What is the primary difference between an unstirred and a stirred water bath?

An unstirred water bath relies on convection for heat distribution, which can lead to slight temperature gradients. A stirred bath incorporates a pump or stirrer to ensure more uniform temperature distribution throughout the bath.

Is a lid essential for operation?

While the unit is functional without a lid, using one significantly reduces evaporation, improves temperature stability, and helps maintain temperature more efficiently, especially at higher set points.

What maintenance is typically required for this type of water bath?

Regular cleaning of the tank to prevent algae or mineral build-up, periodic water changes, and checking the heating element for scale are common maintenance tasks. Using distilled or deionised water is often recommended.

Can this water bath be used for applications requiring temperatures above 100°C?

No, standard water baths are limited to temperatures below the boiling point of water. For temperatures above 100°C, an oil bath or a specialised high-temperature heating block would be required.

What safety features are commonly found on these units?

Typically, units of this class include over-temperature protection to prevent overheating and a low-water level cut-off to protect the heating element.

Used Grant Instruments JB2 Unstirred water bath no lid - Water Baths & Heating Baths, fotografia 1

Used Grant Instruments JB2 Unstirred water bath no lid - Water Baths & Heating Baths, fotografia 2

Used Grant Instruments JB2 Unstirred water bath no lid - Water Baths & Heating Baths, fotografia 3

Used Grant Instruments JB2 Unstirred water bath no lid - Water Baths & Heating Baths

Máquina usada

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Vendedor verificado

Grant Instruments JB2 Unstirred water bath no lid

Name: Grant Instruments JB2 Unstirred water bath no lid
Brand: Grant Instruments
SKU: ANT16212.SR9B
Availability: InStock

Preço: Contacte o vendedor para saber o preço

This listing is for the Grant JB2 Unstirred water bath without lid The unit is in full working condition and is ready for immediate use The Grant JB2 series of unstirred water baths are reliable, general-purpose laboratory devices ideal for sample warming, media preparation, and quality control. Available in different capacities and configurations, they are especially suited to educational, clinical, and light industrial use.

Cambridgeshire, United Kingdom

A 5.773 km

Número do modelo

JB2

Número de stock

ANT16212.SR9B

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Informação típica para esta categoria de máquinas. Confirme sempre os pormenores com o vendedor.

Sample warming and incubation in laboratory settings.
Media preparation for microbiology and cell culture.
Quality control testing requiring stable temperature environments.
Educational demonstrations and experiments in chemistry and biology.
General laboratory heating for non-critical applications.

Typical capacity: Units in this series commonly range from 2 to 30 litres; the JB2 model typically offers a smaller capacity suitable for benchtop use.
Temperature range: Typically ambient +5°C to 99°C, offering precise temperature control for various applications.
Temperature stability: For unstirred baths of this class, stability is commonly around ±0.1°C to ±0.2°C, depending on the set point and ambient conditions.
Power supply: Units of this type commonly operate on a standard single-phase electrical supply, typically 230V, 50Hz for the UK market.
Construction materials: Typically features a stainless steel tank for durability and ease of cleaning, with an outer case often made from a robust, chemical-resistant material.
Heating method: Utilises an immersed heating element for direct and efficient heat transfer to the water.

An unstirred water bath relies on convection for heat distribution, which can lead to slight temperature gradients. A stirred bath incorporates a pump or stirrer to ensure more uniform temperature distribution throughout the bath.

Water baths and heating baths are generally valued in laboratory and biotech settings for their reliability and precision temperature control. When purchasing used units, buyers typically prioritize checking heating uniformity, control system functionality, and tank condition to avoid corrosion issues. These devices are known for their durability and long operational lifespan when properly maintained. Industry sentiment favors established brands known for consistent performance and availability of spare parts.

Visão geral para este tipo de máquina

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