Bacteriostatic Water 10ml Vials – Essential for Peptide Research
In peptide research, proper reconstitution is as critical as the quality of the peptides themselves. Bacteriostatic water serves as the essential vehicle for dissolving lyophilized peptides, enabling accurate dosing and preserving peptide integrity for multiple uses . If you are searching for “bacteriostatic water for peptides” to support your laboratory investigations, you need a manufacturing partner who understands the critical role of sterile, preserved diluents in maintaining peptide stability and preventing contamination. That partner is Apeptide (Shanghai) Co., Ltd.
We are a legitimate, licensed manufacturer operating from our headquarters at No. B Room 326, Jinhai Road 2588, Pudong District, Shanghai, China. While our core expertise lies in the research, development, and production of high-purity peptide raw materials, we also provide the essential laboratory reagents researchers need to handle their peptides with precision and care. When you purchase bacteriostatic water 10ml vials from shanghaiapeptides.com, you are buying from a trusted partner who understands the critical role of proper reconstitution in successful research outcomes.
Understanding Bacteriostatic Water: The Gold Standard for Peptide Reconstitution
Bacteriostatic water is a sterile, non-pyrogenic solution containing 0.9% benzyl alcohol as a preservative . This preservative inhibits bacterial growth, allowing for multiple withdrawals from a single vial without compromising sterility—essential for peptide research where precise, repeated dosing is required.
Key Characteristics
| Parameter | Specification |
|---|---|
| Composition | Sterile Water for Injection, USP + 0.9% Benzyl Alcohol (9 mg/mL) |
| pH | 4.5-7.0 |
| Osmolality | Approximately 0 mOsm/kg (isotonic) |
| Container | 10mL sterile glass vial |
| Closure | Bromobutyl rubber stopper with flip-off aluminum seal |
| Sterility | USP <71> compliant |
| Endotoxin | <0.5 EU/mL |
| Storage | Room temperature (20-25°C); do not freeze |
Bacteriostatic Water vs. Sterile Water
| Feature | Bacteriostatic Water | Sterile Water |
|---|---|---|
| Preservative | 0.9% Benzyl Alcohol | None |
| Multiple Withdrawals | Yes (up to 28 days) | No (single use only) |
| Peptide Reconstitution | Preferred for multi-dose vials | Acceptable for single-use |
| Shelf Life After Opening | 28 days | Immediate use |
| Primary Use | Peptide research, multi-dose preparations | Single-dose applications |
Why Bacteriostatic Water is Essential for Peptide Research
Proper reconstitution of lyophilized peptides is critical for maintaining peptide stability, ensuring accurate dosing, and preventing contamination.
Critical Functions in Peptide Research
| Function | Mechanism | Research Importance |
|---|---|---|
| Dissolution | Rehydrates lyophilized peptide powder | Essential for peptide solubility and bioavailability |
| Preservation | Benzyl alcohol inhibits bacterial growth | Enables multiple uses from a single vial |
| Stability | Maintains pH-neutral environment | Preserves peptide integrity over time |
| Sterility | Sterile filtration and terminal sterilization | Prevents microbial contamination |
| Accurate Dosing | Consistent volume measurement | Critical for reproducible results |
Proper Reconstitution Protocol
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Allow to Equilibrate: Bring bacteriostatic water and peptide vial to room temperature
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Clean Stopper: Wipe vial stoppers with 70% isopropyl alcohol
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Add Diluent: Add appropriate volume of bacteriostatic water to peptide vial
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Gently Swirl: Do not shake; swirl gently until peptide is fully dissolved
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Refrigerate: Store reconstituted peptide at 2-8°C for up to 28 days
The Critical Importance of Quality for Bacteriostatic Water
When you purchase bacteriostatic water for peptides, quality parameters are non-negotiable. Contaminated or improperly formulated diluents can compromise peptide stability and introduce variables that affect research outcomes.
