L-Isoleucine

Description

1. Product Overview

L-Isoleucine is an essential branched-chain amino acid (BCAA) critical for protein synthesis, metabolic regulation, and energy homeostasis in both human nutrition and animal feed formulations. Its primary industrial applications span high-performance sports nutrition, clinical parenteral nutrition, and precision livestock feed to enhance muscle deposition and immune function. The key value proposition lies in its ability to deliver consistent nitrogen retention and metabolic efficiency, reducing overall formulation costs while meeting stringent pharmacopoeia standards—making it a strategically indispensable raw material for health, nutrition, and animal production supply chains.

2. Key Specifications & Technical Characteristics

• Chemical Composition: L-2-amino-3-methylpentanoic acid (C₆H₁₃NO₂), ≥99.0% dry basis

• Purity Grade: USP/EP/BP/FCC compliant (Pharmaceutical & Feed Grade variants available)

• Physical Form: Fine, white to off-white crystalline powder

• Particle Size: 80% through 80 mesh (standard); custom milling available

• Bulk Density: Tapped: 0.55–0.65 g/mL; Loose: 0.40–0.50 g/mL

• pH (5% in water): 5.5–7.0

• Residue on Ignition: ≤0.1%

• Loss on Drying: ≤0.5%

• Heavy Metals (as Pb): ≤10 ppm

• Packaging Options: 25 kg multi-wall kraft paper bags with PE liner; 500 kg and 1,000 kg FIBC (big bags); custom palletization (heat-shrink wrapped)

• Shelf Life: 24 months unopened under recommended storage (cool, dry, away from direct sunlight)

3. Core Industrial Applications

• Animal Feed (Swine, Poultry, Aquaculture): Corrects crude protein imbalances in low-protein diets, reducing nitrogen excretion by 15–20% while improving feed conversion ratio (FCR) by up to 8% compared to DL-methionine or lysine-only supplementation.

• Clinical Nutrition (TPN & Medical Foods): Critical for trauma, burn, and sepsis recovery—promotes muscle protein synthesis with 98% net utilization, outperforming intact protein sources in catabolic patients.

• Sports & Endurance Nutrition: Used in BCAA blends (2:1:1 ratio with leucine and valine) to delay central fatigue; exhibits 30% faster solubility in acidic beverages than competitive branched-chain amino acids.

• Fermentation Media (Biopharma): High-purity grade serves as a nitrogen source for recombinant protein expression (e.g., E. coli and CHO cells), achieving higher cell densities with less ammonia build-up versus peptone-based alternatives.

4. Competitive Advantages

• Quality Consistency: Batch-to-batch variability <2% RSD (relative standard deviation) across purity, particle size, and microbiological limits—verified via ISO 17025-accredited third-party CoA with each shipment.

• Supply Reliability: Dual-sourced production (Asia + Europe) with 50+ MT safety stock held in regional bonded warehouses (Rotterdam, Singapore, Chicago) to mitigate geopolitical or logistics disruptions.

• Logistics Capability: Temperature-controlled container provisioning available; lead time 14–21 days FOB any major port.

• Price Competitiveness: Direct contract manufacturing eliminates 2–3 intermediary margins—landed cost typically 8–12% below market average for equivalent USP-grade material.

• Sustainability: 100% non-GMO fermentation-derived; zero animal or solvent residues; carbon footprint documentation available per request (scope 1–3).

• Technical Support: Full regulatory dossier (Drug Master File Type II, Certificate of Suitability (CEP) for EP grade) and formulation optimization modeling provided pre-contract.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 metric tons (MT) per shipment (mix of grades or packaging allowed, subject to minimum line item of 5 MT per SKU)

• Loading Capacity:

  • 20’ standard dry container: 20 MT net (palletized, 40 x 25 kg bags per pallet, 20 pallets total)

  • 40’ high-cube container: 26 MT net (max due to axle weight limits; floor-loaded FIBC configuration available for 25 MT)

• Incoterms supported: FOB, CIF, CFR, EXW (origin)

• Payment terms: L/C at sight, T/T advance (for qualified buyers), or documentary collection after credit approval

• Lead time for repeat orders: 10 working days from order confirmation (stock availability); 25 days for custom milling or special packaging