Water baths and circulators are used in a variety of settings including industrial and clinical laboratories, academic institutions, government research laboratories, environmental research applications, and food technology. Despite their maturity as a product category, laboratory baths continue their slow evolution, particularly in the areas of controls and user interface.
Top 7 Questions You Should Ask When Buying a Bath or Chiller
- Does the product have any exclusive features? What sets it apart from other vendors’ chillers or baths?
- Is it important for your lab that the vendor have ISO 9001 certification?
- What is the warranty period? What does it cover?
- Are service plans available? If so, is there an on-site option?
- Does the unit have the appropriate cooling or heating capacity for the application? Is there enough reserve capacity to account for environmental cooling or heating losses?
- Does the manufacturer offer the necessary accessories for the application? (Tubing, fluid, adapters, electronic interfaces, etc.)
- Does the manufacturer understand the application and provide a thorough explanation of calculations to recommend the proper instrument?
Types of water bath or chiller used by survey respondents:
|Standard (general purpose) water baths||64%|
|Circulating water baths||53%|
|Shaking water baths||17%|
|Boiling water baths||14%|
|Cooled water baths||8%|
|Stirred water baths||6%|
|Waterless bead baths||3%|
|Steaming water baths||2%|
Operating temperature ranges of water baths or chillers as reported by survey respondents:
|Less than -100 C||1%|
|-50 C to -100 C||1%|
|-50 C to 0 C||12%|
|0 C to +50 C||88%|
|+50 C to +100 C||27%|
|More than +100 C||3%|
Nearly 42% of respondents are engaged in purchasing a new bath or chiller. The reasons for these purchases are as follows:
|Replacement of aging systems||
|Addition to existing systems, increase capacity||
|Setting up a new lab||
|First time purchase||
Top 10 Features/Factors Respondents Look for When Purchasing a Bath or Chiller:
|Durability of product||87%|
|Performance of product||85%|
|Greater temperature uniformity, stability, and control||79%|
|Low maintenance/easy to clean||68%|
|Ease of use; ergonomic design||65%|
|Value for price paid||65%|
|Safety and health features||56%|
|Service and support||54%|
|Digital temperature control||54%|
For more information on baths and chillers, including useful articles and a list of manufacturers, visit www.labmanager.com/baths-chillers
See the most recent survey results:
Like this article? Click here to subscribe to free newsletters from Lab Manager