Hangzhou Qiwei Instrument Co., Ltd. is one of the leading manufacturers and suppliers of square water bath nitrogen evaporator in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to wholesale bulk square water bath nitrogen evaporator in stock here from our factory. We also accept customized orders.
product key technologies

Introduction
1. The Square Water Bath Nitrogen Evaporator adopts solid-phase extraction pretreatment technology, which can effectively replace traditional liquid-liquid extraction and chromatography techniques. With this advanced technology, samples can be separated and purified quickly, impurities in samples can be effectively removed, and the accuracy and reliability of subsequent analysis can be guaranteed. In addition, using nitrogen blowing instead of the commonly used rotary evaporator for sample concentration can greatly shorten the analysis time, reduce experimental steps, and lighten the labor intensity of operators.
2. The nitrogen-blowing device of the Square Water Bath Nitrogen Evaporator takes water as the bath medium, which has good thermal conductivity and uniform heat transfer performance. This makes it easy to heat samples quickly and control the temperature accurately in a short time. During the experiment, nitrogen is evenly blown onto the sample surface to realize oxygen-free concentration of liquid samples, avoiding sample oxidation and ensuring the integrity of sample components. Besides, the blowpipes of the device are designed independently without interfering with each other, which can effectively prevent cross-contamination between samples and ensure the purity of experimental results.
Application
The Square Water Bath Nitrogen Evaporator is specially designed for sample preparation in liquid chromatography, gas chromatography, and mass spectrometry analysis. It uses internationally recognized advanced technology, concentrating samples by gently blowing nitrogen onto the surface of heated samples. This scientific and efficient concentration method saves time, is easy to operate and control, helping operators quickly get the desired experimental results. It greatly improves the efficiency of sample pretreatment and provides a solid foundation for subsequent analysis work.

Technical Parameter
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Technical Parameters |
Economy model / Anti-dry-burning / Anti-dry-burning + Magnetic stirring |
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Model |
QW-DCY-S12A / S12AF / S12AFC |
QW-DCY-S12B / S12BF / S12BFC |
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Resolution |
0.1 |
0.01 |
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Temperature Control Range |
Room temperature: +5-99.9℃ |
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Temperature Control Accuracy |
±0.5℃ |
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Number of Samples |
12 |
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Heating Method |
Heating in water bath |
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Volume of Sample Bottle |
15 or 20ml |
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Test Tube Rack |
One |
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Test tube Aperture |
Standard 15mm |
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Display Mode |
LCD liquid crystal backlit display |
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Temperature Stabilizing |
PID digital display control |
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Display Content |
Actual temperature / set temperature |
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Power |
600W |
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Size |
345×220×500mm |
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Weight |
7KG |
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