Core Viewpoint - The article discusses the repair process of the Hach 2100N Turbidimeter, highlighting the troubleshooting steps taken to resolve an error and the importance of understanding electronic components in maintenance [3][8][16]. Instrument Configuration - The Hach 2100N Turbidimeter has a measurement range typically from 0 to 1000 NTU, with some versions reaching up to 4000 NTU. The highest accuracy is achieved in the low range of 0-10 NTU [5]. - The instrument features a resolution of 0.01 NTU in low range, 0.1 NTU in the 10-100 NTU range, and 1 NTU in high range. It uses a tungsten lamp as a light source, which differs from newer models that utilize LED technology [6]. Accuracy and Issues Encountered - The accuracy of the instrument is ± 2% of the reading or ± 0.01 NTU, whichever is greater, when using StablCal standard solutions within the 0-1000 NTU range [7]. - An error message "Err10" was displayed upon startup, prompting a review of the instrument's manual for troubleshooting [8]. Troubleshooting Process - Upon inspection, it was found that the lamp was not lit, leading to the hypothesis that there might be an issue with the lamp control circuit. A multimeter was used to check the circuit continuity, revealing an abnormality in a CR4 diode [9]. - The CR4 diode was identified as a switching diode related to the lamp control. After sourcing a replacement from inventory, the faulty diode was replaced, restoring normal operation of the instrument [14]. Summary and Considerations - The repair involved addressing a circuit board issue due to a faulty switching diode, which, once replaced, allowed the instrument to function correctly. This experience underscored the importance of practical knowledge in electronics and the potential for cost savings in repairs [16]. - Caution is advised in circuit board repairs due to the high level of expertise required, as improper handling could lead to more significant issues and increased repair costs [16].

Core Viewpoint - The article emphasizes the importance of recognizing and promoting high-quality domestic scientific instruments, highlighting the "国产好仪器" initiative which aims to showcase superior products in the industry [2][4]. Group 1 - The "国产好仪器" initiative is focused on identifying and endorsing high-quality, stable-performing domestic instruments, collaborating with company leaders to promote their products [2]. - Users' feedback is a critical component in determining the quality of the instruments, reinforcing the idea that "user approval is the true measure of quality" [4][5]. - The initiative is part of a broader effort by the "仪器信息网" to enhance visibility and support for domestic scientific instruments [2][4].

Core Points - The article emphasizes the importance of recognizing and promoting high-quality domestic instruments in the industry, particularly through the "国产好仪器" initiative [1][4] - It highlights the publication of a practical guide titled "Liquid Chromatography Practical Handbook," which aims to support professionals in the field [2] Group 1 - The "国产好仪器" initiative is focused on identifying and endorsing superior domestic instruments, collaborating with industry leaders to enhance product visibility [1][4] - The article encourages participation in the initiative and provides a platform for users to learn about and nominate quality instruments [1] - A free giveaway of the "Liquid Chromatography Practical Handbook" is being promoted to engage the audience and provide valuable resources [2]

Core Viewpoint - The article highlights high-paying job opportunities in the after-sales sector of the instrumentation industry during the National Day holiday, encouraging job seekers to consider these positions. Group 1: Job Opportunities - Agilent is hiring Customer Service Engineers nationwide, requiring a Master's degree in relevant fields and strong communication skills [2] - Anton Paar is looking for a Maintenance Engineer in Shanghai, requiring a Bachelor's degree and at least 2 years of experience in laboratory equipment maintenance [3] - Beiyu Analysis is offering positions for Laboratory Technicians in Beijing with a salary range of 5,000 to 8,000 RMB per month [4] - Dalian Tianyi is seeking after-sales maintenance personnel for laboratory analysis instruments in Suzhou, offering a salary of 8,000 to 10,000 RMB per month [6] - Jingtai Technology is hiring for an Operations and Maintenance position in Shanghai, with a salary range of 8,000 to 13,000 RMB per month [7] - Innovation Dynamics is looking for a Compliance Validation Manager in Beijing, offering a salary of 10,000 to 15,000 RMB per month [8] - Puyutech is hiring Operations Service Engineers in Yibin, with a salary range of 6,000 to 8,000 RMB per month [10] - Dan Dong Bate is seeking After-sales Service Engineers in Wuhan, offering a salary of 6,000 to 8,000 RMB per month [12] - Puxi is looking for a Customer Service Manager in Urumqi, with a salary range of 8,000 to 14,000 RMB per month [13] - A position in Zhengzhou offers a salary of 10,000 to 12,000 RMB per month [15] - A position requiring a Master's degree in Life Sciences is available, with a focus on biological and pharmaceutical backgrounds [16]

