Pipette & burette
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Pipette & burette
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642A Class A burette with straight stopcock
Product features:The Class A glass acid burette with a glass stopcock is made of borosilicate glass. It has a slender and uniformly inner-diameter glass tube, which is equipped with precise scales. The "0" scale is at the upper end, and the full-scale mark is at the lower end. The scale values gradually increase from top to bottom. The lower end is connected to a glass stopcock, and the flow rate and outflow volume of the solution can be controlled by rotating the stopcock. It is mainly used in titrimetric analysis methods and is an important glass instrument for volumetric analysis.

tiandi@tiandicn.com  /  lab-glassware@tiandicn.com

+86-515-88631536  /  +86 13912566435

+ 86 19551521639

Tiandilabware

Product features

The Class A glass acid burette with a glass stopcock is made of borosilicate glass. It has a slender and uniformly inner-diameter glass tube, which is equipped with precise scales. The "0" scale is at the upper end, and the full-scale mark is at the lower end. The scale values gradually increase from top to bottom. The lower end is connected to a glass stopcock, and the flow rate and outflow volume of the solution can be controlled by rotating the stopcock.

It is mainly used in titrimetric analysis methods and is an important glass instrument for volumetric analysis. It can be used to hold acidic solutions or oxidizing solutions, such as hydrochloric acid, sulfuric acid, potassium permanganate, potassium dichromate and other solutions. By precisely controlling the outflow volume of the solution, it can be used to determine the concentration of an unknown solution or carry out other relevant quantitative analysis experiments.

The Class A burette has a high precision, and its allowable error complies with national standards, which can meet the requirements of most high-precision analysis experiments and ensure the accuracy and reliability of the measurement results.

The glass stopcock fits closely with the main body of the burette. After fine processing and debugging, it has good air tightness. During the titration process, it can effectively prevent the solution from leaking and ensure the accuracy of the titration results.

The design of the glass stopcock makes the operation relatively convenient. Rotating the stopcock can flexibly control the outflow speed of the solution, which is convenient for experimenters to make precise adjustments according to the titration process.

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Product details

We can produce different burettes as per customer’s requirements.We can also print your logo on the burettes if the quantity is large,please feel free to contact us online.

Product specifications

Item NO.Capacity
     (ml)
graduation
     (ml)
Capacity tolerance
     (±ml)
Length
     (mm)
PCS/CTN
1642A-10100.050.02560060
1642A-25250.10.0563060
1642A-50500.10.0586060
1642A-1001000.20.186060

Product applications

The acid burette is one of the main measuring instruments used in titrimetric analysis. It can be filled with acidic or oxidizing titrants for titration analysis experiments. By precisely controlling the outflow volume of the solution, it is used to determine the concentration of unknown solutions or conduct other relevant quantitative analysis experiments.

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