DSIP Delta Sleep Inducing Peptide Research Compound Custom Bulk Packaging Support

• • 1. Operating Environment & Preparations

    
    
    This product is a laboratory-specific biochemical reagent. All operations must be performed in a standard clean laboratory. Operators shall wear disposable sterile gloves, dust masks, lab coats and goggles for full personal protection, to prevent direct contact of powder and prepared solution with skin, conjunctiva and respiratory tract, and avoid contamination from external bacteria and impurities. Prepare experimental utensils in advance, including sterile pipettes, volumetric flasks, centrifuge tubes, beakers, pipettors and dedicated solvents. All utensils must be sterilized at high temperature or treated aseptically and placed on a clean workbench for standby.
    
    

    2. Sampling, Dissolution & Solution Preparation

    
    
    Calculate and take the required amount of DSIP lyophilized powder in accordance with experimental protocols. Operate gently to prevent powder scattering, material loss and cross-contamination. Slowly add sterile water, phosphate buffered saline (PBS) or other designated solvents into the container with the sample as required by the formula. After adding solvent, mix the solution gently by low-speed vortex or repeated inversion instead of violent shaking. Let it stand for 3 to 8 minutes until the powder is fully dissolved, forming a homogeneous, clear solution without suspended matter or precipitate. For gradient concentration preparation, perform serial dilution based on the stock solution and mix thoroughly after each dilution to ensure accurate concentration.
    
    

    3. Application Specifications for Experiments

    
    
    The prepared solution can be directly applied to various research projects such as in vitro cell culture, molecular biochemical detection, receptor analysis and nerve cell related experiments. Strictly control key parameters including reaction temperature, incubation time and system pH value in accordance with standard operating procedures to maintain consistent experimental conditions. For multiple parallel tests, keep the sampling volume and pipetting speed uniform to minimize manual errors and ensure stable and repeatable experimental data.
    
    

    4. Temporary Storage of Prepared Solution

    
    
    It is highly recommended to use the freshly prepared working solution immediately to fully maintain the original physicochemical properties and biological activity of the peptide. If there is leftover solution, seal the container tightly right away, attach labels marked with preparation date, concentration and product name, then store it away from light at 2℃–8℃. The refrigerated solution should be used up within 72 hours and long-term storage is not allowed. Repeated freezing and thawing of reconstituted solution is strictly prohibited, as drastic temperature changes will damage the peptide molecular structure, reduce bioactivity and interfere with experimental results.
    
    

    5. Post-experiment Handling & Waste Disposal

    
    
    Clean the workbench promptly after experiments. Residual solution, waste samples, used centrifuge tubes, pipette tips and other contaminated consumables are classified as laboratory biohazardous waste. Collect all wastes in compliance with local regulations on chemical and experimental waste management. All collected wastes must undergo harmless treatment such as autoclaving and chemical disinfection before being transported and disposed of by qualified professional institutions. Do not dump or discard wastes randomly. Clean and disinfect the operating area and wash all utensils following laboratory rules after work.

• This product is a highly active lyophilized peptide powder with a delicate molecular structure. It is sensitive to temperature, humidity, light and oxidation environment. Strict laboratory storage standards must be followed to fully maintain physical and chemical stability, complete molecular structure and research bioactivity, ensuring batch consistency and accurate experimental data.

  1. Long-term Storage for Unopened Products

  All unopened and fully sealed vials should be stored in a constant low-temperature environment at -20℃, dark and dry conditions. The storage area must be cool, dry, ventilated and dust-free, kept far away from strong light, high-temperature heat sources, open flames, steam areas and humid environments. Avoid placing the product on refrigerator door shelves with frequent temperature fluctuations, which may cause moisture absorption, oxidation and molecular structural changes. Under standard constant-temperature sealed storage conditions, the product can maintain long-term stability, retain original purity and physical and chemical indicators, and effectively avoid degradation, deterioration and activity attenuation.

  2. Storage Standard for Opened Undissolved Powder

  Once the vial is opened, the powder will be slightly exposed to air and moisture, causing potential slow moisture absorption. After sampling, the vial must be fully sealed again with sealing film and caps to isolate air, moisture and dust contamination. Continue to store at -20℃ away from light. Do not place at room temperature, humid environment or mix with wet laboratory reagents. It is recommended to use all opened undissolved powder within 30 days to prevent slight peptide degradation, purity reduction, powder agglomeration and discoloration caused by long-term exposure, ensuring stable experimental performance.

  3. Short-term Storage for Reconstituted Solution

  After dissolving with sterile solvent, the aqueous solution is far less stable than lyophilized powder and is easily affected by temperature changes, microbial growth and oxidation. The reconstituted working solution must be fully sealed and protected from light, stored at 2℃–8℃ refrigeration environment. Freezing, long-term room-temperature placement and direct sunlight are prohibited. The refrigerated solution is recommended to be completely used within 72 hours to ensure bioactivity and experimental accuracy. Repeated freeze-thaw cycles are strictly forbidden, as temperature alternations will destroy the peptide amino acid sequence structure, cause activity loss, solution turbidity and precipitation, and seriously affect experimental results.

  4. Storage Prohibitions and Environmental Requirements

  Keep the product away from strong oxidizing agents, strong acids, strong alkalis, volatile organic solvents and corrosive chemicals to prevent cross-contamination and unwanted physicochemical reactions. Store separately from laboratory waste liquid and ordinary consumables to maintain a clean and dry storage environment. Avoid violent vibration, extrusion and inverted placement during storage to prevent powder loosening, moisture and contamination. During transportation and temporary storage, avoid high-temperature exposure, rain moisture and extreme temperature differences to keep the product in stable physical and chemical condition.

  5. Shelf Life Regulation

  Under fully sealed, constant -20℃, dark, dry and pollution-free storage conditions, the product shelf life is 24 months. Strict adherence to storage rules guarantees consistent purity, solubility, bioactivity and physicochemical indicators in line with factory inspection standards.

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