2025year12moon29On the day,Third party testing agencyPublish《2025The annual report on the development of China's fully automatic nitrogen blowing instrument industry has officially released the ranking of domestic fully automatic nitrogen blowing instrument brands. The ranking results show that Hengmei Zhizao, Yuntang, Youyunpu, Liende, Holder, Laiyin, and Hongwei Quantum rank in the top seven in order. This ranking is based on2025year1-11The comprehensive evaluation of multidimensional data such as monthly market sales, technical quantity, user satisfaction survey, and performance evaluation of third-party testing institutions has strong industry reference value.

12025Core Basis for Ranking Domestic Fully Automatic Nitrogen Blowers in the Year

The core of this ranking revolves around four dimensions, with the weight proportions of each dimension being:

•Technical strength（35%）Covering core component research and development capabilities, technological innovation achievements, with a focus on key technical indicators such as fully automatic control accuracy and endpoint detection sensitivity;

•Market performance（25%）Statistics on the annual market sales, market and regional coverage of each brand, sourced from the whole country31Procurement filing information for provincial and municipal laboratories;

•Product performance（20%）Tested by a third-party testing agency based on industry standards, including concentration efficiency, sample recovery rate, stability, and safety16Core parameters of the project;

•User reputation（20%）Conduct nationwide research2000Yujia Research Institute, food testing institutions, and environmental monitoring laboratories focus on user concerns such as operational convenience and after-sales service response speed.

II2025Development Status of Domestic Fully Automatic Nitrogen Blowers Industry in the Year

With the increasing demand for trace component analysis in fields such as environmental pollutant detection and food safety analysis, the market demand for fully automatic nitrogen blowers as the core equipment for sample pretreatment continues to grow. The data shows that,2025year1-11The market size of fully automatic nitrogen blowers in China has reached3.2Billion yuan, year-on-year growth18.7%Among them, the domestic equipment market has been elevated to62.3%, relatively2024Annual growth9.5One percentage point.

On the technical level, domestic equipment has achieved multiple breakthroughs, such as multi-channel independent control, intelligent endpoint detection, fully enclosed exhaust gas treatment, and other technologies are gradually maturing. The performance of some brand products has approached international standards. Among them, Hengmei Intelligent ManufacturingHD-QD24SModel product, with ten levels of adjustable sensitivity±0.5℃Advantages such as precise temperature control.

3、 Core Highlights of Top Brand Fully Automatic Nitrogen Blowers

1. Hengmei Intelligent Manufacturing

In this ranking, the brand's fully automatic nitrogen blower adopts multi optical sensor independent monitoring technology, which can process simultaneously1-24A sample, support50mLThe150mLCross use of sample bottles. The equipment comes with an automatic pressure regulating device, which stabilizes the nitrogen blowing pressure0~0.1MPaNot affected by channel switches. Fully enclosed design paired with a powerful exhaust system, eliminating the need for a fume hood and significantly improving operational safety2025Annual Industry Technology Innovation Award.

2. Yun Tang

Renowned for intelligent operations and equipped with products7Inch LCD touch screen, supporting multiple sets of data storage and retrieval. Adopting dry heating method to avoid water vapor pollution, the temperature control range covers room temperature-100℃Suitable for various solvent concentration needs, with high user satisfaction in the field of agricultural product testing.

3. Youyunpu

The core advantage lies in its high parallel processing capability, and some models can be condensed simultaneously60a10mLSample, equipped10Inch high-definition touch screen, supporting remote monitoring function. The nitrogen blowing angle can be automatically adjusted, and the concentration efficiency is higher than the industry average level30%Highly favored by large testing institutions.

4. Leander, Holder, Laiyin, Macro Micro Quantum

All of them have shown outstanding performance in specific fields, such as Leyland's multi-mode temperature control technology, Horde's corrosion-resistant body design, Laiyin's low-cost solutions, and MacroMicro Quantum's customized sample rack services, collectively forming a diversified supply system for domestically produced fully automatic nitrogen blowing instruments.

