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Constant temperature and humidity incubator selection guide Constant temperature and humidity incubator excellent temperature control environment and perfect performance, it has become an ideal choice
for cultivating cell fungi.
So how to choose a suitable constant temperature and humidity incubator on the market? Constant temperature and humidity incubator purchase method 1, performance, price On the basis of full consideration of the technical parameters and reliability of the constant temperature and humidity incubator, the cost performance is an important factor
that should be considered.
Imported constant temperature and humidity chambers are all sold in China through the business of business, and the price factor not only depends on the cost and profit of the manufacturer, but also contains a lot of intermediate link costs and sales commissions
.
Under the same manufacturing cost, reducing the intermediate cost is an important factor in reducing the order price, the same related technical indicators of the product, the manufacturing cost is roughly the same, different (refers to the Western developed) production of constant temperature and humidity chamber even if there is a difference will not be too big
.
2, to meet the needs of the function of ordering a constant temperature and humidity incubator, the requirements are different according to the needs of product testing, if there is an incubator is often used for product components or components and environmental stress screening tests, at this time the forced dehumidification capacity of the constant temperature and humidity incubator and the possibility of additional air drying system is the project that the user should focus on, if there is a user who wants to use the incubator for environmental testing (such as damp heat test), then the wind speed adjustability is
。
3, after-sales service and equipment failure processing ability of any constant temperature and humidity incubator in use is impossible not to fail, once the problem can the user enjoy timely maintenance services, or according to the constant temperature and humidity box itself has the fault diagnosis ability to quickly determine the fault handling method, so that the constant temperature and humidity box as soon as possible to restore performance, put back into use
.
In this regard, many manufacturers have made or are making active efforts, such as the establishment of a rapid response to the maintenance team, such as the addition of diagnostic and fault warning system software in the computer control system, users can deal with the fault as soon as possible according to the information provided by the
computer.
Constant temperature and humidity incubator purchase parameters 1, box inside and outside the structure of the box inside and outside the box generally has the following requirements: (1) constant temperature and humidity incubator box body using CNC machine tool processing and molding, easy to
operate.
(2) The use of microcomputer temperature and humidity controller, temperature control and humidity control reliable
.
(3) The observation window with lighting keeps the box bright, and the double glazing is used to clearly observe the situation
in the box at any time.
(4) With an independent temperature limit alarm system, the temperature exceeds the limit is automatically interrupted, to ensure the safe operation of the experiment without accidents
.
2, incubator volume The volume of the incubator This parameter is also more important
.
As an incubator that can be compared, the larger the volume, of course, the more
.
If possible, 50L can only put 5-8 samples after culture comparison
.
However, a 100L incubator can be cultured
simultaneously with more than 12 samples of the same type.
It is then possible to draw indiscriminately the effects
of different concentrations under the reagent.
Increased accuracy and comparability of
the experiment.
It can also greatly reduce the user's operating time
.
3, the incubator temperature range When incubating some cell samples in the incubator, what to consider is the temperature conditions under which the sample is expected to be cultured
.
In general, the temperature range is 20-60 °C is appropriate
.
Most cell cultures are around
33 °C.
Many need to investigate the incubation of the sample in the case of comparative extreme* conditions requires a higher temperature such as 65 °C or even 80 °C, which needs to be selected
according to the user's own requirements.
4, incubator heating method The heating method inside the incubator is also a problem that users are more concerned about
.
The mainstream heating method can be divided into two types: water jacket type and electric heating film type
.
The electric heating film is directly heated by the electric heating film attached to the inner wall, and the water jacket type is heated by heating the outer water layer and then heating
the inside.
These two heating methods of the incubator have their own advantages
.
The heating of the electric film is relatively rapid, and the internal temperature can be reached in a short period of time and cultivated
.
The water-jacket type is better in stability, in the face of some unexpected situations such as power failure, etc.
, it can keep the internal temperature for a long time without changing too much, and maintain the stable culture
of the sample.
In general, the water jacket type is now more used
.
There are also some such as materials, etc.
, which are currently using materials such as stainless steel, which have a smaller
impact on customers.