Complaint
Product Name: L-Leucine
Molecular Formula: C6H13NO2
Molecular Weight: 131.17
CAS No. 61-90-5
| L-Leucine (fermentation) | CP2020 | EP10 | AJI92 | USP24 | USP43 |
| content | ≥98.5% | 98.5-101.0% | 99.0-100.5% | 98.5-101.5% | 98.5-101.5% |
| acidity | 5.5-6.5 | / | 5.5-6.5 | 5.5-7.0 | 5.5-7.0 |
| Specific rotation [a]D 20 | +14.9°-+16.0° | +14.5°-+16.5° | +14.9°-+16.0° | / | / |
| Specific rotation [a]D 25 | / | / | / | +14.9°-+17.3° | +14.9°-+17.3° |
| Light transmission | ≥98.0% | clear & colorless ≤BY6 | ≥98.0% | / | / |
| chloride | ≤0.02% | ≤0.02% | ≤0.02% | ≤0.05% | ≤0.05% |
| Ammonium salt | ≤0.02% | ≤0.02% | ≤0.02% | / | / |
| Sulfate | ≤0.02% | ≤0.03% | ≤0.02% | ≤0.03% | ≤0.03% |
| Iron salt | ≤10PPM | ≤10PPM | ≤10PPM | ≤30PPM | ≤30PPM |
| Heavy metal | ≤10PPM | / | ≤10PPM | ≤15PPM | / |
| Arsenic | ≤1PPM | / | ≤1PPM | ≤1.5PPM | / |
| Other amino acids | ≤0.5% | / | conforms | / | individual impurities≤0.5% total impurities≤2.0% |
| Ninhydrin active substance | / | Impurity A at 570 nm≤0.8% each impruity ≤0.2% total ≤1.0% | / | / | |
| Loss on drying | ≤0.20% | ≤0.50% | ≤0.20% | ≤0.2% | ≤0.2% |
| Residue on ignition | ≤0.10% | ≤0.10% | ≤0.10% | ≤0.4% | ≤0.4% |
| Organic volatiles | / | / | / | conforms | / |
| Endotoxin | <25EU/g | / | / | / | / |
The professional supplier of food ingredients & additives, SCM Pioneering Co., Ltd is an emerging growth enterprise located in China (Shandong) Pilot Free Trade Zone.
The company was established by a group of experts who have more than twenty years of industry-related experiences, and committed to the development of products that are beneficial to human health and safety.
With our deep knowledge and diligence, together with our associated factories, we would like to provide one-stop sourcing solutions for customers, to save your time and secure your purchasing.
Base everything and anything upon customers' interests and provide quality and value-added services from the date of establishment, SCM Pioneering has a rapid development, with customers in over 25 Countries until 2022, and a variety of high quality food ingredients, like Sweeteners Sucralose, Neotame, Stevia extract, Erythritol, Monk fruit extract, and Nutrition enhancers like Creatine monohydrate, Alpha Lipoic Acid, Coenzyme Q10, L-Glutathione, PQQ.
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