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Bacteriostatic Water is sterile water with an added preservative (typically benzyl alcohol ~0.9%) that helps inhibit bacterial growth after the vial is opened. In practice, it is used as a diluent according to the instructions of the product manufacturer or a professional. This description is for informational purposes only. Always follow applicable regulations and the instructions for use.
What is bacteriostatic water?
Bacteriostatic Water is a sterile water solution with a small amount of benzyl alcohol (~9 mg/ml), which acts bacteriostatically – meaning it slows down bacterial multiplication. Thanks to this, the vial can be reused within a set period of time (see section “Storage and Shelf Life” below). It is not a drug or a substitute for professional care.
Effects and Benefits of Bacteriostatic Water
- Bacteriostatic effect: the preservative slows bacterial growth after the first puncture of the stopper.
- Practical dosing: allows multiple withdrawals from the same vial within the recommended window.
- High purity: the solution is sterile and manufactured under controlled conditions.
- Universal use: suitable as a diluent according to the instructions of the authorized product manufacturer.
How does bacteriostatic water work?
The key is benzyl alcohol (~0.9%), which in low concentration inhibits bacterial reproduction in the solution after opening. Bacteriostatic water thus helps keep the vial content usable for a limited period of time, provided hygienic practices and proper storage are followed.
Composition and Specification
| Volume | 10 ml |
| Composition | Sterile water, benzyl alcohol (~0.9%) as preservative |
| Container | Multi-dose glass vial with rubber stopper |
| Use | As a diluent according to the official instructions of the product manufacturer |
Usage – General Recommendations
- Before each withdrawal, disinfect the stopper and use sterile tools.
- Follow the official instructions of the product manufacturer for which you are using the bacteriostatic water.
- After withdrawal, close the vial immediately and store as recommended below.
Disclaimer: This is not medical advice. For medical use, follow only applicable regulations and the instructions of a qualified professional.
Storage and Shelf Life
- Store in a dry and clean place, away from direct sunlight.
- Recommended temperature: according to product label (usually 20–25 °C).
- After first opening, use only within a limited period (often up to 28 days – please follow the information on your product label).
- Do not use if you notice discoloration, presence of particles, or damaged packaging.
Who is bacteriostatic water suitable for?
For users who need a sterile and practical diluent in small volume and appreciate the possibility of multiple withdrawals from the same vial within the recommended interval.
Why buy bacteriostatic water from us?
- Verified supplier and transparent composition.
- Safe packaging for clean and easy withdrawal.
- Fast delivery and customer support.
FAQ – Frequently Asked Questions about Bacteriostatic Water
What is bacteriostatic water and how does it differ from regular sterile water?
Bacteriostatic water is sterile water with ~0.9% benzyl alcohol, which slows bacterial growth after opening. Regular sterile water does not contain preservative and is generally intended for single use.
How long can I use the vial after opening?
Follow the information on the label of your specific product. Commonly, up to 28 days if stored and handled hygienically.
Is bacteriostatic water a drug?
No, it is not a drug. It is sterile water with a preservative intended as a diluent according to the product manufacturer’s instructions.
Can I use bacteriostatic water for anything?
No. Use it exclusively in accordance with the official instructions of the specific product and legislation in your country.
Add bacteriostatic water – 10 ml to your cart and order today.
Safety Warning: For use only according to official instructions. Keep out of reach of children. Do not use if you are hypersensitive to benzyl alcohol or any other ingredient. In case of doubt, consult a professional.
Slovakia - delivery usually within 3 to 7 business days.
Czech Republic - delivery usually within 3 to 7 business days.
Hungary - delivery usually within 3 to 7 business days.
International delivery takes 4 to 30 days depending on the country.
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