Brand® HandyStep® S is a positive displacement, stepping pipettor system, comprising separate hand-held control unit and series of accessory reservoir tips allowing single volumes from 2µl to 50000µl to be repeatedly and accurately dispensed up to 49 times.
- Ergonomic design gives comfortable handling
- Nine separate volume settings
- Smooth action dispensing lever
- Single lever for locking the piston and filling the PD-Tip
- Piston lock ensures only complete step volumes are dispensed
- Tip ejection button allows contaminated tips to be disposed of without handling
- Greatly reduced risk of pipettor contamination, or sample carry-over
- Factory calibrated
- Maintenance free
Performance data using Brand® PD-Tips :
PD-Tip | 0.1ml | 0.5ml | 1ml | 1.25ml | 2.5ml | 5ml | 10ml | 12.5ml | 25ml | 50ml | |
Control unit setting | Maximum number of steps | Dispensing volume per step, µl | |||||||||
1 | 49 | 2 | 10 | 20 | 25 | 50 | 100 | 200 | 200 | 500 | 1000 |
1.5 | 32 | 3 | 15 | 30 | 37.5 | 75 | 150 | 300 | 375 | 750 | 1500 |
2 | 23 | 4 | 20 | 40 | 50 | 100 | 200 | 400 | 500 | 1000 | 2000 |
2.5 | 19 | 5 | 25 | 50 | 62.5 | 125 | 250 | 500 | 625 | 1250 | 2500 |
3 | 15 | 6 | 30 | 60 | 75 | 150 | 300 | 600 | 750 | 1500 | 3000 |
3.5 | 13 | 7 | 35 | 70 | 87.5 | 175 | 350 | 700 | 875 | 1750 | 3500 |
4 | 11 | 8 | 40 | 80 | 100 | 200 | 400 | 800 | 1000 | 2000 | 4000 |
4.5 | 10 | 9 | 45 | 90 | 112.5 | 225 | 450 | 900 | 1125 | 2250 | 4500 |
5 | 9 | 10 | 50 | 100 | 125 | 250 | 500 | 1000 | 1250 | 2500 | 5000 |
Accuracy (A) | % | ±1.6 | ±0.8 | ±0.8 | ±0.8 | ±0.7 | ±0.5 | ±0.4 | ±0.3 | ±0.3 | ±0.3 |
Variance (V) | % | ±5.0 to ±2.0 | ±1.4 to ±0.6 | ±1.0 to ±2.0 | ±5.0 to ±0.4 | ±0.8 to ±0.3 | ±0.6 to ±0.2 | ±0.3 to ±0.2 | ±0.4 to ±0.2 | ±0.4 to ±0.2 | ±0.4 to ±0.15 |
Supplied with wall support and instructions. Requires, but is not supplied with, PD-tips for operation.