Bacteriostatic Water is the standard solvent used with lyophilized research peptides. The inclusion of 0.9% (9 mg/mL) benzyl alcohol helps inhibit bacterial and fungal growth, supporting multiple withdrawals from the same vial for up to 28 days while maintaining sterility in laboratory settings.
- Complies with United States Pharmacopeia (USP) standards for Water for Injection
- Pyrogen-free and endotoxin-tested (< 0.25 EU/mL)
- Sealed under nitrogen in pharmaceutical-grade glass vials
- Offered in 10 mL, 20 mL, and 30 mL multi-dose vials
Key Specifications
- Composition: Sterile Water for Injection + 0.9% (v/v) Benzyl Alcohol
- pH: 5.7 (range 4.5 – 7.0)
- Osmolarity: ~286 mOsm/L
- Benzyl Alcohol Content: 9 mg/mL (0.9%)
- Endotoxin Level: < 0.25 EU/mL
- Sterility: Terminally sterilized through 0.2 μm filtration
- Packaging: Type I borosilicate glass vial with chlorobutyl stopper and flip-off seal
Why Researchers Choose our Bacteriostatic Water
- Matches the formulation used in FDA-approved peptide preparations (such as Sermorelin, HCG, and BPC-157 compounding)
- Superior purity — double-distilled, pyrogen-free, and USP-grade
- Completely clear solution with no visible particulates (verified under polarized light inspection)
- Supports 28-day multi-use shelf life after initial puncture when stored properly (2–8 °C)
- Preferred choice among research laboratories, compounding pharmacies, and academic institutions
Common Uses in Peptide Research
- Laboratory work with BPC-157, TB-500, Semaglutide, Tirzepatide, CJC-1295, Ipamorelin, and related research compounds
- Dilution of concentrated stock solutions
- Use as vehicle control in preclinical experiments
