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Vertex® Bottle Top Dispenser is a testament to RV Instruments’ strong R&D expertise and commitment to innovation. Designed to meet the demands of modern laboratories, it is available in two indigenous versions – Regular and Premium – offering an ideal combination of high performance and affordable pricing.
The Regular Model features wetted parts made of polypropylene (PP), borosilicate glass, and FEP, making it perfectly suited for routine laboratory applications. Its simple yet practical design, combined with a variety of user-friendly features, makes the Vertex® Bottle Top Dispenser the obvious choice for all dispensing needs. High precision and accuracy are ensured through the careful selection of component materials and multiple stages of rigorous quality checks during the manufacturing process. Each instrument is individually calibrated in accordance with ISO 8655 standards and supplied with a calibration certificate, guaranteeing reliable and consistent performance in every use.
| Description | Regular Models |
|---|---|
| Piston | PTFE |
| Cylinder | Glass |
| Volume adjustment Knob | Screw Types |
| Valve assembly | Glass ball & seat |
| Valve Housing | Polypropylene |
| Discharge assembly | PTFE |
| Delivery tube | FEP |
| Inlet tube | FEP |
| Calibration | Individually Calibrated and certified in lab; easy calibration by user is also possible. |
| Accuracy & Reproducibility | In accordance with ISO 8655 Standards |
| Compatibility | Good for routine lab application |
| Regular Model | Volume Range | Increment | Accuracy | CV | ||
|---|---|---|---|---|---|---|
| ±% | ±ml | ±% | ±ml | |||
| BTDR-1 | 0.25–2.5 ml | 0.05 ml | 0.6 | 0.015 | 0.2 | 0.005 |
| BTDR-2 | 0.5–5 ml | 0.1 ml | 0.5 | 0.025 | 0.1 | 0.005 |
| BTDR-3 | 1–10 ml | 0.2 ml | 0.5 | 0.050 | 0.1 | 0.010 |
| BTDR-4 | 2.5–25 ml | 0.5 ml | 0.5 | 0.125 | 0.1 | 0.025 |
| BTDR-5 | 2.5–30 ml | 0.5 ml | 0.5 | 0.150 | 0.1 | 0.030 |
| BTDR-6 | 5–50 ml | 1.0 ml | 0.5 | 0.250 | 0.1 | 0.050 |
| BTDR-7 | 5–60 ml | 1.0 ml | 0.5 | 0.300 | 0.1 | 0.060 |
| BTDR-8 | 10–100 ml | 2.0 ml | 0.5 | 0.500 | 0.1 | 0.100 |
REGULAR MODEL Available in 8 adjustable vol sizes :
Available in 8 adjustable volume sizes:
(a) 0.25–2.5 ml (b) 0.5–5.0 ml (c) 1.0–10 ml (d) 2.5–25.0 ml
(e) 2.5–30.0 ml (f) 5–50 ml (g) 5–60 ml (h) 10–100 ml