What can we use to stir liquids? A. stirring rod B. pipette C. tweezers D. graduated cylinder 相关知识点: 试题来源: 解析 A。选项 A“stirring rod”是搅拌棒,用来搅拌液体;选项 B“pipette”是移液管;选项 C“tweezers”是镊子;选项 D“graduated cylinder”是量筒。
cocktail, stirring rod for use in e.g. household area, has hollow body with inner space that is filled with liquid and/or gas, and solid bodies arranged in inner space and in area of extended diameter of rod
Product name:PTFE Stirrer Paddle, Stirring Rod For Lab Use;Material:ptfe;Specification:250mm~600mm;Color:White;Application:Lab, Scientific research use etc.;characteristic:High temperature resistance;Magnetic stir bar design:customized;Usage:for mixing l
The stirrer (1) has a shaft (3) forming a rotation axis and a stirring head (2) attached at an end region of the shaft, where the stirrer consists of a metallic rod. The head comprises a circular ring that is designed as a protective ring (4) with a cross bar, which is centrally...
The prepared CS solution (1% w/v) was added dropwise to an equal volume of liposomal dispersion containing 5-FU with continuous sonication (40% amplitude) for 5 min using a probe-sonicator (Bian et al., 2015). The formed dispersion was kept under constant stirring for 2 h at room ...
The resulting voltage at the end of the PEO treatment was ~460 V. The electrolyte contained 1 g/L KOH, 8 g/L Na3PO4 and 12 g/L NaAlO2 dissolved in deionized water. The specimen was put into the electrolyte bath with constant stirring and kept at 20 ± 2 °C by ...
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The preparation was carried out in a one liter, three-necked flask fitted with a tap adaptor, a stirring rod (plus air-tight seal) and a two-necked adaptor holding a gas-balanced dropping funnel and water cooled condenser. Into this flask were placed magnesium turnings (13.2 g, 0.54 mol)...
摘要：A handheld type stirring device including a body, a dust protective cover, and a stirring rod. A divergent end of a bowl-shaped dust protective cover is fitted over a corresponding bowl-shaped portion of the body, and a funnel-shaped top portion of the stirring rod is fitted in ...