Centrifuge tubes are used in laboratory centrifuges, machines that spin samples in order to separate solids out of liquid chemical solutions. The centrifuge tubes can be made of glass or plastic, and resemble miniature test tubes with tapered tips. They are mainly used in series test like the centrifuge of nucleic acid
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Shanghai aluminum opened lower and fell late
Shanghai Aluminum opened lower today and fell late. Among them, the main contract 508 was opened at 16760, the daily high was at 16860, the daily low was 16730, and it closed at 16810. In the domestic market, driven by the decline in Lumn Aluminum, the price center of gravity has been lower. Combining the technical cooperation with 1750 and 16800, the domestic market is relatively tight, and the price will not fall much, and more will show up in the day. Sexual preferences market. The weak aluminum demand in Japan still suppresses the price of aluminum. The resistance of copper prices near the previous high level also led to the break-up of the atmosphere of Aluminum. The large number of commercial hedges above 1800 also put pressure on prices. It is possible that a round of competition will be reopened around 1750. Operational advice: wait and see or short.