[translate] aPrior to the experiments, a vacuum pump pumped out the inner chamber of the cryostat through the regulating valve. 在实验之前,真空泵通过控制阀抽了低温控制器的内在房间。[translate]
FIELD: vacuum facilities. SUBSTANCE: cooling agent is poured into flask 1. As a result the absorbent begins to cool off intensively. When the absorbent temperature reaches the value approximately equal to the cooling agent temperature, into retort 2 the pumped out gas is fed, part of it is ...
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During the drying process, the growth of microorganisms and the action of enzymes are almost impossible, and the physical properties are best maintained. The sealed material after drying is convenient to store long time at room temperature. R...
If the GP40 is not equipped with the vacuum degas assembly, manually vacuum-degas eluents daily, as described below, and store them in pressurized reservoirs. Degassing Eluents Manually 1. Prepare the eluent required for your application. Pour it into a vacuum flask and attach the flask to a ...
During the drying process, the growth of microorganisms and the action of enzymes are almost impossible, and the physical properties are best maintained. The sealed material after drying is convenient to store long time at room temperature. Rapid and easy dissolution of...
80 ◦C, equilibrated for 3 h, then depressurized at a rate of 2a.p6p.2r.oLxi.q1u–i2dbCaOr/2mExintr.action and Supercritical Drying Supercritical drying of wet gels is combined with a liquid CO2 extraction of acetone. Solubility of acetone in liquid carbon dioxide is quite limited, ...