| ≥1 piece |
Qihai L-Leucine
Quality Standard: USP/EP/AJI
ISO,GMP/KOSHER Certified
Competitive Prices
Reliable Quality
Qihai L-Leucine Quality Standard: USP/EP/AJI ISO,GMP/KOSHER Certified
Competitive Prices
Reliable Quality
Chemical Name: (S)-2-Amino-4-methylpentanoic Acid
Molecular Formula: C6H13NO2
Molecular Weight: 131.17
Cas No: [61-90-5]
Characteristics: White crystals or crystalline powder. Odorless, slightly bitter taste. Freely soluble in formic acid, sparingly soluble in water, very slightly soluble in ethanol or in ether, dissolves in dilute hydrochloric acid.
Quality Standards: USP25
Packaging and Storage: In 25kgs f iber drum double polyethylene bags inside; Preserve in well- closed containers, at controlled room temperature.
Recommended limit: 2 year.
| Item | USP25 |
| Description | White crystals or crystalline powder |
| Identification | Infrared absorption |
| Specific rotation [a] D 25 ° | +14.9 °- +17.3° |
| PH | 5.5-7.0 |
| Loss on drying | ≤ 0.2% |
| Residue on ignition | ≤ 0.4% |
| Chloride | ≤ 0.05% |
| Sulfate | ≤ 0.03% |
| Iron | ≤ 0.003% |
| Heavy metals | ≤ 0.0015% |
| Organic volatile impurities | Meets the requirements |
| Assay | 98.5-101.5% |
| CAS No.: 61-90-5 | Other Names: L-Leucine | MF: C6H13NO2 |
| EINECS No.: 224-047-3 | FEMA No.: 2003 3391 | Place of Origin: Jiangsu China (Mainland) |
| Type: Nutrition Enhancers, Food Additives | Brand Name: Qihai Chemicals | Model Number: USP |
| white: white |