Pipette & burette
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Pipette & burette
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647B Class B amber glass burette with rubber tubing connection,glass bead and glass tip
Product features:Amber glass burette has a light-proof function. The brown appearance can effectively block light, especially when titrating light-sensitive substances, which can prevent the solution from decomposing, deteriorating or producing chemical reactions due to light. For example, in titration experiments containing certain photosensitive reagents,amber burette can ensure the stability of the solution and the accuracy of the titration results. The lower end of the alkaline burette is connected to a rubber tube, and there is a glass bead in the rubber tube.

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

+86-515-88631536  /  +86 13912566435

+ 86 19551521639

Tiandilabware

Product features

Amber glass burette has a light-proof function. The brown appearance can effectively block light, especially when titrating light-sensitive substances, which can prevent the solution from decomposing, deteriorating or producing chemical reactions due to light. For example, in titration experiments containing certain photosensitive reagents,amber burette can ensure the stability of the solution and the accuracy of the titration results.

The lower end of the alkaline burette is connected to a rubber tube, and there is a glass bead in the rubber tube. By squeezing the rubber tube, the glass beads move to control the outflow of the titrant. This structure cleverly avoids direct contact between the alkaline solution and the glass piston. Its pointed mouth part is used to precisely control the outflow speed and flow rate of liquid, makes the titration operation more precise. During the titration process, ensure that the titrant can be dripped into the solution being titrated at a stable and accurate rate.

Alkaline burettes are specially used to hold alkaline solutions, such as sodium hydroxide solution, potassium hydroxide solution, etc. Due to its special structure and material, it cannot be used in acidic solutions and strongly oxidizing solutions, because acidic solutions will corrode rubber tubes, and strong oxidizing solutions will cause oxidation reactions with rubber tubes and damage burettes.The scale of class B alkaline burette is relatively accurate. Although it is not as precise as class A burette, it can meet the needs of many routine experiments and analysis. For example, in general chemical experiment teaching, when the titration accuracy requirements are not extremely stringent, the B-class alkaline burette can accurately measure and titrate solutions, and its scale error is within the allowable range.

The scale of the tube body is evenly graduated, which can ensure consistent measurement accuracy in different volume ranges.The volume change of the titrant can be accurately read both at the beginning of the titration and towards the end. This uniform division also facilitates users to quickly estimate the amount of titrant and improves the efficiency of experimental operations.

The unique soft rubber head of the alkaline burette can prevent corrosion by alkaline solutions. Squeeze the rubber tube to control the titration speed, makes it more stable and controllable. The surface of the product is smooth, no protrusion, beautiful and generous; thickened glass, uniform wall thickness, bright and transparent, high transparency; fine craftsmanship, delicate and strong, beautiful and textured; clear scale, clear and easy to read, wear-resistant and not chipped; fine and pointed mouth, flow rate is uniform.

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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
1647B-10100.050.05600120
1647B-25250.10.1630120
1647B-50500.10.186090
1647B-1001000.20.286072

Product applications

Widely suitable for routine experiments: Class B alkaline burettes are widely used in various chemical laboratories, teaching laboratories, and in routine quality inspection links in some industrial productions. For example, in ordinary acid-base neutralization titration experiments and some component analysis experiments that do not require particularly high accuracy, Class B alkaline burettes can play a role in providing accurate titration data for the experiment.

Meet general scientific research needs: For some scientific research projects that do not have extremely strict titration accuracy requirements, Class B alkaline burettes can also meet basic experimental needs. For example, in some preliminary scientific research and exploration experiments, or when the accuracy requirements of experimental results are relatively moderate, the B-class alkaline burette can be used as an economical and practical choice to help scientific researchers obtain the required experimental data.

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