Bacteriostatic Water for Injection
BAC
WATER
Pharmaceutical-grade sterile water preserved with 0.9% benzyl alcohol. Designed for multi-dose reconstitution in research and clinical applications.
Technical Data Sheet
10ml
Multi-Dose
Sterile
USP <71>
Pyrogen-free
LAL tested
HPLC
Verified
99%
Purity
Preservative
Volume
pH
What it is
Sterile water.
Scientifically preserved.
Bacteriostatic water is a sterile preparation of water for injection containing 0.9% benzyl alcohol as a bacteriostatic preservative. Unlike standard water for injection, it supports multiple withdrawals from the same vial without risk of microbial contamination.
Sterility
Aseptic manufacture
Produced in ISO Class 5 cleanroom conditions. 0.22µm membrane filtration. Meets USP <71>.
Preservative
Benzyl alcohol 0.9% w/v
Inhibits bacterial proliferation between withdrawals. Compliant with USP <51> and Ph. Eur. 5.1.3.
Multi-dose use
28-day in-use period
Safe for repeated needle penetration. Store at 2–8°C after first use. Discard any unused portion.
Customer Reviews
Based on 127 reviews
Exactly what I needed
"Pharmaceutical grade quality, arrived fast. I've been ordering from BAC WATER AU for 6 months now — consistent sterility, clear vials, and the reconstitution is perfect every time."
James M.
Verified · Apr 2026
Reliable, fast, professional
"I run a small research clinic and sourcing sterile water locally was a nightmare. BAC WATER AU ships fast, packaging is secure, and the product spec matches the data sheet precisely."
Sarah R.
Verified · Mar 2026
High purity, great value
"Switched from a competitor after reading the HPLC data. The 99% purity claim holds up — clear solution, no particulates. The 25-vial bundle price is unbeatable for what you get."
Michael C.
Verified · Feb 2026