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BACTERIOSTATIC WATER

$19.95

Reconstitution solution. Deionized water 0.9% Benzyl added.

This product is intended as a research chemical only. This designation allows the use of research chemicals strictly for in vitro testing and laboratory experimentation only. All product information available on this website is for educational purposes only. Bodily introduction of any kind into humans or animals is strictly forbidden by law. This product should only be handled by licensed, qualified professionals. This product is not a drug, food, or cosmetic and may not be misbranded, misused, or mislabeled as a drug, food, or cosmetic.

Additional information

SKU BAC3020260423-01
Categories
Weight 1 lbs
Dimensions 3 × 2 × 2 in
ML

ML

In stock

Bacteriostatic Water – Reconstitution Solution

Deionized Water with 0.9% Benzyl Alcohol

For Research Use Only. Not for human or veterinary use.

Bacteriostatic Water is a preserved aqueous reconstitution solution formulated with deionized water and 0.9% benzyl alcohol. It is commonly used in laboratory research as a diluent for reconstituting lyophilized peptides, proteins, and other research compounds that require an aqueous solution before experimental use.

The addition of benzyl alcohol distinguishes bacteriostatic water from unpreserved water solutions. At a concentration of 0.9%, equivalent to 9 mg/mL, benzyl alcohol functions as an antimicrobial preservative that helps inhibit bacterial growth following repeated vial access.

Because preservatives may interact with certain peptides, proteins, or experimental compounds, researchers should evaluate compatibility, concentration, pH, storage conditions, and stability requirements before selecting a reconstitution solution.

Mechanism of Action

Bacteriostatic water does not contain an active peptide or pharmacologically active research compound. Its primary function is to provide a preserved aqueous vehicle for laboratory reconstitution and dilution.

Deionized water serves as the solvent and reconstitution medium. The deionization process removes many dissolved ionic contaminants, including mineral salts and charged impurities, to produce water suitable for controlled laboratory applications.

Benzyl alcohol is an aromatic alcohol commonly used as an antimicrobial preservative in multi-use formulations. Research indicates that benzyl alcohol can disrupt microbial cell membrane structure and function, helping limit bacterial proliferation within the solution.

The preservative reduces the potential for microbial growth but does not eliminate the need for controlled handling, clean laboratory technique, or proper storage. Published formulation research also shows that benzyl alcohol may affect the physical stability of certain proteins and peptides, making compound-specific compatibility testing important.

Research Applications

Bacteriostatic water is used in a variety of laboratory and formulation research applications:

  • Reconstitution of Lyophilized Peptides
  • Protein and Peptide Formulation Research
  • Laboratory Dilution Procedures
  • Multi-Use Research Formulation Studies
  • Antimicrobial Preservative Research
  • Excipient Compatibility Testing
  • Solution Stability Studies
  • Reconstitution Buffer Evaluation
  • In-Use Handling Simulations
  • Analytical Sample Preparation

Chemical Information

Deionized Water

Classification: Purified Aqueous Solvent

Molecular Formula: H2O

Molecular Weight: 18.015 g/mol

 

Benzyl Alcohol

Classification: Aromatic Alcohol and Antimicrobial Preservative

Concentration: 0.9% (9 mg/mL)

Molecular Formula: C7H8O

Molecular Weight: 108.14 g/mol

References

https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=87d6e9dc-fe3b-4593-ac9a-d7493d1959c7

https://doi.usp.org/USPNF/USPNF_M88830_03_01.html

https://www.fda.gov/inspections-compliance-enforcement-and-criminal-investigations/inspection-technical-guides/water-pharmaceutical-use

https://pubchem.ncbi.nlm.nih.gov/compound/Water

https://pubchem.ncbi.nlm.nih.gov/compound/Benzyl-alcohol

https://www.mdpi.com/1999-4923/15/2/563

https://doi.org/10.1002/jps.20976

https://pmc.ncbi.nlm.nih.gov/articles/PMC2751516/

https://pmc.ncbi.nlm.nih.gov/articles/PMC3121166/

https://doi.org/10.1208/ps050208

 

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Additional information

SKU BAC3020260423-01
Categories
Weight 1 lbs
Dimensions 3 × 2 × 2 in
ML

ML

BACTERIOSTATIC WATER
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