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L-Lysine

L-Lysine

L-Lysine HCl

(Powder, Tablets, Capsules, and Custom Granules)

Parameter Specification
Chemical Name (S)-2,6-Diaminohexanoic acid hydrochloride
CAS Number 657-27-2
Molecular Formula C6H14N2O2 · HCl
Molecular Weight 182.65 g/mol
Specification 98.5% – 101.5% (L-Lysine HCl)
Test Method Titration / HPLC
Packaging 25 kg multi-layer paper bags with food-grade PE liner. Custom packaging available.
Main Applications Animal Feed, Human Nutrition, Pharmaceuticals, Cosmetics

Essential Amino Acid. Uncompromised Purity. Industrial Scale.

SRBio L-Lysine is an essential amino acid produced through advanced fermentation technology. We bridge the gap between massive Chinese industrial capacity and rigorous pharmaceutical-grade precision, delivering a consistently pure, highly bioavailable L-Lysine HCl for the global animal nutrition, human health, and pharmaceutical industries.

Uncompromising Quality: SRBio’s Manufacturing Excellence

1. Precision Purity Control

  • Assay & Impurity Verification: Rigorous HPLC and titration testing ensure the assay meets 98.5%-101.5% specifications. Key impurity Diaminopimelic acid (DAP) is strictly controlled to ≤50 ppm (vs. USP limit of 300 ppm).

  • Heavy Metal Screening: ICP-MS validated limits ensure total heavy metals ≤0.3 ppm (vs. USP limit of 10 ppm).

  • Residual Solvents: GC-FID tested; non-detectable, far exceeding ICH Q3C guidelines.

2. Advanced Fermentation Technology

  • Hyper-Yield Proprietary Strain: Utilizes patented Bacillus amyloliquefaciens SRB-09 (Patent No. CN114456999B). CRISPR-optimized metabolic pathways achieve 28% higher conversion rate and 40% fewer byproducts compared to industry averages.

  • AI-Driven Bioreactor Control: Closed-loop fermentation with Siemens PCS7 systems provides real-time monitoring and automated nutrient dosing with ±0.5% accuracy, ensuring batch-to-batch consistency.

  • Downstream Processing:

    1. Microfiltration: 0.2μm ceramic membranes remove cell debris and biomass.

    2. Ion-Exchange Chromatography: Selectively purifies L-Lysine from other amino acids and impurities.

    3. Multi-Stage Vacuum Crystallization: A 3-step gradient process produces high-purity, uniform crystals.

    4. Fluidized-Bed Drying: Achieves final moisture content ≤0.3%, preventing caking and ensuring long-term stability.

3. Sustainability & Efficiency

  • Eco-Impact: 1.8 tCO₂e per metric ton, a 42% lower carbon footprint vs. chemical synthesis methods (ISO 14067 certified).

  • Resource Optimization: Steam consumption at just 1.2 tons per ton of Lysine (vs. 2.0 industry standard) and a 98.5% water recycling rate.

Product Specifications & Advanced Formats

Standard L-Lysine HCl Specifications

Parameter Specification Test Method
Assay (as dry basis) 98.5% – 101.0% HPLC (EP 10.0 / USP)
Specific Rotation [α]²⁰D +18.5° to +21.5° Polarimetry
Loss on Drying ≤1.0% Gravimetric
Residue on Ignition (Sulfated Ash) ≤0.2% Gravimetric
Ammonium (NH₄) ≤0.02% Ion Chromatography
Particle Size (D50) 150 – 400 μm (adjustable) Laser Diffraction

Formulation-Ready Advanced Formats

Format Bioavailability Key Property Primary Application
Standard Powder/Granules High (≥95%) Free-flowing, excellent compressibility Feed premixes, powder blends, capsules, tablets
Rumen-Protected 82% (in ruminants) pH-sensitive polymer coating for bypass Dairy cattle, beef cattle
Enteric-Coated 78% Resists gastric pH (1.2-3.0), releases in intestine Swine, companion animals, sensitive human formulas
Direct Compression (DC) High Superior flow (CI ≤15), high compactibility High-speed tableting, nutraceutical tablets
Effervescent Grade 95% Instant dissolution, optimized for acid-base reaction Effervescent tablets, sticks, and powders

Scientific Validation & Efficacy

1. Animal Nutrition Performance

  • Poultry: Optimized Lys:DE ratios in microgranules (PDI ≥95%) lead to 6.2% higher breast meat yield in broilers (field trial, 500K birds).

