Every essential product detail is stated clearly and easy to verify.
Formula0.9%With benzyl alcohol
Volume30 mLClearly labeled in every vial
VialType IBorosilicate glass
Confidence, built into every batch.
Four deliberate choices make PepWater ready for dependable reconstitution.
Bacteriostatic by design
0.9% benzyl alcohol helps inhibit microbial growth, supporting repeated withdrawals from a single vial.
Glass chosen for stability
Type I borosilicate glass resists chemical interaction and helps protect solution integrity over time.
Every batch put to the test
Independent testing checks pH, benzyl alcohol content, and recovery before release.
Built for repeatable research
Verified composition and neutral pH support dependable reconstitution, run after run.
A higher standard, from formula to final report.
Four details that make PepWater a dependable part of your research workflow.
01
0.9% Benzyl Alcohol
Helps limit microbial growth, supporting repeated withdrawals from a single vial.
02
30 mL Multi-Dose Vial
A full-size Type I glass vial made for repeated reconstitution across a research workflow.
03
Batch-Tested & Verified
Every lot is independently tested for pH, benzyl alcohol content, and recovery, with a Certificate of Analysis.
04
Research-Ready Consistency
Neutral pH and verified composition support dependable, repeatable reconstitution.
Reconstitution water isn't all held to the same standard.
See what is tested, documented, and traceable before a vial reaches your bench.
The PepWater Standard
Documented by batch.
A clear formula, independently tested results, and a lot-linked report behind every vial.
0.9% benzyl alcohol
pH, content, and recovery tested
COA matched to the printed lot
Type I borosilicate glass
From delivery to documentation.
Four simple checks keep every PepWater vial connected to its batch record.
01
Receive
Confirm the shipping package, seal, and vial are intact.
02
Inspect
Check the label, 30 mL volume, cap, crimp, and printed lot.
03
Verify
Match the printed lot to its Certificate of Analysis and batch results.
04
Record
Capture the product and lot details required by your research protocol.
Clear from the first vial. Consistent from batch to batch.
The same formula, format, testing, and documentation support your workflow over time.
On arrival
Clarity at first glance.
The formula, 30 mL volume, and printed lot are easy to find.
In use
Made for repeat withdrawals.
0.9% benzyl alcohol provides bacteriostatic protection between uses.
By batch
Results you can check.
Independent pH, benzyl alcohol, and recovery results are recorded in the COA.
Over time
A standard you can return to.
The same format, glass, and batch documentation stay consistent from order to order.
For research use only. Not for human or veterinary use.
Rated by 27,000+ researchers across North America
What Researchers Are Saying
★★★★★
Stable peptides, no headaches!
I’ve been using this bacteriostatic water for a few months, and it’s been a game-changer. Peptides that used to degrade during storage now stay active, and the clarity of the solution makes it easy to work with. The sterile packaging and clear labeling give me confidence in its quality.
Sarah L.
★★★★★
Saved my peptide investment!
Before this, I was dealing with all sorts of peptide instability—some clumped, some lost activity, even got contaminated. This product eliminates those problems entirely. The 30mL vials are ideal for precise dosing, and the consistency of the solution has made my experiments more reliable.
Ashley K.
★★★★★
Peace of mind for peptide researchers
After reading lab forums and Reddit threads, I finally found a solution that works. The sterile packaging and clear labeling give me confidence about freshness and traceability. This product has become a staple in my lab, and I’ve never had an issue with its performance.
James T.
★★★★★
Clean, simple, and no hidden costs
What stood out was the straightforward packaging—no unnecessary additives or confusing labels. The clarity of the solution and its consistency have made it a go-to for my lab. It’s a no-brainer for labs prioritizing reliability and cost-effectiveness.
Maya R.
★★★★★
Trusted staple in my lab
This product has become a trusted staple in my lab. The clarity of the solution and its ability to maintain peptide activity have made storage and handling much easier. I’ve never had a problem with this brand—highly recommend!
David M.
★★★★★
Stable peptides, no headaches!
I’ve been using this bacteriostatic water for a few months, and it’s been a game-changer. Peptides that used to degrade during storage now stay active, and the clarity of the solution makes it easy to work with. The sterile packaging and clear labeling give me confidence in its quality.
Sarah L.
★★★★★
Saved my peptide investment!
Before this, I was dealing with all sorts of peptide instability—some clumped, some lost activity, even got contaminated. This product eliminates those problems entirely. The 30mL vials are ideal for precise dosing, and the consistency of the solution has made my experiments more reliable.
Ashley K.
★★★★★
Peace of mind for peptide researchers
After reading lab forums and Reddit threads, I finally found a solution that works. The sterile packaging and clear labeling give me confidence about freshness and traceability. This product has become a staple in my lab, and I’ve never had an issue with its performance.
James T.
★★★★★
Clean, simple, and no hidden costs
What stood out was the straightforward packaging—no unnecessary additives or confusing labels. The clarity of the solution and its consistency have made it a go-to for my lab. It’s a no-brainer for labs prioritizing reliability and cost-effectiveness.
Maya R.
★★★★★
Trusted staple in my lab
This product has become a trusted staple in my lab. The clarity of the solution and its ability to maintain peptide activity have made storage and handling much easier. I’ve never had a problem with this brand—highly recommend!
David M.
Everything you need to know
What is PepWater used for?+
PepWater is presented for lawful laboratory and in-vitro research preparation.
What is in the vial?+
Deionized water with 0.9% benzyl alcohol in a sealed 30 mL Type I borosilicate glass vial.
What information is included in the Certificate of Analysis?+
The certificate organizes product identity, lot information, test methods, reported results, and specification ranges in one record.
Where can I find batch documents?+
Contact support with the lot printed on the vial to request the corresponding batch documentation.
How should the vial be stored?+
Keep the vial sealed and follow the storage requirements stated with the final product and research protocol.
Can this product be used for human or veterinary purposes?+
No. For research use only. Not for human or veterinary use.