Lab Bottle Top Pipette Dispenser
materials and glass/PTFE piston
2.Easy to disassemble and clean for periodic maintenance
3.Sterilizable at 121°C under high pressure, ensuring sterility.
4.Available in 5 dispensing volume ranges, from 0.2mL to 100mL.
5.Includes common adapters (S40, GL32, GL38, GL45, GL25).
Lab Bottle Top Pipette Dispenser - Precision Liquid Handling Solution
When you require precise, secure, and proficient fluid apportioning in your research facility, our Lab Bottle Top Pipette Dispenser conveys unmatched exactness and unwavering quality. This progressed fluid taking care of instrument utilizes a positive uprooting cylinder component to apportion exact aliquots straightforwardly from reagent bottles. You'll kill meniscus perusing blunders, diminish reagent squander, and minimize introduction to perilous chemicals. Our container mounts straightforwardly onto standard research facility bottles, making a closed framework that improves security and exactness for your basic applications.

Why Choose Our Bottle Top Dispensers?
Superior Chemical Compatibility
Your lab works with forceful chemicals day by day. Our allocators highlight wetted components made from PTFE, borosilicate glass, and platinum-iridium materials. You can certainly handle acids, bases, and natural solvents over the full pH extend (1-14) without stressing around erosion or contamination.
Exceptional Precision and Precision
Precision things in your investigate. Our units entirely follow to ISO 8655-5 benchmarks, conveying efficient mistake less than ±0.5% and coefficient of variety beneath 0.1%. You'll accomplish reproducible comes about each time, whether you're planning HPLC portable stages or apportioning explanatory standards.
Easy Upkeep and Sterilization
Laboratory effectiveness depends on solid hardware. Our item dismantles effectively for careful cleaning and upkeep. You can autoclave the whole unit at 121°C for 20 minutes, making it culminate for sterile applications and microbiological work.
Technical Specifications
| Parameter | Specification |
|---|---|
| Volume Range | 5.0-50ml |
| Graduation | 1L |
| Systematic Error (Volume) | ±250μL |
| Systematic Error (%) | ±0.5% |
| Random Error (Volume) | ±100μL |
| Random Error (%) | ±0.2% |
| Temperature Range | -10°C to +40°C |
| Autoclave Temperature | 121°C |
| Chemical Compatibility | pH 1-14 |
| Thread Compatibility | S40, GL32, GL38, GL45, GL25 |
Key Applications
Analytical Chemistry
You'll find our dispensers invaluable for HPLC and GC sample preparation. The positive displacement mechanism handles volatile solvents like acetonitrile and methanol without vapor lock issues. Your chromatography results will show improved reproducibility with consistent peak areas.
Trace Metal Analysis
Environmental testing demands contamination-free sample preparation. Our ceramic piston models prevent ionic contamination when dispensing acids for ICP-MS sample digestion. You can trust the results of your trace metal analyses.
Pharmaceutical and Biotechnology
Sterile media preparation becomes effortless with our autoclavable dispensers. You'll maintain contamination-free environments while efficiently aliquoting culture media and reagents for your biological assays.
Advanced Features
Springless Valve Design
Traditional dispensers suffer from spring corrosion. Our innovative springless valve eliminates this problem entirely. You won't deal with particulate contamination or valve failures caused by corroded springs.
Integrated Recirculation System
Reagent waste costs your lab money. Our recirculation valve channels excess liquid back to the source bottle during priming. You'll save expensive reagents and reduce disposal costs.
Universal Compatibility
Your lab uses various bottle sizes and manufacturers. Our dispensers include adapters for all common thread sizes (S40, GL32, GL38, GL45, GL25). You'll have the flexibility to work with any reagent bottle in your inventory.
Quality Assurance and Compliance

International Standards
Our Lab Bottle Top Pipette Dispenser meets CE, ISO, UL, and ETL certifications. You can trust that our equipment complies with international laboratory standards and regulations.
Rigorous Testing
Each unit undergoes gravimetric testing following ISO 8655 guidelines. We provide individual calibration certificates documenting test values and serial numbers. Your quality control requirements are fully satisfied.
Chemical Stress Testing
We subject our dispensers to aggressive reagent exposure tests. PTFE and ETFE seals resist swelling and degradation even after prolonged contact with THF and concentrated acids. You'll have confidence in long-term durability.
Service and Support Excellence
Rapid Response
Our technical team provides 24-hour response to your inquiries. You won't wait days for answers to critical questions about your equipment.
Comprehensive Warranty
Every dispenser includes a 12-month warranty covering parts and labor. You're protected against manufacturing defects and premature failures.
Installation Support
We provide complete installation documentation and 12-hour video guidance. Your team will have the dispenser operational quickly with minimal downtime.
Fast Delivery
Most models ship from stock with integrated transportation options. You can choose sea, land, air, or express delivery based on your timeline requirements.

Customization Capabilities
OEM/ODM Solutions
Different countries have unique requirements. Our engineering team provides customized solutions tailored to your specific needs. We adapt thread sizes, volume ranges, and material specifications to match your applications.
Twenty Years of Experience
Our manufacturing expertise spans two decades. You benefit from proven designs and continuous improvements based on real-world laboratory feedback.
Get Started Today
Transform your liquid handling operations with our precision Lab Bottle Top Pipette Dispenser. Your laboratory deserves equipment that combines accuracy, safety, and reliability in one comprehensive solution.
Ready to enhance your laboratory efficiency? Contact our technical specialists at info@winlinklab.com for detailed specifications, pricing, and customization options. We're here to help you select the perfect dispenser for your specific applications.
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