The Apeptide Quality Standard
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USP Grade: Compliant with United States Pharmacopeia standards
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Sterility Assurance: Terminal sterilization via autoclaving
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Benzyl Alcohol Concentration: 0.9% ± 0.05% (9 mg/mL)
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Endotoxin Testing: <0.5 EU/mL
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pH Verification: 4.5-7.0
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Particulate Matter: USP <788> compliant
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Container Integrity: Leak-tested vials and stoppers
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Batch-Specific COAs: Full traceability with Certificates of Analysis
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Expiration Dating: 2 years from manufacture
Why Quality Matters for Bacteriostatic Water
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Peptide Stability: Impurities can accelerate peptide degradation
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Sterility Assurance: Contaminated water invalidates research
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Consistent Dosing: Accurate volume measurement requires proper meniscus
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Reproducibility: Consistent diluent quality ensures reproducible results
The Manufacturer Advantage: Why Source Bacteriostatic Water from Apeptide
When you search for “bacteriostatic water for peptides,” you encounter many options. Here is why direct sourcing from our Shanghai facility is the superior choice.
Complete Transparency
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Physical Location: We operate from No. B Room 326, Jinhai Road 2588, Pudong District, Shanghai. You can verify our credentials.
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Manufacturing Expertise: Decades of combined experience in sterile pharmaceutical manufacturing.
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No Middlemen: You pay manufacturer-direct pricing, not reseller markups. bacteriostatic water for peptides
Technical Expertise
Our team understands the specific requirements for peptide reconstitution:
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Proper handling to maintain sterility
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Appropriate storage conditions (do not freeze)
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Reconstitution techniques for different peptide classes
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Documentation requirements for research compliance
Quality You Can Trust
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Rigorous Testing: Every batch undergoes sterility, endotoxin, and pH testing
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Documentation: Full COAs provided for complete traceability
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Consistency: Reliable quality batch after batch
Seamless Supply to the USA Market
Sourcing bacteriostatic water 10ml vials from China should be straightforward. We have optimized our logistics specifically for American researchers and wholesale partners.
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Fast Shipping: 5-7 business days to US addresses
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Room Temperature Shipping: Stable at ambient temperatures (do not freeze)
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Protective Packaging: Individual vials in protective cartons
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Wholesale Programs: Dedicated support for small and large supply companies
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Customs Expertise: Smooth clearance with complete documentation
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Tracking Integration: Real-time visibility from Shanghai to your lab
Research Applications: Where Bacteriostatic Water Excels
Understanding the applications of bacteriostatic water helps researchers appreciate why quality matters. bacteriostatic water for peptides
Peptide Reconstitution
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Lyophilized peptide dissolution
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Multi-dose peptide preparations
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Research-grade peptide storage
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Concentration adjustment
Laboratory Use
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Diluent for injectable research preparations
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Vehicle for test compounds
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Control solutions for experiments
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Buffer preparation
Frequently Asked Questions
: What exactly is bacteriostatic water for sale at Apeptide?
A: Bacteriostatic water is sterile water for injection containing 0.9% benzyl alcohol as a preservative. It is the standard diluent for reconstituting lyophilized peptides for research use, allowing multiple withdrawals from a single vial. It is supplied strictly for laboratory and research purposes.
: How does bacteriostatic water differ from sterile water?
A: Bacteriostatic water contains 0.9% benzyl alcohol preservative, which inhibits bacterial growth and allows for multiple withdrawals over up to 28 days. Sterile water contains no preservative and is intended for single use only .
: How long can I use a vial of bacteriostatic water after opening?
A: Once opened, bacteriostatic water can be used for up to 28 days when stored properly at room temperature and handled with aseptic technique. The benzyl alcohol preservative maintains sterility during this period .
: Is bacteriostatic water suitable for all peptides?
A: Bacteriostatic water is suitable for most research peptides. However, some peptides may require specific reconstitution buffers. Always refer to your peptide’s Certificate of Analysis for recommended reconstitution protocols. bacteriostatic water for peptides
: Can I freeze bacteriostatic water?
A: No. Bacteriostatic water should not be frozen. Freezing may compromise the integrity of the vial and the preservative system. Store at room temperature (20-25°C).
: Is your bacteriostatic water sterile?
A: Yes. Our bacteriostatic water is terminally sterilized via autoclaving and meets USP <71> sterility requirements. Each batch is tested for sterility. bacteriostatic water for peptides
: What is the concentration of benzyl alcohol?
A: The benzyl alcohol concentration is 0.9% (9 mg/mL), which is the standard concentration for bacteriostatic water .
