Bacteriostatic Water
Pharmaceutical-grade sterile water
Bacteriostatic Water is a sterile, non-pyrogenic water solution containing a small concentration of benzyl alcohol (0.9%) as a bacteriostatic preservative. It is commonly utilized for the reconstitution and dilution of lyophilized compounds.
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| Product Name | Bacteriostatic Water for Injection |
| Functional Class | Reconstitution Diluent |
| Form | Aqueous Solution |
| Purity | USP Grade |
| Content | 10mL |
| Count | 1 vial |
| Research Use | For reconstitution of laboratory research compounds only. |
| CAS Number | 7732-18-5 |
| Molecular Weight | 18.02 g/mol |
| Molecular Formula | H2O + C7H8O (0.9% benzyl alcohol) |
| PubChem CID | See COA |
| Appearance | Clear, colorless sterile solution |
| Storage | Room temp (15–25°C) / Refrigerate after opening |
| Water | Highly soluble |
| Acidified Water | Highly soluble |
| DMSO | Highly soluble |
| Ethanol | Moderate |
| Lipid solvents | Poor compatibility |
| Lyophilized | 2–8°C preferred |
| Long-term | −20°C recommended |
| Light Sensitivity | Moderate |
| Moisture | High sensitivity |
| Stability | Stable when dry |
| Container | Sterile sealed vial |
AminoBox products are supplied for research, analytical, and laboratory use only. Product information is provided for educational and technical reference and does not constitute medical advice. Products are not intended to diagnose, treat, cure, or prevent any disease.
| Property | Specification |
|---|---|
| Product Name | Bacteriostatic Water |
| Solution Type | Sterile preserved water |
| Preservative | 0.9% Benzyl Alcohol |
| Sterility | Sterile & non-pyrogenic |
| Use Category | Peptide reconstitution & laboratory dilution |
| Container Type | Multi-use sterile vial |
| Research Grade | Laboratory preparation solution |
| Appearance | Clear, colorless liquid |
| Odor | Odorless |
| Solubility | Universal aqueous solvent |
| Intended Use | Reconstitution of lyophilized research compounds |
| Compatibility | Peptides, research compounds, laboratory preparations |
| Storage Temperature | Controlled room temperature or refrigerated after opening |
| Stability | Preserved for multi-use applications |
| pH Range | Approximately 5.7 |
| USP Grade | USP-grade water base |
| Administration Category | Research and laboratory use only |
| Preservative Function | Inhibits bacterial growth in multi-dose vial environments |
| Packaging | Sterile sealed vial |
| Handling | Use aseptic laboratory technique |
| Light Sensitivity | Minimal |
| Moisture Sensitivity | Not applicable |
| Reconstitution Use | Compatible with lyophilized peptide formulations |
Bacteriostatic Water
Unlike standard sterile water, bacteriostatic water is specifically formulated to inhibit the growth of many common bacteria following initial vial puncture, allowing for multiple withdrawals under appropriate sterile handling conditions.
Its primary function is to serve as a:
- sterile solvent
- peptide reconstitution medium
- dilution vehicle
- laboratory preparation solution
for compounds requiring controlled aqueous preparation.
What Is Bacteriostatic Water?
Bacteriostatic Water consists primarily of:
- sterile water for injection
combined with: - benzyl alcohol as an antimicrobial preservative
The benzyl alcohol component helps suppress bacterial proliferation after repeated vial access, distinguishing it from:
- standard sterile water
- distilled water
- purified laboratory water
This preservation system makes bacteriostatic water widely used in:
- peptide laboratories
- compounding environments
- pharmaceutical preparation workflows
- analytical research applications
Role in Peptide Reconstitution
Many research peptides are supplied in:
lyophilized (freeze-dried) form
Lyophilization improves:
- molecular stability
- transport resilience
- long-term storage integrity
Before experimental use, these compounds typically require:
- aqueous reconstitution
- controlled dilution
- sterile preparation techniques
Bacteriostatic water serves as the carrier medium for this process.
Why Benzyl Alcohol Is Included
The inclusion of:
0.9% benzyl alcohol
provides bacteriostatic properties that help:
- inhibit microbial growth
- reduce contamination risk during repeated vial access
- improve multi-use handling practicality in laboratory settings
This preservative system allows for:
- multiple withdrawals from the same vial
when proper sterile technique is maintained.
Laboratory Applications
Bacteriostatic Water is commonly utilized in:
- Peptide reconstitution
- Lyophilized compound preparation
- Analytical laboratory workflows
- Controlled dilution procedures
- Sterile research preparation systems
- Multi-use vial applications
Compatibility With Lyophilized Research Compounds
Bacteriostatic Water is frequently paired with:
- peptide preparations
- amino acid compounds
- growth factor analogs
- lyophilized biologics
- metabolic research compounds
The sterile aqueous medium enables:
- controlled concentration preparation
- volumetric dosing calculations
- improved handling consistency in research environments
Sterile Handling Considerations
To maintain solution integrity:
- sterile technique should always be used
- vial puncture areas should remain sanitized
- contamination exposure should be minimized
- storage conditions should follow laboratory standards
Scientific Summary
Bacteriostatic Water is best described as:
“A sterile preserved aqueous solution containing benzyl alcohol for the reconstitution, dilution, and preparation of lyophilized research compounds.”
Primary functional characteristics include:
- Sterility
- Multi-use preservation
- Peptide reconstitution compatibility
- Laboratory-grade aqueous preparation
- Controlled dilution utility
Important Notice
This product is supplied strictly for:
- laboratory research
- analytical use
- scientific investigation purposes only
It is not intended for unapproved medical use or consumer therapeutic application. All handling should follow appropriate sterile laboratory protocols and institutional preparation standards.
