Hangzhou Qiwei Instrument Co., Ltd
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Circular water bath nitrogen blower QW-DCY-YS12A/24A
Scope of use: Sample concentration is a problem that every chemical laboratory must address
Product details

Scope of use:

Sample concentration is a problem that every chemical laboratory must address. Previously, rotary evaporators were mainly used for concentration. However, the disadvantages of using rotary evaporators for concentration are obvious: slow concentration speed, complicated operation, and especially unsuitable for small samples. In this situation, the nitrogen blowing instrument emerged, which not only solved all the disadvantages of using a rotary evaporator, especially for small and multiple samples, but also became a standing instrument in every chemical laboratory. For samples that cannot be heated or even require cooling and concentration, only a nitrogen blower can be used for concentration. Our company's independently developed, designed, and produced nitrogen blowing instrument adopts blowing, sweeping, and capturing technology. At the same time, it can control the temperature and heat the sample, and use inert gases such as nitrogen to quickly, controllably, and continuously blow onto the surface of the sample to achieve rapid anaerobic concentration of the sample solution. This method has the characteristics of time-saving, convenience, and accuracy. Widely used in fields such as food safety, medicine, pesticide residue detection, clinical pharmacokinetics, etc.


Product Features:

1Each gas needle channel on the distribution room can be used in combination or separately, and each gas needle can be opened and closed separately. The height of the distribution room can be adjusted as needed.

2Each gas flow can be adjusted separately to meet the different needs of users. At the same time, it overcomes the weakness of different gas flow rates in each gas path of the non adjustable nitrogen blowing instrument.

3The unique self balancing suspension lifting system is ingeniously designed to make the height adjustment of the distribution room more flexible.

4Digital thermostat, dual digital display, adjustable usingPIDTechnical control.

5Components that may come into contact with solvents are all used304Stainless steel material has a long service life and is easy to clean.

6The whole machine can be placed in a fume hood for use.

7The generally applicable aperture for heating tubes is φ11-29mmUsers with special specifications can pre order their special aperture and form.

Technical Specifications:

Aseries

Product Model

QW-DCY-YS12A

QW-DCY-YS12AF

QW-DCY-YS24A

QW-DCY-YS24AF

functional type

Regular version

Anti dry burning style

Regular version

Anti dry burning style

Number of processed samples

12An independent control

24An independent control

Heating method

Circular water bath

Scope of use of test tubes

11~29mm

Sample tray lifting height

0~150mm

Sample disk rotation space

360°C

resolution

0.1

Temperature control range

Room temperature+5~99.9 ℃

Temperature control method

PIDcontrol regulation

gas flow rate

Controllable 0-15L/min

Nitrogen consumption

330ml/min/sample

power

1000W

Overall dimensions

460×350×580mm

weight

10KG

12KG




Bseries

Product Model

QW-DCY-YS12B

QW-DCY-YS12BF

QW-DCY-YS24B

QW-DCY-YS24BF

functional type

Regular version

Anti dry burning style

Regular version

Anti dry burning style

Number of processed samples

12An independent control

24An independent control

Heating method

Circular water bath

Scope of use of test tubes

11~29mm

Sample tray lifting height

0~150mm

Sample disk rotation space

360°C

resolution

0.01

Temperature control range

Room temperature+5~99.9 ℃

Temperature control method

PIDcontrol regulation

gas flow rate

Controllable 0-15L/min

Nitrogen consumption

330ml/min/sample

power

1000W

Overall dimensions

460×350×580mm

weight

10KG

12KG


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