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burette

n. 滴管

滴管

WordNet (r) 3.0 (2006) (WordNet)

burette
n 1: measuring instrument consisting of a graduated glass tube
with a tap at the bottom; used for titration [synonym:
{burette}, {buret}]

The Collaborative International Dictionary of English v.0.48 (gcide)

Burette \Bu*rette"\, n. [F., can, cruet, dim. of buire flagon.]
(Chem.)
An apparatus for delivering measured quantities of liquid or
for measuring the quantity of liquid or gas received or
discharged. It consists essentially of a graduated glass
tube, usually furnished with a small aperture and stopcock.
[1913 Webster]

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Burette - Wikipedia
A burette (also spelled buret) [1] is a graduated glass tube with a tap at one end, for delivering known volumes of a liquid, especially in titrations It is a long, graduated glass tube, with a stopcock at its lower end and a tapered capillary tube at the stopcock's outlet
Burette: Types, Uses, Advantages, Limitations - Science Info
What is Burette? A burette is a laboratory instrument designed for the accurate dispensing of small volumes of liquid or gases It consists of a long, graduated glass tube equipped with a valve, typically located at one end, allowing precise control of the liquid flow
Burettes | Fisher Scientific
Liquid is slowly dispensed from a burette into a flask or beaker that holds a known amount of the test substance The burette has a solid glass or PTFE stopcock or other fitting to regulate the flow of the liquid
How to Read a Buret: A Simple Guide to Measuring Volume
Learn to use a burette for titration and other experiments A burette (or "buret") is a handy lab tool for dispensing fluids into solutions and, more importantly, for measuring how much fluid you've dispensed
Burette | Definition, Description, Facts | Britannica
Burette, laboratory apparatus used in quantitative chemical analysis to measure the volume of a liquid or a gas It consists of a graduated glass tube with a stopcock (turning plug, or spigot) at one end
Understanding Burettes: History, Functions, Types, and Tips for Using . . .
A burette is a long, cylindrical tube with fine volume graduations and a tap or stopcock at its lower end It is used to dispense precise volumes of liquid, especially during titration, where a solution of known concentration is gradually added to one of unknown concentration to determine the latter’s exact value
What Is a Burette Used in a Chemistry Lab? - Glassment
Learn burette used in chemistry lab, titration methods, pipette differences, and precision glassware solutions by Glassment for accurate testing
Amazon. com: Lab Burettes - Lab Burettes Glassware Labware . . .
QWORK 25mL Class A Borosilicate Burette with Glass Key Stopcock - Laboratory Grade, 2 Pack Precision Graduated, 22 5 Inches Tall for Lab, Home, Beer, and Wine Making
Burettes | McMaster-Carr
Choose from our selection of burettes in a wide range of styles and sizes Same and Next Day Delivery
Burettes - Thermo Fisher Scientific
Burettes Devices composed of a long, graduated glass tube with a stopcock at the lower end that are designed for simultaneous dispensing and measurement of liquids Flow rate of the liquid is controlled by the stopcock valve Includes burette filler kits

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