2020年1月9日星期四

About The Details Of HAWACH Bottle-Top Dispenser

The HAWACH bottle-top dispenser uses an integrated PTFE structure, and the dispensing process contacts the reagent material PTFE. The discharge valve has no spring structure, no corrosion and no risk of metal ion contamination reagents, and is suitable for trace analysis. The reinforced safety valve prevents leakage of fuming acid / odorous chemical liquid.
Features
From the very name, we can see the bottle-top dispenser is fixed by a screw valve on the bottle, making the solution removal process in a closed system, without volatilizing and splashing, which can effectively isolate the direct contact between the operator and the reagent, and reduce the harm to the environment and the operator. It is much safer than a measuring cylinder with a fully open pipetting process. At the same time, 200μm to 60 ml of liquid can be accurately measured by the scale adjusting device.
Classification
HAWACH bottle-top dispenser is a device for installing a large amount of solution at the mouth of a solvent bottle. It can be divided into manual mode and electric mode. The manual one is suitable for a larger amount of solution-0.5-5ml, 1-10ml, 2.5-25ml, and 5-50ml. While, the electric one is suitable for 0.1-99.9ml with USA plug, Cn plug, Euro plug, and UK plug.
Development
The bottle-top dispenser has high precision and high speed, which is superior to the traditional measuring cylinder. Because its price is much higher than the measuring cylinder, it was not widely used before. With the development of science and technology, the quality of products in all walks of life has been continuously improved, and the requirements for testing data have become higher and higher.
The use of high-precision instruments and equipment in various laboratories has also increased year by year. The accuracy of quantitatively separating liquids is the basis for accurately obtaining the number of experiments, and it has been paid more and more attention in various laboratories, and the use of bottle-top dispensers has become increasingly widespread.

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