L-Valine


Categories:

Bio-Health


Product Type:Amino Acid (Essential Amino Acid) Color:White or off-white Form:Crystalline powder or fine crystals CAS No.:72-18-4

Physical and Chemical Property   

- Molecular formula: C₅H₁₁NO₂  

- Molecular weight: 117.15 g/mol  

- Appearance: White crystalline powder  

- Solubility: Slightly soluble in water (approx. 8.5 g/100 mL at 25°C), practically insoluble in ethanol or ether  

- Melting point: 315°C (decomposes)  

- Specific rotation [α]₂₀ᴅ: +26.6° to +28.8° (c=2, 6N HCl)  

- pH (1% water solution): 5.5 – 6.5  

- Odor: Characteristic slight odor, slightly bitter taste

 

Quality Standard   

Complies with USP, EP, BP, FCC, or AJI standards. Typical specifications:  

- Assay (dry basis): 98.5% – 101.0%  

- Loss on drying: ≤0.5%  

- Residue on ignition: ≤0.1%  

- Chloride (Cl): ≤0.05%  

- Heavy metals (as Pb): ≤10 ppm  

- Arsenic (As): ≤1 ppm  

- Microbial limits: Total plate count ≤1000 cfu/g, yeast & mold ≤100 cfu/g, negative for E. coli and Salmonella

 

Packaging Specifications   

- 25 kg net per paper drum with double food-grade PE liner inside  

- 25 kg net per woven bag with PE liner  

- 1 kg, 5 kg, 10 kg foil bags available upon request  

- Customized packaging (small trial packs or bulk bags) as per customer requirement

 

Storage and Transportation   

- Store in a cool, dry, well-ventilated area  

- Keep tightly sealed in original container, away from strong light, heat, and moisture  

- Stable under normal storage conditions; avoid mixing with acids, bases, or oxidizing agents  

- Transport as non-hazardous chemical; handle with care to avoid bag rupture

 

Usage   

- Essential component in sports nutrition, BCAA formulations (muscle energy, tissue repair, and nitrogen balance)  

- Food and beverage fortification (dietary supplements, energy drinks, infant formulas)  

- Pharmaceutical ingredient in parenteral nutrition and amino acid preparations  

- Animal feed additive to promote growth, improve feed efficiency, and support immune function  

- Cell culture media component for biopharmaceutical production

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