Core Viewpoint - The article highlights high-paying pre-sales positions in the instrumentation sector, providing job opportunities and requirements for various roles in different companies [2][3][4][6][10]. Group 1: Job Opportunities - Tianmei is hiring a Spectroscopy Product Application Engineer in Shanghai with a salary range of 8k-15k and requires a master's degree in a related field and experience in Raman spectroscopy [2]. - Zhizhu is looking for a Pre-sales Engineer (Technical Sales) in Beijing offering a salary of 15k-25k, requiring a bachelor's degree in relevant fields and familiarity with the core business processes of target customers [3]. - Baocheng Bio is seeking a Mass Spectrometer Product Manager in Hangzhou with a salary range of 13k-17k, requiring a master's degree and over five years of lab experience [4][5]. - Peian is hiring a Pre-sales Project Manager (Peptide Synthesis) in Shanghai with a salary of 10k-15k, requiring practical experience in peptide synthesis and a bachelor's degree [6]. - Boshi Lang is looking for technical support for Agilent product lines in Lanzhou, offering a salary of 6k-8k, requiring at least three years of experience in chemical analysis instruments [7]. Group 2: Job Requirements - The positions require various educational backgrounds, primarily in chemistry, biochemistry, and related fields, with many roles demanding a master's degree or higher [4][5][6][10]. - Experience in specific technologies, such as MALDI-TOF mass spectrometry and chromatography, is often required, along with strong communication and market insight skills [5][10]. - Many roles emphasize the need for adaptability, willingness to travel, and the ability to work in a team environment [6][10].

Group 1 - The article highlights the initiative of "国产好仪器" which focuses on selecting high-quality and stable performance domestic instruments, collaborating with company leaders to endorse their products [2][5] - A promotional event is mentioned where a book titled "近红外光谱实战宝典" is being given away for free as part of a National Day celebration [3] - The article encourages readers to follow the "国产好仪器" section on the Instrument Information Network for more details and participation [5][8]

Core Insights - The article emphasizes the importance of high-quality after-sales service in the scientific instrument industry, highlighting that proactive customer care enhances user experience and strengthens emotional connections with brands [1]. Group 1: Customer Care Initiative - The "Customer Care Season" is a large-scale public after-sales service event organized by the Instrument Information Network in collaboration with multiple brand partners, now in its fifth edition [1]. - The initiative provides free on-site inspections, remote guidance, and after-sales live broadcasts to users in the scientific and industrial sectors across the country, aiming to improve user experience and address equipment operation challenges [1]. - The event features participation from well-known brands such as Thermo Fisher, Shimadzu, Danaher Group, Jena, and HORIBA, showcasing its strong industry influence and extensive service network [1]. Group 2: Industry Focus - The initiative reflects the industry's high regard for customer value and the ongoing pursuit of service quality [1]. - The proactive after-sales approach and craftsmanship in service delivery are highlighted as key elements in meeting user needs [1].

