/Gonadoreli /Acetate

1. Basic Product Information

2. Product Introduction & Core Characteristics

• 1. Pre-operation Preparation

  
  
  /Gonadoreli /Acetate is a high-purity peptide research reagent, exclusively applied to professional laboratories for scientific research in biology, biochemistry, endocrinology and other related fields. Comprehensive preparation shall be completed before taking and preparing the material to ensure a standardized experimental environment and operating procedures. Firstly, tidy up the dedicated experimental bench, keep it clean, dry and free of residual impurities and mixed chemical reagents. Maintain good ventilation in the operating area to avoid material contamination caused by dust accumulation and air flow.
  
  
  All operators must wear complete professional protective gear, including anti-slip lab gloves, dust masks, lab coats and protective goggles, to prevent the crystalline powder from contacting skin, mucous membranes and respiratory tract. Before opening the product package, prepare all required experimental appliances in advance, such as volumetric flasks, beakers, pipettes, sealed containers, weighing spoons and desiccators. All appliances need to be cleaned, dried and sterilized thoroughly to guarantee no impurity interference with material purity and experimental results.
  
  
  Considering the hygroscopic property of this product, minimize the exposure time of the material in the natural air during the whole preparation process. It is recommended to finish preparatory work in a dry cabinet or dust-free workbench with low humidity. Meanwhile, calculate the required material weight and corresponding solvent volume in advance according to the experimental plan, dosage requirements and material consumption plan, and fill in experimental records for subsequent weighing, dissolving and blending work.
  
  

  2. Weighing Operation

  
  
  Accurate weighing is essential to ensure the proportion accuracy of experiments. Please use an electronic analytical balance with qualified precision for quantitative sampling. Place the cleaned weighing container in the center of the balance and complete tare calibration. Then open the outer package gently, and take the crystalline powder in small portions with a sterile dedicated weighing spoon according to the preset dosage of the experiment.
  
  
  The powder is fine and prone to absorbing moisture, so all movements during weighing should be gentle. Avoid shaking the package violently or scattering the powder, which will lead to material loss and environmental pollution. Immediately seal the original product package tightly after each weighing to prevent moisture and air from entering and deteriorating the remaining material. If multiple samplings are needed for one experiment, repeat the sealing operation every time, and put the bulk material back to the designated storage place for temporary preservation.
  
  
  Record the consumed weight, batch number and operation time right after weighing to realize traceable material usage. A small amount of leftover powder shall not be exposed to the air; transfer it into an independent sealed reagent bottle, mark the material name and sampling date, and store it in a classified manner.
  
  

  3. Solvent Preparation and Material Dissolution

  
  
  Based on the physical and chemical properties of this product, select suitable solvents for preparation according to different experimental systems and research directions. This material is slightly soluble in pure water and methanol, and freely soluble in dilute acetic acid solution. Researchers can choose the matching solvent system in line with their experimental schemes.
  
  
  During preparation, pour the selected solvent into a clean beaker or volumetric flask first. At room temperature or the constant temperature specified by the experiment, add the pre-weighed powder into the solvent gradually. Stir continuously with a clean glass rod or magnetic stirrer while feeding materials, so as to accelerate the mixing process and make the solid powder disperse and dissolve fully. Do not pour all powder into the solvent at one time, which may cause material agglomeration. Hard lumps will slow down dissolution and affect the overall experimental performance.
  
  
  If the dissolution rate is relatively slow, adopt continuous low-speed stirring or short-term standing under constant temperature to assist dissolution within the allowable range of the experiment. Never apply high-temperature heating or intense shaking, as these improper operations will change the molecular structure of peptides and damage the inherent physical properties and experimental activity of the material. The dissolution process is completed when no visible solid particles remain and the solution presents a uniform state.
  
  
  For experiments requiring mother liquor or gradient solutions of different concentrations, dilute the prepared stock solution step by step with blank solvent following dilution ratio rules. Keep stirring during each dilution to ensure uniform concentration of the whole solution. All prepared solutions should be transferred into light-proof sealed containers for temporary storage. It is advised to prepare solutions right before use to prevent component changes caused by long-term placement.
  
  

  4. Application in Experimental Systems

  
  
  The fully dissolved and blended solutions can be applied to various professional research systems, including cell culture experiments, biochemical reaction analysis, exploration of endocrine mechanisms, peptide activity detection, compound interaction research and other routine laboratory research projects.
  
  
  Extract the prepared solution accurately with pipetting devices in accordance with the established experimental procedures, and add it into cell culture medium, test tubes, petri dishes and other reaction carriers. Strictly follow the standards of dosage, acting time, ambient temperature, pH value and other parameters specified in the experimental plan to carry out subsequent observation and data recording. When conducting control experiments and parallel experiments, keep the feeding method, dosage and environmental conditions consistent for each group of samples, so as to improve the validity and repeatability of experimental data.
  
