluble in water, slightly soluble in ethanol, insoluble in ethanol. With optical activity. |
| USES: used as a preservative, flavor seasoning food and beverage aspects, such as amino acid low-degree wine medicine used for synthesis of amino acid transfusion. |
| Standard: FCCIV USP26 USP28 AJI92 |
| BASIC ANALYSIS | ||||
| Item of Analysis | Specification | Results | Test Methods | |
| Basic Product Information | ||||
| Country of Origin | China | Conform | / | |
| Marker Compounds | ||||
| Assay | >98.5% | 99.2% | HPLC | |
| Organoleptic Data | ||||
| Appearance | Powder | Conform | HE-QCS-1008 | |
| Color | White | Conform | GB/T 5492-2008 | |
| Odor | Characteristic | Conform | GB/T 5492-2008 | |
| Taste | Characteristic | Conform | GB/T 5492-2008 | |
| Process Data | ||||
| Drying Method | Vacuum drying | Conform | / | |
| Physical Characteristics | ||||
| Specific Rotation[α]D25 | +13.7°~+15.1° | +14.5° | / | |
| PH | 5.5~7.0 | 6.1 | / | |
| Particle Size (80 mesh) | 98.0%pass 60mesh | Conform | GB/T 5507-2008 | |
| Moisture | <0.5% | 0.08% | GB/T 14769-1993 | |
| Ash Content | <0.1% | 0.06% | AOAC 942.05, 18th | |
| Chloride | <0.05% | Conform | / | |
| Sulfate | <0.03% | Conform | / | |
| Organic Impurities | No more than 0.5% of any
individual impurity is found; No more than 2.0% of total impurities is found |
Conform | / | |
| Heavy Metals | ||||
| Total Heavy Metals | <15ppm | Conform | USP <231>, method II | |
| Microbiology | ||||
| Total Plate Count | <1,000cfu/g | Conform | AOAC 990.12, 18th | |
| Total Yeast & Mold | <100cfu/g | Conform | FDA (BAM) Chapter 18, 8th Ed. | |
| E. Coli | Negative | Negative | AOAC 997.11, 18th | |
| Salmonella | Negative | Negative | FDA (BAM) Chapter 5, 8th Ed. | |