Core Viewpoint - The article announces the nominees for the "3i Award - Excellent New Products in the Scientific Instrument Industry" for the first half of 2025, highlighting the importance of innovation in the industry and the rigorous evaluation process involved in the selection [2][4]. Summary by Sections Nomination Announcement - A total of 40 new products have been nominated for the "3i Award" in the first half of 2025, representing approximately 16% of the total submissions [1][4]. Evaluation Process - The evaluation process involved a strict review by a professional editorial team, an online review team, and the Technical Review Committee, which consists of over 300 senior experts from academia, research institutions, and enterprises [4][6]. - The nominated products were selected from 243 submissions made by domestic and international manufacturers between February 15 and July 15, 2025 [2][4]. Criteria for Nomination - Nominated instruments must meet specific criteria, including significant innovations in design or principle, improvements in automation and efficiency, enhancements in performance or safety, and unique designs compared to existing products [6][9]. - The evaluation also emphasizes the importance of providing detailed and convincing documentation of the innovations during the submission process [6]. Public Disclosure and Award Ceremony - The list of nominees will be publicly displayed for 10 days on the Instrument Information Network, allowing for feedback and verification of the submitted information [7]. - The final award winners will be announced during the 19th China Scientific Instrument Development Annual Conference in April 2026 [7][8]. Industry Impact - The "3i Award" aims to promote innovation, interaction, and integration within the scientific instrument industry, recognizing outstanding products and contributions to the field [8][9].

Core Viewpoint - The article discusses the results of the "3i Award - Excellent New Products in the Scientific Instrument Industry" for the first half of 2025, highlighting the nomination of 40 new instruments out of 243 submissions, representing approximately 16% of the total [1][4]. Group 1: Award Overview - The "3i Award" has been established since 2006 to recognize outstanding new products in the scientific instrument industry, gaining significant attention from users, manufacturers, and media over the years [2][9]. - The award aims to showcase innovative instruments that meet the needs of Chinese users and encourage manufacturers to innovate [2][4]. Group 2: Nomination Process - A total of 243 new instruments were submitted for the award between February 15 and July 15, 2025, including products launched in 2024 and 2025 [1][4]. - The evaluation process involved over 300 industry experts who assessed the submissions based on strict criteria, ensuring a fair and objective review [4][6]. Group 3: Criteria for Nomination - Instruments eligible for the nomination must demonstrate significant innovation in design, automation, performance, or application-specific development [6][8]. - Specific criteria include breakthroughs in instrument design, improvements in analysis efficiency, and notable advancements in networking capabilities [6][8]. Group 4: Benefits of Nomination - Products receiving nominations will gain authoritative recognition, promotional opportunities through various channels, and a chance to win the annual "Excellent New Product Award" [7][9]. - Awarded instruments will be showcased at the annual Chinese Scientific Instrument Development Conference, enhancing their visibility in the market [9].

Core Points - The article announces the nominees for the "3i Award - Excellent New Products in the Scientific Instrument Industry" for the first half of 2025, with 40 new products nominated, representing approximately 16% of the total submissions [1][3]. Group 1: Award Overview - The "3i Award" has been established since 2006 and has become one of the most authoritative awards in the scientific instrument industry, recognized by various government departments [2][9]. - A total of 243 new instruments were submitted for nomination between February 15 and July 15, 2025, including products launched in 2024 and 2025 [2][3]. Group 2: Nomination Criteria - Instruments eligible for the nomination must demonstrate significant innovation in design, automation, efficiency, or application-specific development [5][6]. - Specific criteria include breakthroughs in instrument design, improvements in automation and efficiency, enhancements in performance, and unique innovations compared to existing products [6]. Group 3: Nominees - Among the nominees, three specialized instruments received the "Nomination Award," including: - Charge Photometry Measurement System (Model: illumionONE) by Beijing Baisite Technology Co., Ltd. - C840H Integrated Evaporation Residue Detection System by Jinan Languang Electromechanical Technology Co., Ltd. - Syringe Compatibility Positive Pressure Tester (Model: ZY-6S) by Jinan Sanquan Zhongshi Experimental Instrument Co., Ltd. [4]. Group 4: Award Benefits - Products receiving the nomination will gain authoritative recognition, promotional opportunities through various channels, and a certificate of honor at the award ceremony [7][9]. - The final winners will be announced during the 19th China Scientific Instrument Development Annual Conference in April 2026 [9].