Gupta's long arm centrifugal pipette

例句：

1. 1. The Gupta's long arm centrifuge pipette is used to analyze the chemical composition of samples.
   古普塔的长臂离心管用于分析样品的化学成分。
2. 2. The Gupta's long arm centrifuge pipette was developed by a team of scientists to improve sample preparation techniques.
   古普塔的长臂离心管是由一支科学家团队开发出来的，以改善样品制备技术。
3. 3.The Gupta's long arm centrifuge pipette is widely used in laboratories around the world for its accuracy and reliability.
   古普塔的长臂离心管在全球范围内的实验室中广泛使用，因其准确性和可靠性而受到赞誉。