: Do you ship to all 50 US states?
A: Yes. We ship to research institutions, laboratories, and wholesale partners throughout the United States.
: Can you accommodate bulk orders for wholesale distribution?
A: Absolutely. We offer competitive wholesale pricing for qualified partners. Contact our team through shanghaiapeptides.com with your volume requirements.
: What documentation do you provide for quality assurance?
A: Every shipment includes batch-specific Certificates of Analysis (COAs) with sterility, endotoxin, pH, and benzyl alcohol concentration data. We also provide commercial invoices, packing lists, and customs documentation as needed. bacteriostatic water for peptides
Quality Control: The Apeptide Standard
Your research deserves nothing less than the highest quality diluents. Our quality control protocols exceed industry standards.
Quality Parameters
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Sterility: USP <71> compliant
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Benzyl Alcohol: 0.9% ± 0.05% (9 mg/mL)
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Endotoxin: <0.5 EU/mL
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pH: 4.5-7.0
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Particulate Matter: USP <788> compliant
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Container Closure: Integrity tested
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Shelf Life: 2 years from manufacture
Batch Documentation
Each shipment includes:
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Certificate of Analysis with actual test results
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Sterility test results
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Endotoxin test results
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Batch number for traceability
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Expiration date and storage recommendations
Best Practices for Peptide Reconstitution
Proper technique ensures peptide stability and research reproducibility.
Preparation
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Allow bacteriostatic water and peptide vial to reach room temperature
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Clean vial stoppers with 70% isopropyl alcohol
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Use a sterile syringe and needle
Reconstitution
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Draw appropriate volume of bacteriostatic water
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Add diluent slowly to peptide vial (down the side, not directly onto powder)
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Gently swirl—never shake, as shaking can damage delicate peptides
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Allow peptide to fully dissolve before use
Storage
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Refrigerate reconstituted peptide at 2-8°C
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Discard any unused peptide after 28 days
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Never freeze reconstituted peptide unless specified
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Label with reconstitution date and concentration
Beyond Bacteriostatic Water: A Complete Research Partner
Apeptide (Shanghai) Co., Ltd. is more than just a supplier of bacteriostatic water for peptides. We are a full-service biochemical manufacturer committed to advancing research worldwide. bacteriostatic water for peptides
Our Capabilities
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Premium Peptides: 99% pure research-grade peptides
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Reconstitution Solutions: Bacteriostatic water, sterile water, and specialized buffers
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Laboratory Tools: Syringes, needles, storage cases, and accessories
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Fluorescent Dyes: High-purity labeling agents for imaging
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Amino Acids: Building blocks for synthesis
Quality Certifications & Compliance
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Licensed manufacturer with physical facility in Pudong District, Shanghai
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Rigorous quality control protocols
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Transparent documentation and traceability
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Experienced technical support team
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Strict adherence to research-use-only compliance
The Science Behind Benzyl Alcohol Preservation
Benzyl alcohol has been used as a preservative in pharmaceutical preparations for decades due to its broad-spectrum antimicrobial activity . At a concentration of 0.9% (9 mg/mL), it effectively inhibits the growth of bacteria, fungi, and other microorganisms that may be introduced during multiple withdrawals from a single vial . bacteriostatic water for peptides
The mechanism of action involves disruption of microbial cell membranes and denaturation of proteins, making it effective against a wide range of organisms . The preservative system is designed to maintain sterility for up to 28 days after the initial puncture, provided proper aseptic technique is used .
It is important to note that benzyl alcohol is metabolized to benzoic acid, which is then conjugated with glycine to form hippuric acid and excreted in urine . For research applications, the preservative does not interfere with most peptide assays or biological studies at the concentrations used.
The search for reliable “bacteriostatic water for peptides” ends at Apeptide (Shanghai) Co., Ltd. As a dedicated manufacturer of high-purity peptides and essential laboratory reagents, we understand that proper reconstitution is the foundation of successful research. Our 10ml vials of sterile bacteriostatic water provide the preservative protection needed for multi-dose peptide studies, ensuring your valuable research materials remain stable and contamination-free. bacteriostatic water for peptides












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