pipette C. syringe D. dropper 相关知识点: 试题来源: 解析 B。解析:pipette(移液管)用于精确移取一定量的液体。graduated cylinder(量筒)虽然也能测量液体体积,但精度不如移液管;syringe(注射器)主要用于注射或抽取液体,在化学实验中较少用于精确移取液体;dropper(滴管)移取液体不够精确。
In the present instance, the pipette is graduated as shown. In the operation of this device, the outer attenuated end of the pipette 14 is immersed in the usual manner in the liquid to be drawn into the pipette. Thereafter, the rubber bulb I is collapsed by pressure of the fingers, the...
Model NO. serological pipette Disposable Disposable Certification CE, ISO, RoHS, FDA Power Source Manual Material Rubber / Plastic Product Name Laboratory Consumable Disposable Hospital Accurate Regular Size 1ml, 2ml, 5ml, 10ml, 25ml, 50ml, 100ml Graduation Clear...
A burette consists of a long, graduated tube, often glass, that is marked with volume measurements. At the bottom of the tube is a stopcock, or valve, used to stop and start the flow of liquid from the burette. The small, tapered end of the burette is the capillary tube. Burettes ar...
Propanol solution (ETAF, ESTF, DTF, DF) or dispersion (ESF), 8 mg/mL, was freshly prepared and the volume of each formulation, as needed for each treatment, was measured using a graduated pipette (accuracy 0.01 mL). The treatment was performed by a Pasteur pipette using the classical ...
Laboratory 1mL 2mL 3mL 5mL 10mL ldpe disposable plastic pasteur pipette sterile $0.02-0.03 查看商品详情 供应商回复: "Thank you so much for your positive feedback! We're thrilled to hear that you are satisfied with the quality of the 3ml pipettes. We appreciate your support and look forward...
1. Graduated PP 2. suited for centrifugation purposes and thermal cycling applications 3. used in many block regular and real-time thermal cyclers 4. great flexibility in opening and closing repeatedly Cat.#DescriptionPackageCarton Size(cm)G.W(KG) ...
0.5ml 1ml 2ml 5ml 10ml graduated medical plastic disposable sterile dropper transfer micro pasteur pipette 3ml $0.01 - $0.03 Min. order: 50000 pieces 5ml 10ml pasteur pipette transfer pipette $0.01 - $0.03 Min. order: 50000 pieces Good Price Sterile Disposable 3ml Dropper Plastic Transfer Pasteur...
Which instrument(s) has (have) the greatest precision for measuring volume: 10 mL graduated cylinder, 50 mL graduated cylinder, 50 mL burette, 10 mL graduated transfer pipette, and 10 mL volumetric pi Which measuring device could you use to transfer 50.0 mL of liquid?
3. Made of polypropylene, autoclavable 4. Available in 10μl, 200μl and 1000μl sizes, suitable for standard manual and electronic pipettes 5. 10μl and 200μl tips are graduated, 200μl tips have a beveled point design that reduces sample retention ...