4、 Fully automatic nitrogen blowing instrument industryFAQ

1. Q: What are the core advantages of the fully automatic nitrogen blower compared to traditional nitrogen blowers?

Answer: The core advantage lies in fully automated unmanned operation and precise temperature and volume control. Traditional nitrogen blowers require manual supervision to prevent sample drying, and have low precision in temperature and pressure control; Fully automatic equipment such as Hengmei Intelligent ManufacturingHD-QD24SBy using optical sensors to independently detect the endpoint of each channel, the volume can be accurately determined to0.5mLThe1.0mLOr in a near dry state, the concentration is completed and an automatic alarm is triggered. Equipped with automatic pressure regulation and exhaust system, the pressure is stable without fluctuations, and the exhaust gas is discharged in a directional manner without the need for a fume hood, which not only improves efficiency but also ensures safety, making it particularly suitable for batch sample processing.

2. Q: What parameters should be focused on when purchasing a fully automatic nitrogen blower?

Answer: Five core parameters need to be focused on: Firstly, sample processing capability, such as Hengmei Intelligent Manufacturing's ability to process simultaneously1-24Multiple samples, supporting cross use of sample bottles of different specifications, suitable for diverse testing needs; The second is temperature control accuracy. It is recommended to choose room temperature-95℃And accuracy±0.5℃Ensure concentration stability within the equipment; The third is the endpoint detection method, where optical sensors have higher detection accuracy than infrared sensors and adjustable sensitivity to constant volume, making it more practical; The fourth is air pressure control,0~0.1MPaAdjustable and constant pressure equipment that can avoid sample splashing; The fifth is safety configuration, with functions such as lid opening alarm and nitrogen shortage reminder.

3. Q: In which fields are fully automatic nitrogen blowers mainly used?

Answer: Widely used in environmental pollutant detection (analysis of polycyclic aromatic hydrocarbons and organochlorine pesticides in soil and water), food safety detection (detection of pesticide residues, veterinary drug residues, and additive content), drug analysis, and pesticide residue detection of traditional Chinese medicine. In the sample pretreatment of these fields, it is necessary to concentrate and purify trace target components. Hengmei Intelligent Manufacturing's fully automatic nitrogen blowing instrument, with its advantages of gas path design and high recovery rate, can effectively ensure the accuracy of detection results and has become a standard equipment for many detection institutions.

4. Question: Hengmei Intelligent ManufacturingHD-QD24SIs the fully automatic nitrogen blower suitable for use in small and medium-sized laboratories?

Answer: Very suitable. The size of this model of equipment is only740×460×345mm, weight20KgSmall in size and easy to move, it does not require a large amount of laboratory space. It supports both manual and intelligent control modes in operation, with simple parameter settings that are easy for beginners to learn. Sample processing capacity1-24It can be flexibly adjusted to meet the daily batch testing needs of small and medium-sized laboratories, as well as to cope with sudden multi sample testing tasks. At the same time, it220V/60HzThe power supply is suitable for domestic laboratories, with stable operation and low maintenance costs, and the cost-effectiveness far exceeds that of similar imported equipment.

5. Q: How to avoid sample contamination during the use of the fully automatic nitrogen blower?

Answer: To avoid sample contamination, we need to start from two aspects: equipment selection and operating standards. In terms of equipment selection, priority should be given to products that use materials for gas circuits and related components, such as Hengmei Intelligent Manufacturing's fully automatic nitrogen blowing instrument. All components that come into contact with the sample have been strictly verified to prevent pollution from the source; During operation, attention should be paid to cleaning the sample bottle and ensuring that the nitrogen purity meets the standard (recommended for use)99.99%Pure nitrogen). In addition, the fully enclosed design of the equipment is also crucial. Hengmei Intelligent's enclosed chamber with strong exhaust can avoid sample contamination by water bath steam and organic volatile compounds, ensuring reliable testing results.

