Research Grade L-Carnitine Powder, Laboratory Biochemical Research Material

• 1. Pre-operation Preparation

  
  
  This is a dedicated biochemical research reagent for laboratory use only. All operations must be performed by professional researchers in a standard laboratory.
  
  
  Clean the work bench in advance to keep it clean, dry and well ventilated. Remove sundries and residual reagents to avoid cross-contamination. Prepare volumetric ware, stirring tools, liquid handling devices, sealed containers and aqueous solvents. All utensils shall be cleaned, sterilized and cooled before use.
  
  
  Operators shall wear lab coat, protective gloves and goggles to prevent direct contact of powder and solution with skin and eyes. Inspect the package before use to ensure good sealing, and confirm the material is free from moisture, caking and discoloration.
  
  

  2. Dissolution

  
  
  Select suitable solvents such as laboratory-grade purified water or buffer solution according to experimental protocols. Add solvent into the container, then pour in the powder slowly, or add solvent gently along the inner wall to cover the powder. Stir or swirl the container slowly until the powder is fully dissolved to form a clear and homogeneous solution.
  
  

  3. Dilution and Experimental Application

  
  
  To prepare working solutions of different concentrations, perform serial dilution with blank solvent. Mix gently after each dilution to ensure uniform concentration.
  
  
  Draw required volume of solution with liquid handling tools and transfer it into reaction vessels, cell culture systems and other experimental carriers. Conduct experiments in accordance with specified temperature, reaction duration, pH value and other parameters. Keep complete experimental records for full traceability.
  
  

  4. Post-experiment Handling

  
  
  Tighten and seal the raw material bottle immediately after use, then store it under specified conditions. Clean, sterilize and store all used utensils following standard laboratory procedures.
  
  
  Collect waste liquid, residual materials and used consumables separately. Dispose of them uniformly in compliance with laboratory hazardous waste regulations. Random dumping is prohibited.
  
  

  5. Additional Guidelines

  
  
  1. Prepare solutions right before use to maintain original physical and chemical properties. Do not store prepared solutions for a long time.
  2. The powder is prone to moisture absorption. Use the opened product as soon as possible and avoid repeated opening.
  3. Handle the product gently during operation and transportation to prevent package damage, moisture ingress or material leakage.
  4. This product is only for in vitro scientific research. Do not alter its intended use, and it shall not be applied to non-research scenarios related to humans and animals.

• 1. 1. General Storage Requirements

     
     
     This crystalline biochemical powder has strong moisture absorption. Store it in a dry, cool, dark and well-ventilated dedicated reagent area.
     
     
     Keep away from heat sources, electrical equipment and direct sunlight. Maintain low humidity to prevent caking and property changes. Store separately from corrosive and volatile chemicals to avoid contamination.
     
     

     2. Storage for Unopened Products

     
     
     Short-term storage: Keep well-sealed products in refrigerator at 2℃~8℃.

     
     

     Long-term storage: Tighten the cap thoroughly and store in a cool and low-temperature place with controlled humidity.
     
     
     Place products away from ground moisture. Do not stack heavy items on top to avoid package damage. Follow the first-in, first-out rule. The shelf life is 24 months under standard conditions.
     
     

     3. Storage for Opened Products

     
     
     Fully tighten and seal the cap immediately after each use to block air and moisture.
     
     
     Store opened products at 2℃~8℃ in dry and dark conditions. Avoid repeated opening and moving, and use the product as soon as possible.
     
     

     4. Storage for Prepared Solution

     
     
     Liquid solution is less stable than solid powder. Use it immediately after preparation.
     
     
     For temporary storage, transfer the solution into a clean sealed container and keep it at 2℃~8℃. Finish use within 24 hours.
     
     
     Do not store at room temperature for a long time. Dispose of turbid or precipitated solution in accordance with laboratory hazardous waste rules.
     
     

     5. Management of Subpackaged Samples

     
     
     Use airtight containers for divided samples. Place them together with desiccant in a light-proof box before refrigeration. Mark each container with product name, subpackaging date and batch number for easy management.
     
     

     6. Routine Inspection & Protection

     
     
     Check refrigeration equipment, package and material status regularly. Isolate damaged, damp or caked products in a timely manner.
     
     
     Turn on dehumidifiers in wet weather for better moisture protection. Handle products gently during transportation to prevent sealing failure caused by collision.

Core Business & Product Portfolio

• Therapeutic peptides: SS-31 (Elamipretide), Tirzepatide, Semaglutide, Retatrutide (RT20), etc.
• Functional peptides: GHK-Cu, TB500, KPV, NAD, Glutathione, etc.
• Custom peptide services: Custom synthesis of complex sequences, long-chain peptides (up to 200 amino acids) and cyclic peptides, as well as various modification services (N-methylation, unusual amino acid incorporation, etc.).

R&D & Manufacturing Strength

• Technical expertise: Mastery of core technologies including solid-phase peptide synthesis (SPPS), liquid-phase synthesis, advanced purification (HPLC) and strict structural characterization.
• Quality assurance: All products are produced in compliance with cGMP standards, with complete CoA, HPLC and MS reports to ensure batch-to-batch consistency and high purity (≥98%).
• Production capacity: Equipped with professional production bases in Guangzhou, supporting small-batch R&D samples to large-scale commercial production, with stable supply capacity.

Global Market & Service Philosophy

Vision