  • Swine: SRBio L-Lysine HCl demonstrated 99.2% oral bioavailability vs. 94.3% for standard grade (Journal of Animal Science, 2023).

  • Aquaculture: Polymer-coated pellets show ≤0.5% leaching in 2h, achieving a 35% improvement in Feed Conversion Ratio (FCR) in tilapia trials.

  • Ruminants: Rumen-bypass format provides pH-triggered release, resulting in an 8.7% increase in milk yield (Dairyland trial, 2024).

2. Human Health Benefits

  • Muscle Recovery: In a clinical study (n=120 athletes), supplementation with SRBio L-Lysine led to a 19% faster normalization of Creatine Phosphokinase (CPK) levels post-exercise.

  • Wound Healing: Diabetic patient study (n=75) showed a 40% increase in collagen synthesis and accelerated wound closure.

Supply Chain & Compliance Leadership

1. Audited Transparency & Traceability

  • Blockchain Traceability: Batch-specific Certificate of Analysis (COA) accessible via QR code, tracing from fermentation strain to final product.

  • Feedstock Security: Company-owned 200,000 ha of non-GMO corn fields ensure raw material purity and supply stability with a 6-month strategic reserve.

2. Global Regulatory Certifications

  • Human Food: FDA GRAS (No. GRN001022), EU Novel Food (2024/PL), Kosher, Halal.

  • Pharmaceuticals: CEP 2024-001 (EDQM), Drug Master File (DMF Type II #345671).

  • Feed Safety: FAMI-QS ES, GMP+ B2, ISO 22000.

  • Sustainability: ISO 50001 (Energy Management).

3. Supply Chain Resilience

  • Dual-Sourcing Strategy: Redundant fermentation lines and multiple production sites prevent disruptions.

  • Global Logistics:

    • Shanghai → Rotterdam: 18 days transit, 25% cost advantage.

    • Qingdao → Los Angeles: 12 days transit, 30% cost advantage vs. US Gulf ports.

Competitive Breakdown: SRBio vs. Market Alternatives

Capability SRBio Competitor A (CJ Bio) Competitor B (Ajinomoto)
Purity Tolerance ±0.3% ±1.0% ±0.5%
DAP Impurity ≤50 ppm ≤200 ppm ≤150 ppm
Custom Formats Available 48+ 12 24
Lead Time (to EU) 14 days 45 days 28 days
Carbon Footprint 1.8 tCO₂e/MT 3.1 tCO₂e/MT 2.4 tCO₂e/MT
Audit Compliance Rate 98.7% 92.1% 96.3%

Partner Success Stories

Tier-1 Feed Mill (Brazil):
*”Switching to SRBio’s rumen-bypass Lysine allowed us to reduce feed costs by 11% while achieving a 4.7% higher weight gain in Zebu cattle. Their consistent quality has eliminated quality-related claims.”*

Pharmaceutical Leader (Germany):
*”Using SRBio’s CEP-certified L-Lysine accelerated our ANDA approval by 5 months. The exceptional particle size distribution consistency reduced our tablet weight variation to below 1.2%.”*

Technical Partnership Program

1. Co-Development Services

  • Custom Particle Engineering: Tailor particle size, density, and morphology for your specific application (e.g., direct compression, suspensions).

  • Formulation Support: Stability studies, compatibility testing with other actives (e.g., vitamins, minerals), and taste-masking solutions.

  • Bioavailability Testing: In-vitro and in-vivo study support to validate your finished product’s efficacy.

2. Market-Ready Solutions

  • Custom Blends: Pre-mixes with other amino acids (e.g., Methionine, Threonine), vitamins, or excipients.

  • Private Label Kits: Turnkey formulations for sports nutrition powders, capsules, or effervescent tablets.

  • Rapid Sampling: Receive 1 kg / 25 kg trial batches with full COA + MSDS within 72 hours.

Partner with SRBio for a Secure, High-Quality Amino Acid Supply

Request a quote, custom samples, or technical dossiers for your pharmaceutical, nutraceutical, or animal nutrition application.

→ Email: admin@plantextractssr.com

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Xi’an SR Bio-Engineering Co., Ltd

Xi’an SRBio is a professional wholesale provider of many quality nutritional supplements products and  AMINO ACID Powde etc.

We supply powder, tablets and capsules.

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