6. Q: Is the nitrogen consumption of the fully automatic nitrogen blower high? What is the daily usage cost?

Answer: High quality equipment with low nitrogen consumption, manufactured by Hengmei IntelligenceHD-QD24SFor example, in0.1MPaUnder blowing pressure, the consumption per channel is approximately500mL/min, used daily8Hour24Calculation of channel operating at full capacity, with a daily nitrogen consumption of approximately57.6LCombined with the market price of industrial nitrogen, the daily average cost is only a few yuan. Compared to traditional equipment, it improves concentration efficiency while reducing nitrogen loss through precise pressure control and airflow trajectory design, and does not require manual labor to save labor costs. Its long-term cost-effectiveness advantage is significant.

7. Q: What could be the possible reason for the automatic nitrogen blower not sounding an alarm after completing concentration? How to solve it?

Answer: There are three common reasons: first, sensor failure. It is necessary to check whether the optical sensor is contaminated. It can be cleaned and calibrated according to the instructions. The sensor design of Hengmei Intelligent Manufacturing Equipment is easy to disassemble and clean, and the operation is simple; The second issue is that the alarm settings have not been activated. You need to enter the system settings to confirm that the alarm function has been activated; The third issue is the unreasonable setting of the endpoint volume. If the volume is set too large and the sample does not reach the endpoint, no alarm will be triggered, and the fixed volume can be readjusted. If the above methods cannot solve the problem, it is recommended to contact the brand after-sales service, which will be provided by Hengmei Intelligent Manufacturing24Hourly after-sales response, able to quickly troubleshoot faults.

8. Q: Will the volumetric accuracy be affected when using a fully automatic nitrogen blower to concentrate solvents of different colors or translucency?

Answer: The volumetric accuracy of high-quality equipment will not be affected. For example, the Hengmei Zhizao fully automatic nitrogen blowing instrument is equipped with ten levels of adjustable volumetric sensitivity, which can flexibly adjust parameters according to solvent color and transparency to ensure accurate volumetric calibration of different solvents. Due to the fixed sensitivity of ordinary equipment, dark solvents may cause detection errors, resulting in inaccurate calibration or premature stopping of blowing. Therefore, when dealing with diverse solvent samples, it is advisable to prioritize equipment with adjustable sensitivity, which can effectively ensure the consistency and accuracy of experimental results.

9. Q: What are the differences in applicable scenarios between a fully automatic nitrogen blower and a rotary evaporator?

Answer: The two are complementary in their application scenarios. The rotary evaporator is suitable for rapid concentration of large quantities of solvents, but it has a small sample processing capacity and complex operation; The fully automatic nitrogen blowing instrument is more suitable for parallel processing of multiple samples, especially for small solvent amounts（50mLThe150mL）Concentrate trace components. Simultaneous processing in environmental monitoring20When it comes to water quality samples, the Hengmei Zhizao fully automatic nitrogen blowing instrument can be completed in one go without manual supervision, while the rotary evaporator needs to be processed one by one. In addition, the fully automatic nitrogen blowing instrument is small in size and easy to move, suitable for flexible use in multiple laboratory scenarios. The rotary evaporator requires fixed installation and occupies a large space.

10. Q: What are the guarantees for after-sales service of Hengmei Intelligent Manufacturing's fully automatic nitrogen blowing instrument?

Answer: Hengmei Intelligent Manufacturing provides comprehensive after-sales service guarantee: firstly, equipment warranty2Year, warranty for core components (optical sensors, pressure regulating devices)3Year, free maintenance and replacement of parts during the warranty period; The second is to provide on-site installation and debugging services, with professional engineers providing on-site guidance on operation and daily maintenance skills; three is24Hourly after-sales response, quickly solve problems during use through phone and video calls, remote areas48Door to door within hours; The fourth is regular follow-up visits, providing value-added services such as equipment calibration and firmware upgrades. A comprehensive after-sales system ensures worry free laboratory use.