The difference between automatic pipetting systems and automatic dispensing systems

In the vast field of laboratory automation, automatic pipetting systems and automatic dispensing systems, as two core devices, each play an indispensable role. They play a vital role in improving experimental efficiency and ensuring data accuracy. effect. However, although both are dedicated to the automated processing of liquids, there are significant differences in their functional positioning, application scenarios, and working principles. It is these differences that enable them to show their strengths in different scientific research and experimental environments, and jointly promote the development of laboratory automation technology.

1. Functional differences 1. Automatic pipetting system: (1) The main functions include the suction, release and mixing of liquids. (2) Through precision mechanical arms and pipetting heads, combined with software control systems, precise control and automated processing of liquids are achieved. (3) It is widely used in biology, chemistry, medicine and other fields, especially in experiments that require high precision, high efficiency, and large amounts of liquid operations. 2. Automatic liquid dispensing system: 1. Focus on the precise distribution of liquid. 2. It has multiple dispensing heads, which can perform liquid dispensing operations for multiple samples at the same time. 3. Mainly used to distribute liquids into multiple containers to ensure the accuracy and consistency of distribution.

2. Differences in application scenarios 1. Automatic pipetting system: (1) Widely used in PCR reactions, enzyme-linked immunosorbent assays, drug screening, clinical diagnosis and other fields. (2) Especially in experiments that require high precision, high efficiency, and large amounts of liquid operations, such as cell culture, multiplex screening PCR and qPCR system construction, automatic pipetting systems can significantly improve experimental efficiency and accuracy. 2. Automatic liquid separation system: (1) Mainly used in chemical synthesis, drug research and development, clinical diagnosis, environmental monitoring and other fields. (2) In experiments that require large amounts of sample processing and high-precision liquid distribution, such as gradient dilution, reagent addition, etc., automatic liquid separation systems can play an important role.

3. Differences in working principles 1. Automatic pipetting system: (1) The user sets pipetting parameters through the software, such as the volume, speed, depth, etc. of suction and release. (2) The robotic arm accurately moves the pipetting head to the designated position according to the preset program. (3) The pipetting head realizes the suction and release of liquid through the principle of negative pressure or positive pressure. (4) The software control system monitors the pipetting process in real time to ensure the precision and accuracy of the operation. 2. Automatic dispensing system: (1) Users set dispensing parameters through software, such as distribution volume, speed, target container position, etc. (2) The system controls the dispensing head to move to the designated position according to the preset program. (3) The dispensing head distributes liquid into the target container by accurately controlling components such as pumps or solenoid valves. (4) The software control system monitors the dispensing process in real time to ensure the accuracy and consistency of distribution.

As the two pillars of laboratory automation, automatic pipetting systems and automatic liquid dispensing systems provide strong support to scientific researchers with their unique functional advantages, sophisticated working principles and customized equipment configurations. On the road to exploring scientific mysteries and promoting technological innovation, they are not only key tools to improve experimental efficiency and ensure data accuracy, but also an important manifestation of the automation and intelligence of scientific research processes.