  
  Observe the status changes of experimental systems regularly during the experiment, record all experimental phenomena and data completely, and retain original experimental documents in accordance with academic research standards. This raw material and prepared solutions are only used for laboratory mechanism exploration, sample analysis and research & development work. Any other usage is prohibited.
  
  

  5. Post-experiment Material and Appliance Disposal

  
  
  Carry out on-site cleaning and material collection immediately after all experimental procedures are finished. Waste solutions, residual powder, experimental residues and other wastes generated during the experiment shall be collected into special waste containers by categories in compliance with laboratory hazardous waste management regulations. Dispose of all wastes according to official rules, and do not pour or discard them randomly.
  
  
  For unused stock solutions and diluted solutions that will be applied again soon, recheck the tightness of container seals and store them in a cool and light-proof place. Mark the material name, concentration and preparation date clearly on the container to distinguish different batches. If the solutions will not be used for a long time later, treat them as waste reagents in a standard way.
  
  
  All experimental appliances that have been in contact with the material, such as beakers, stirring rods, pipettes and reagent bottles, shall be soaked with dedicated detergent first, then rinsed repeatedly with pure water, dried and sterilized. Classify and store all cleaned appliances in designated areas to keep the experimental area neat and tidy. After all work is finished, take off protective equipment, conduct personal cleaning, fill in complete experimental logs and material usage records.
  
  

  6. General Supplementary Notes for Usage

  
  
  1. All operations must be carried out in a professional laboratory. Untrained personnel are not allowed to operate this product independently. Avoid direct contact between the material and human skin, mouth, nose and mucous membranes at all times. Oral intake is strictly forbidden.
  2. The mixing ratio, dissolution method and operating parameters shall be set according to specific experimental schemes. This manual only provides general operation guidelines, and no performance guarantee for specific experiments is made.
  3. Do not alter the designated purpose of the product. It is forbidden to use the raw material and prepared solutions for any scenarios beyond scientific research. Abide by all management regulations for chemical reagents and research materials.
  4. Complete material opening, sampling, preparation and storage as quickly as possible to minimize the adverse impact of hygroscopicity on product quality.

• 1. 1. Basic Environmental Requirements for Storage

     
     
     /Gonadoreli /Acetate is a hygroscopic peptide research reagent. Its molecular structure and physical & chemical properties are highly sensitive to ambient temperature, humidity, light and air composition. To fully retain its original quality and stable performance for laboratory use, it is essential to comply with standardized storage regulations strictly. The optimal storage temperature is controlled within the range of 2℃ to 8℃. It is recommended to place the product in professional refrigeration equipment, far away from normal temperature storage areas, high-temperature devices, heating facilities and direct sunlight. Excessively high temperature will accelerate internal component changes, damage peptide molecular structure, and lead to decreased activity and quality deterioration. Frequent temperature fluctuations will also aggravate moisture absorption and caking, greatly shortening the service life.
     
     
     The storage area must be kept dry with low relative humidity. Since this product tends to absorb moisture from the air rapidly, long-term exposure to humid surroundings will make the powder soften, adhere and form lumps. This will alter its physical form, interfere with subsequent weighing and dissolving operations, and even cause material deterioration. Meanwhile, the storage space shall maintain clean air and gentle ventilation. Keep the product away from areas filled with corrosive gas, volatile organic solvents and accumulated dust, so as to prevent pollutants from attaching to the package and contaminating the raw material inside.
     
     
     This product requires full protection from light all the time. Long-term exposure to ultraviolet rays and visible light will gradually impair the stability of peptide substances and cause abnormal physical and chemical indicators. For bulk storage or individual unit storage, use light-proof cabinets, opaque containers or shaded packages to block natural light and strong indoor light.
     
     

     2. Package Sealing Standards

     
     
     Sealing protection is the key measure to cope with the hygroscopic characteristic of the product. Complete airtightness shall be guaranteed during original storage, repackaging and secondary containment. Factory delivered products are equipped with professional packages with excellent sealing performance. For unopened goods, keep the original package intact, tighten bottle caps and seal bag mouths firmly. Do not disassemble the outer protective structure at will, as the original package can provide the best protection against moisture, oxygen and light under standard storage conditions.
     
     
     After opening the package and finishing material sampling, seal the package completely right away. For bottled products, screw the cap tightly and check for gaps or looseness. For bagged products, use sealing clips or adhesive tapes to compress the seal thoroughly and block external air and moisture. Complete sampling actions quickly to shorten the exposure time of the powder in the air and minimize moisture absorption.
     
