| Volume Range | 2to 20 µl |
| Increment | 0.5 µl |
| Test Volume |
20 µl 10 µl 2 µl |
| Accuracy |
±0.90% at 20µl ±1.20% at 20 µl ±3.00% at 20 µl |
| Precision |
±0.40% at 20 µl ±1.00% at 20 µl ±2.00% |
| Channel | 1 |
| Dimensions (L×B×H) | 490×400×290 mm |
Our Single Channel Variable Pipette ADCVP-503 is used in clinical diagnostics, molecular biology and biotechnology for accurately measuring and transferring small volumes of liquid during testing, analysis, and experimental procedures.
1. What is a Single Channel Variable Pipette and how does it work?
A Single Channel Variable Pipette is a precision laboratory instrument used to aspirate and dispense liquids in adjustable volumes. It features a single dispensing tip and a volume adjustment mechanism, allowing users to set a specific volume (usually via a dial or digital display) within a defined range, such as 10–100 µL. The pipette works by creating a vacuum with a piston mechanism:
2. How do I set the correct volume on a Single Channel Variable Pipette?
To set the desired volume, rotate the adjustment knob or dial located near the top of the pipette. The current volume setting is shown on a digital or mechanical display window on the pipette body. Always ensure the volume is set within the pipette’s specified range—for example, if the pipette is rated for 100–1000 µL, never set it below 100 µL. When adjusting downward, it's best to go slightly below your target volume and then adjust upward for accuracy. This reduces mechanical backlash and improves precision.
3. How often should I calibrate my Single Channel Variable Pipette?
Calibration is typically recommended every 3 to 6 months, depending on the frequency and type of use. Laboratories with critical experiments or regulatory requirements may require monthly or even more frequent calibration. Regular calibration ensures accuracy and reliability, especially when working with small volumes where minor deviations can significantly impact results. Some labs perform in-house verifications weekly, supplemented by annual or biannual professional calibration services.
4. What tips are compatible with a Single Channel Variable Pipette?
Single Channel Variable Pipette use disposable pipette tips that must be compatible with the specific brand and model. Tips come in different sizes corresponding to the pipette’s volume range (e.g., 10 µL, 200 µL, 1000 µL). Using high-quality, low-retention tips ensures accurate and precise pipetting. It's advisable to use tips recommended by the pipette manufacturer to ensure a proper seal and minimize the risk of leakage or volume inaccuracies.
5. How do I maintain and clean my Single Channel Variable Pipette?
Routine maintenance includes wiping the exterior with 70% ethanol, inspecting the tip cone for residues, and occasionally disassembling the lower shaft to clean internal parts with mild detergent and distilled water. Always allow parts to dry completely before reassembling. Periodic lubrication of seals and O-rings may be necessary depending on the model. Never autoclave parts unless specified by the manufacturer, as this can damage internal mechanisms.
| Volume Range | 1 to 5 µl |
| Increment | 0.05 µl |
| Test Volume |
5 µl 2.5µl 1 µl |
| Volume Range | 0.5 to 5 µl |
| Increment | 20 µl |
| Test Volume |
1000 µl 2500 µl 5000 µl |
| Volume Range | 20 to 200 µl |
| Increment | 1 µl |
| Test Volume |
200µl 100µl 20 µl |
| Volume Range | 100 to 1000 µl |
| Increment | 5 µl |
| Test Volume |
1000 µl 500µl 100 µl |
| Volume Range: | 100to5000µl |
