American owned & operated · Clearly specifiedFor research use only. Not for human or veterinary use.
Four PepWater research vials in a bright laboratory setting

The Trusted Standard
for Research Reconstitution.

  • 30 mL Bacteriostatic Water
  • 0.9% Benzyl Alcohol
  • USP-Grade Borosilicate Glass Vials
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& Operated
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✓ 30 mL Research Vial✓ USP-Grade Borosilicate Glass✓ 0.9% Benzyl Alcohol Preserved✓ Lot-Marked for Verification

Built for Research. Ready to Ship.

0.9% Benzyl Alcohol · USP-Grade Glass · Lot-Marked

PepWater research vials in a bright laboratory setting

Research Starts With Clear Product Information

Know what you’re ordering before it arrives. PepWater puts the product details, lot identity, and available records where you can find them.

  • USP-Grade Borosilicate Glass
  • 0.9% Benzyl Alcohol Preserved
  • Lot-Marked for Verification

Five-star ratingRated 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.

★★★★★

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.

★★★★★

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.

★★★★★

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.

★★★★★

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!

Researcher wearing blue gloves examining a PepWater 30 mL vial

Precision Matters in Research

Consistency Starts With the Water

PepWater is formulated with 0.9% benzyl alcohol in deionized water, sealed in USP-grade borosilicate glass, and lot-marked for traceability. Every 30 mL vial gives researchers a consistent, reliable starting point from one preparation to the next.

Exact formulation. Traceable lots. Confidence from vial to vial.

Order PepWater
American Owned & OperatedUSP Grade Glass VialsMeets GMP Standards

Precision-Made. Clearly Labeled. Research-Ready.

Every vial keeps the essential product details visible and easy to verify.

Batch Tested for Consistency

Each production batch is tested for sterility, bacterial endotoxins, pH, benzyl alcohol concentration, particulate matter, and solution clarity before release.

Full Formula Transparency

30 mL bacteriostatic water with 0.9% benzyl alcohol, clearly stated with the product information.

Lot-Based Documentation

Each vial is lot-marked so verified production records can be published by exact lot.

Frequently Asked Questions

Still Curious? Let’s Clear It Up.

Who is PepWater bacteriostatic water for?

PepWater is designed for researchers and laboratory buyers who require a clearly specified reconstitution solution for lawful research applications.

What is in each PepWater vial?

Each listed 30 mL vial contains bacteriostatic water with 0.9% benzyl alcohol in a Type I borosilicate glass vial.

How is PepWater different from sterile water?

PepWater contains 0.9% benzyl alcohol as a preservative. Follow the requirements of your laboratory protocol and the final product documentation.

Where can I find batch documents?

Verified lot-specific records will appear with the product information after the production documents are received and checked.

What information is included in a Certificate of Analysis?

The certificate organizes product identity, lot information, test methods, reported results, and specification ranges in one record.

Is PepWater intended for human or veterinary use?

No. PepWater is for research use only. It is not for human or veterinary use.

When will my order ship?

Handling times, supported destinations, carrier rates, and delivery windows are being finalized and will be published before live checkout opens.

What is the return policy?

Return eligibility, required product condition, request windows, and refund timing are being finalized. No live order can currently be placed through this prototype.