     
     If repackaging is required for experimental use, select dedicated reagent bottles or sample tubes which feature good sealing performance, low temperature resistance and stable chemical properties. Clean, dry and cool all repackaging containers in advance to ensure no residual water or impurities inside. Seal the new container immediately after repackaging, and you can add an extra moisture-proof zip bag for double protection. Never use cracked or poorly sealed containers to avoid material leakage, moisture absorption and contamination. Store materials of different batches and specifications separately without mixing.
     
     

     3. Zoned Placement and Warehouse Layout

     
     
     Arrange all items in compliance with chemical reagent management rules to achieve classified and orderly storage. As a biochemical peptide raw material for research, this product is suggested to be stored in an independent designated area. Keep it separately from strong acids, strong alkalis, strong oxidants, reducing agents, flammable and explosive reagents and volatile irritant chemicals. Close placement of different active chemicals may cause potential chemical reactions, which will contaminate the product and bring potential safety hazards.
     
     
     Follow the principle of placing light items on upper layers and heavy items on lower layers. Put the product on the middle shelf of the refrigerator instead of the bottom close to the ground, where moisture tends to accumulate and increase the risk of dampness. Do not stack heavy or hard goods on top to prevent package deformation and sealing failure caused by compression. Leave proper gaps between each item to ensure smooth cold air circulation inside refrigeration equipment and keep all materials in a constant low-temperature environment.
     
     
     Gathered scattered products in a fixed area after unpacking bulk cartons and mark them clearly. Avoid placing them near doorways, windows or areas with strong air convection, as drastic changes of ambient temperature and humidity will affect long-term storage stability.
     
     

     4. Differentiated Storage Rules for Materials in Different States

     
     

     4.1 Unopened Original Products

     
     
     Store brand-new unopened products in accordance with standard temperature, humidity and light-proof rules. Conduct regular inspections to check package integrity, water stains, bulging or damage. Under qualified storage conditions, the shelf life of unopened products is up to 24 months. Arrange goods by batch and follow the first in, first out principle during use to prevent long-term overstock.
     
     

     4.2 Opened Products in Regular Use

     
     
     For frequently used products with opened packages, fix their storage position and avoid frequent moving. Check the sealing state every time after sampling and daily use. If the material will be used continuously within a few days, keep it in the regular refrigeration area. If it will be left unused for a long period, carry out secondary sealing before storage for enhanced moisture resistance.
     
     

     4.3 Residual Powder and Repackaged Samples

     
     
     Small residual powder and repackaged samples have larger contact area with air and absorb moisture faster, so higher-level protection is required. Store them in sealed containers, and place desiccants or silica gel together to absorb surrounding moisture. Collect all small samples in a unified light-proof sealed box and put it into refrigeration. Mark the material name, repackaging date and original batch number clearly on each container for easy management and priority use.
     
     

     4.4 Prepared Solutions

     
     
     Solutions mixed with this raw material are less stable than solid powder. It is highly recommended to prepare and use solutions immediately instead of long-term storage. If temporary storage is necessary, transfer the solution into a light-proof sealed reagent bottle and keep it under 2℃-8℃ refrigeration. Mark the concentration and preparation date on the container, and use up the solution as soon as possible. Dispose of the solution in line with laboratory waste regulations once turbidity, precipitation or stratification appears.
     
     

     5. Regular Inspection and Maintenance

     
     
     Establish a routine inspection system for storage areas, refrigeration devices and product status. Check the operation of refrigeration equipment every day to ensure stable temperature and normal operation. Adjust dehumidifiers and ventilation devices timely if the ambient humidity is too high.
     
     
     Inspect package sealing, powder condition regularly. Stop using and isolate materials once caking, discoloration, adhesion or peculiar smell is found. Keep the storage area clean and tidy by removing dust and sundries regularly. Increase inspection frequency and add extra moisture-proof measures during rainy seasons and humid weather. Handle goods gently during transportation and moving to prevent package damage caused by collision or dropping.
     
     

     6. Additional Storage & Safety Notes

     
     
     1. This product is exclusively stored and used as laboratory research raw material. Place it in professional reagent storage areas out of reach of children and unauthorized personnel to prevent accidental contact.
     2. Never store the product in open air, vehicles, balconies or other unprotected places, where uncontrollable temperature and humidity will cause rapid deterioration.
     3. Do not alter the original package arbitrarily, and never store it together with food, daily necessities or drinking water.
     4. Keep complete warehouse records for bulk storage, including incoming time, quantity, batch number and location, to realize traceable management.
     5. Transfer materials to qualified sealed containers immediately if the original package is damaged and cannot be sealed properly, so as to reduce loss and contamination risks.

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