| Increment: | 5.00µl |
| Test Volume: | 5000µl<br/> 2500µl<br/> 500µl |
| Volume Range: | 500 to 10000 µl |
| Increment: | 10.00 µl |
| Test Volume: | 10000 µl <br/> 5000 µl <br/> 1000 µl |
| Volume Range: | 10 to 300µl |
| Increment: | 0.20µl |
| Test Volume: | 30µl<br>150µl<br>300µl |
| Volume Range: | 0.1 to 10 µl |
| Increment: | 0.01 µl |
| Test Volume: | 10 µl <br/> 5 µl <br/> 1 µl |
| Volume Range: | 5 to 120µl |
| Increment: | 0.10 µl |
| Test Volume: | 12 µl<br/> 60 µl<br/> 120 µl |
| Volume Range: | 50-1000µl |
| Increment: | 1.00µl |
| Test Volume: | 100µl<br/> 500µl<br/> 1000µl |
| Volume Range: | 100µl |
| Accuracy: | ±0.8% at 100µl |
| Precision: | ±0.3% at 100µl |
| Volume Range: | 75µl |
| Accuracy: | ±0.8% at 75µl |
| Precision : | ±0.3% at 75µl |
| Volume Range: | 20µl |
| Accuracy: | ±1.0% at 20µl |
| Precision: | ±0.5% at 20µl |
| Volume Range: | 5µl |
| Accuracy: | ±2.5% at 5µl |
| Precision : | ±1.5% at 5µl |
| Volume Range: | 30µl |
| Accuracy: | ±1.0% at 30µl |
| Precision : | ±0.4% at 30µl |
| Volume Range: | 10µl |
| Accuracy: | ±1.2% at 10µl |
| Precision: | ±0.8% at 10µl |
| Volume Range: | 300µl |
| Accuracy: | ±0.8% at 300µl |
| Precision: | ±0.3% at 300µl |
| Volume Range: | 200µl |
| Accuracy: | ±0.8% at 200µl |
| Precision: | ±0.3% at 200µl |
| Volume Range: | 50µl |
| Accuracy: | ±1% at 50µl |
| Precision: | ±0.4% at 50µl |
| Volume Range: | 2 to 20 µl |
| Increment: | 0.5 µl |
| Test Volume: | 20 µl<br/> 10 µl<br/> 2 µl |
| Volume Range: | 5 to 50 µl |
| Increment: | 0.5 µl |
| Test Volume: | 50 µl<br/> 25 µl<br/> 5 µl |
| Volume Range: | 10 to 100 µl |
| Increment: | 1 µl |
| Test Volume: | 100 µl<br/> 50 µl<br/> 10 µl |
| Volume Range: | 5 to 50 µl |
| Increment: | 0.5 µl |
| Test Volume: | 50 µl<br/> 25 µl<br/> 5 µl |
| Volume Range: | 20 to 200 µl |
| Increment: | 1 µl |
| Test Volume: | 200 µl<br/> 100 µl<br/> 20 µl |
| Volume Range: | 50 to 300 µl |
| Increment: | 5 µl |
| Test Volume: | 300 µl<br/> 150 µl<br/> 50µl |
| Volume Range: | 30 to 300 µl |
| Increment: | 5 µl |
| Test Volume: | 300 µl<br/> 150 µl<br/> 30 µl |
| Volume Range: | 20 to 200 µl |
| Increment: | 1 µl |
| Test Volume: | 200 µl<br/> 100 µl<br/> 10µl |
| Volume Range: | 10 to 100 µl |
| Increment: | 1 µl |
| Test Volume: | 100 µl<br/> 50 µl<br/> 2 µl |
| Volume Range: | 2 to 20 µl |
| Increment: | 0.5 µl |
| Test Volume: | 20 µl<br/> 10 µl<br/> 2 µl |
| Volume Range: | 0.5 to 10 µl |
| Increment: | 0.1 µl |
| Test Volume: | 10 µl<br/> 5 µl<br/> 1 µl |
| Volume Range: | 30 to 300 µl |
| Increment: | 5 µl |
| Test Volume: | 300 µl<br/> 150 µl<br/> 30µl |
| Volume Range: | 0.5 to 10 µl |
| Increment: | 0.1 µl |
| Test Volume: | 10 µl<br/> 5 µl<br/> 1 µl |
| Volume Range: | 50 to 300 µl |
| Increment: | 5 µl |
| Test Volume: | 300 µl<br/> 150 µl<br/> 50 µl |
| Volume Range: | 0.5 to 10µl |
| Increment: | 0.1µl |
| Test Volume: | 10µl <br/> 5µl <br/> 1µl |
| Volume Range: | 2 to 20µl |
| Increment: | 0.5µl |
| Test Volume: | 20µl <br/> 10µl <br/> 2µl |
| Volume Range: | 10 to 1000µl |
| Increment: | 5µl |
| Test Volume: | 1000µl <br/> 500µl <br/> 100µl |
| Volume Range: | 5 to 50µl |
| Increment: | 0.5µl |
| Test Volume: | 50µl <br/> 25µl <br/> 5µl |
| Volume Range: | 1 to 5µl |
| Increment: | 50µl |
| Test Volume: | 5000µl <br/> 2500µl <br/> 1000µl |
| Volume Range: | 10 to 100µl |
| Increment: | 1µl |
| Test Volume: | 100µl <br/> 50µl <br/> 10µl |
| Volume Range: | 20 to 200µl |
| Increment: | 1µl |
| Test Volume: | 200µl <br/> 100µl <br/> 20µl |
