Orifice plate gradient dilution instrument

NegotiableUpdate on 12/13

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Overview

An orifice plate gradient diluter is an instrument used in biochemistry, microbiology, and molecular biology laboratories, which can automatically perform a series of continuous dilutions on samples. This instrument is very useful for preparing samples that require precise concentration control, such as in preparing standard curves, determining cell or microbial concentrations, drug screening, and other experiments.

Product Details

working principle

Orifice plate gradient diluents typically use one or more manual or robotic arms to operate the pipette or pipette, according to a pre-set program, to extract a certain amount of liquid from the initial solution and add it to the next well containing diluent, and then mix. This process will be repeated multiple times, each time in a new well, forming a series of decreasing solution concentrations in a specific proportion.

Important components

Microplate: This is the main working platform of the instrument, which can be a 96 well, 384 well, or other specifications of microplate, used to place samples and diluents.

Pipette system: including high-precision pipetting devices that can accurately dispense and mix liquids.

Control system: A software or hardware control system is used to program and monitor the entire dilution process, ensuring that each step is reproducible and accurate.

Cleaning station: To prevent cross contamination, many instruments are equipped with automatic cleaning function, which can clean the suction head or pipette after each transfer.

Application field

Microbiology: A series of dilutions used for bacterial counting to find the appropriate dilution for plate counting.

Clinical diagnosis: for example, determining the concentration of specific components in blood analysis.

Drug development: Conduct dose-response studies to test the effects of different concentrations of drugs on cells.

Environmental Science: Measuring the content of pollutants in water samples and covering a wide range of concentration values through gradient dilution.

Characteristics and advantages

High throughput: capable of processing a large number of samples in a short period of time, improving work efficiency.

Accuracy: Compared to manual operation, it reduces human error and ensures consistency and reliability of results.

High degree of automation: reduces the workload of operators and minimizes the risks that may arise from frequent contact with reagents.

Flexibility: The dilution factor and starting volume can be adjusted according to different experimental needs.

Operation precautions

Although the orifice plate gradient dilution instrument provides great convenience, the following points should still be noted during use:

Ensure that all consumables used (such as microplates, suction tips) are disposable and sterile to avoid any potential contamination.

Before starting a new experiment, the instrument should be calibrated to ensure its stable performance.

For sensitive experiments, consider operating instruments in laminar flow cabinets or ultra clean tables to maintain a sterile environment.

Regular maintenance and cleaning of instruments to ensure long-term reliable operation.

In summary, the orifice plate gradient dilution instrument is a powerful laboratory tool that not only simplifies complex manual operations, but also enhances the quality and consistency of experimental data. With the advancement of technology, such devices are constantly improving and developing, providing researchers with more efficient and accurate research methods.