Reconstitution is where most research prep goes wrong. Too much water, doses you cannot measure, powder foamed by careless solvent, a vial ruined on day one. This page fixes that with a calculator that gives you the exact draw volume in syringe units, and the steps that get a vial from powder to clean solution. Educational tool, laboratory research use only.
Enter your vial strength, water volume and target dose. The calculator returns concentration, volume per dose and the syringe visual shows your draw.
Reconstitution turns a lyophilised freeze-dried peptide powder into a measured liquid solution ready for research use. Get this right and the rest of the protocol is straightforward.
Wash hands thoroughly and wear clean non-sterile gloves. Wipe the work surface with 70% isopropyl alcohol and lay out every item you need before starting.
Use the calculator above. Divide the vial strength in mg by the water volume in mL for concentration, then divide your target dose by that concentration for the volume per dose. On a 1mL insulin syringe, 1mL is 100 units.
Wipe the vial rubber stopper with an alcohol swab and let it dry. Draw the calculated volume of bacteriostatic water into the syringe. Inject the water slowly down the inside wall of the peptide vial rather than straight onto the powder.
Do not shake. Gently swirl or roll the vial between your palms until the powder is fully dissolved. The solution should be clear and colourless. Cloudiness or particles mean something is wrong, so stop and inspect.
Refrigerate at 2-8C immediately after reconstitution. Keep away from direct light and avoid repeated freeze thaw cycles. Most reconstituted peptides stay stable for 28-30 days refrigerated. Use a new sterile needle and syringe for every withdrawal.
Start with the Essential Starter Kit for a one-off reconstitution, or the Full Stack Pack for ongoing work. For daily dosing, the Sanofi Allstar pen kit keeps volumes consistent.
Questions on your setup? Message us on WhatsApp and we will point you at the right supplies.
Ask on WhatsAppReconstitution is the process of adding sterile liquid to a lyophilised freeze-dried peptide vial so the powder dissolves into a measured solution ready for research dosing.
Bacteriostatic water with 0.9% benzyl alcohol is the standard choice because its preservative keeps the solution stable for repeated withdrawals. Use the calculator above to work out the correct volume.
Multi-dose vials get entered repeatedly. Benzyl alcohol inhibits growth between entries. Sterile water is single use only, full stop.
Divide the vial dose in mg by the water volume in mL to get concentration. Then divide your target dose by the concentration to get the volume per dose, and multiply by 100 to read it in syringe units.
Refrigerate at 2-8C immediately after reconstitution. Keep away from direct light and avoid repeated freeze thaw cycles. Most reconstituted solutions remain stable for 28-30 days when refrigerated.
Bacteriostatic water, research kits and the injector pen kit are shipped from Perth Australia wide. Free shipping over $200 and free 10mL bac water over $100.