Description
This vial contains 3ml or 10ml of sterile Bacteriostatic Water (BAC Water) for Injection. It is formulated with 0.9% Benzyl Alcohol added as a bacteriostatic preservative. This product is frequently utilized in research settings as a stable solvent for dissolving and diluting lyophilized peptides and biochemical reagents for laboratory analysis.
Chemical Profile
This product is a sterile, non-pyrogenic preparation of water for injection containing 0.9% (9 mg/mL) of benzyl alcohol. It is intended for laboratory handling and experimental analysis only.
Component 1: Sterile Water (USP Grade)
Component 2: Benzyl Alcohol (0.9% v/v)
Total Quantity: Available in 10ml, 20ml, or 30ml Vials
Grade: USP / Ph.Eur Research Grade
Quality Assurance
Sterility: 0.22 micron filtered and autoclave sterilized.
Endotoxin Testing: Certified non-pyrogenic (<0.25 EU/ml).
Toxicity: Not for use in humans or animals.
Research Context (Literature Review)
Note: The following is for educational purposes regarding the chemical properties of this solvent and does not constitute a medical claim.
Bacteriostatic Water is the standard solvent used in laboratory environments for the reconstitution of lyophilized (freeze-dried) compounds. The addition of 0.9% benzyl alcohol acts as a bacteriostatic agent, which inhibits the growth of most potentially contaminating bacteria in multiple-dose containers.
In research applications, the pH of bacteriostatic water (averaging 5.7) is generally compatible with the stability profiles of most peptide structures, allowing for extended storage of reconstituted solutions at 2–8°C compared to sterile water alone. It is critical for maintaining the integrity of peptide bonds during experimental handling.
Technical Specifications
| Specification | Data |
| CAS Number (Water) | 7732-18-5 |
| CAS Number (Benzyl Alcohol) | 100-51-6 |
| Molecular Formula | $H_2O$ (Water) / $C_7H_8O$ (Benzyl Alcohol) |
| Molecular Mass | 18.01 g/mol / 108.14 g/mol |
| Appearance | Clear, colorless liquid |
| pH | 4.5 to 7.0 (Average 5.7) |
| Storage (Unopened) | Store at Room Temperature (20-25°C). |
| Storage (Opened) | Store at +4°C (Refrigerator). Discard after 28 days. |






