Good to know.

A sterile mixing solution used to reconstitute lyophilized (freeze-dried) materials in research and laboratory settings — commonly known as bacteriostatic water. It contains a small amount of benzyl alcohol so a vial can be accessed multiple times. It is not the same as sterile water or saline — see bacteriostatic water vs sterile water and bacteriostatic water vs saline.

Room temperature, away from direct light. Each batch's shelf life is printed on the vial. Our bacteriostatic water shelf life and storage guide covers opened vials and temperature in detail.

Orders before 2pm ET ship the same business day from Costa Mesa, California with tracked delivery. Most domestic orders arrive in 2–4 days. See our shipping and returns policy.

Yes — a COA is available for every batch on request (how to request one), and automatically for wholesale accounts. New to COAs? Read how to read a Certificate of Analysis.

Choose a delivery interval on the product page and save 15% on every order, with free shipping. Skip, pause, or cancel anytime by contacting support.

Batch is based in Costa Mesa, California, and every order ships from there.

After you place your order you're taken to a secure QuickBooks payment page to pay by card. Sales tax is calculated there from your shipping address.

Yes — tiered pricing starts at 50 units, with priority fulfillment and a dedicated account manager. Request wholesale pricing, or read our guide to buying bacteriostatic water in bulk.