Bottle Top Dispenser
Bottle Top Dispenser with recirculation valve
- Bottle top dispenser with recirculation valve for safer chemical dispensing and reagent recovery
- Springless valve design supports high chemical resistance and long service life
- Recirculation function helps reduce reagent waste during priming and dispensing preparation
- Telescopic filling tube suits bottle heights from 170 mm to 300 mm
- 360° rotating discharge tube allows flexible dispensing into different vessels
- Single-tool recalibration supports easy accuracy adjustment when required
- Ergonomic design helps support low-pressure, controlled dispensing for larger volumes
- Safety locking feature helps minimise accidental spillage during laboratory use
- Suitable for LabChoice Australia chemical dispensing workflows in laboratories, education, and research settings
From $545.50 (Ex GST)
This product has multiple variants. The options may be chosen on the product page
Bottle Top Dispenser Without Recirculation Valve
- Bottle top dispenser without recirculation valve for controlled chemical dispensing
- Springless valve design supports high chemical resistance and longer service life
- Telescopic filling tube suits bottle heights from 170 mm to 300 mm
- 360° rotating discharge tube allows convenient dispensing into multiple vessels
- Single-tool recalibration supports easy accuracy adjustment and maintenance
- Ergonomic design helps reduce hand strain during routine laboratory dispensing
- Snap-fit discharge tube and safety locking feature help minimise accidental spillage
- Suitable for LabChoice Australia laboratory chemical handling and liquid dispensing workflows
From $481.50 (Ex GST)
This product has multiple variants. The options may be chosen on the product page
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Bottle Top Dispenser is a laboratory liquid dispensing category used for controlled chemical dispensing directly from compatible reagent bottles. This range includes bottle top dispensers with recirculation valve and without recirculation valve options, both listed as springless chemical dispensing types for routine laboratory liquid handling.
The recirculation valve option is useful where users want to return liquid back into the bottle during priming or setup, helping reduce unnecessary reagent loss before dispensing begins. This can be valuable in laboratories handling repeated dispensing tasks, especially where users need cleaner setup, controlled priming, and more efficient reagent handling.
The non-recirculation valve option provides a practical bottle top dispensing choice for laboratories that need straightforward chemical dispensing without the added recirculation function. It is suitable for routine bench workflows where users require measured liquid delivery from reagent bottles, provided the dispenser, bottle, and liquid are compatible with the manufacturer’s specifications.
Bottle top dispensers should always be selected according to chemical compatibility, volume range, bottle thread or adapter fit, cleaning method, and the laboratory’s handling procedure. Users should also confirm whether recirculation is required for the workflow, as this feature can influence reagent saving, priming convenience, and day-to-day dispensing efficiency.
For technical reference, ISO 8655-5:2022 is directly relevant to piston-operated dispensers and covers metrological requirements, maximum permissible errors, marking, and user information for dispensers designed to deliver volume. ISO 8655-6:2022 covers gravimetric reference measurement procedures for determining volume of piston-operated volumetric apparatus. ISO 8655-10:2024 provides user guidance, competence, training, and suitability requirements for piston-operated volumetric apparatus. These references support the bottle top dispenser application context and should not be used as product-specific compliance or calibration claims unless supported by manufacturer documentation.
For LabChoice Australia customers, Bottle Top Dispenser provides a practical choice for laboratories needing springless chemical dispensing options, with or without recirculation valve functionality, for routine reagent handling, liquid dispensing, sample preparation, and controlled laboratory workflow.