digital ph meter800+ factories verified

In 1940, "Rex" gave birth to China's first pH meter and first glass electrode, marking the birth of Chinese analytical instruments. As the first professional manufacturer of analytical instruments in China, "Rex" has been focusing on the innovation and accumulation of electrochemical analysis instruments with more than half a century. "Rex" has unique advantages and status. The product categories are constantly expanding and the technical level is increase. "Rex" has more than 100 kinds of electrochemical analysis instruments, sensors and application solutions, including all kinds of instruments, such as laboratory, online and on-site testing, taking the lead of the domestic electrochemical analytical instrument industry and catching up with the international advanced level.

Through the accumulation of years of industry, we hope that through our efforts to bring China's good water treatment products to the world, China's water treatment environment, relatively more comprehensive, more severe. Therefore, we are confident to provide better service and product prices. We supply metering pumps, water quality instruments, flow meters, water pumps, etc. Our professional ability in the water treatment industry will also provide better technical support to our partners.

TOTAL is producing and trading Feeder clamp/ cable clamp, Hanger, Grommet, Gel Seal Closure/Weather Shield Enclosure, Grounding kits, Grounding Enclosure,

MADSUR is a modern, production-oriented enterprise specializing in the R&D, manufacturing, and sales of liquid sensors, water quality analyzers, industrial process equipment, laboratory equipment, and customized solutions. Backed by a comprehensive and scientific quality management system, we deliver high-quality products, professional technical support, and reliable after-sales service.

Our factory is BIOBASE, which founded in 1999, BIOBASE is a professional manufacturer whose business covers laboratory equipment, medical device, engineering project and cosmetics. With more than 3, 000 employees, 25+ factories, BIOBASE has establishedOverseas branches in USA, UAE, Singapore, Kazakhstan, India, MyanmarAnd other countries. BIOBASE has long-term business partners in 190+ countries. BIOBASE can provide one-stop solutions for laboratory and medical fields. Main products include biological safety cabinet, laminar flow cabinet, Fume hood, refrigerator & freezer, autoclave, oven, incubator, centrifuge, Wheel chair, hospital bed, IVD instrument, clean room project, etc. BIOBASE has certificates including ISO9001, ISO13485, ISO14001, ISO45001, EN12469, CE, etc. BIOBASE would like to establish win-win business cooperation withDistributors all over the world.

Henan Bingsheng Industrial Co., Ltd. is a high-tech enterprise engaged in the research and development, production, sales, and service of high-end intelligent sensors and automation equipment, located in the High tech Zone of Zhengzhou City. The company focuses on independent research and manufacturing of online monitoring equipment for environmental protection, water industry, agriculture and other related industries. The products include online water quality sensors such as pH, ORP, conductivity, dissolved oxygen, turbidity, residual chlorine, chlorophyll, blue-green algae, and online soil moisture sensors such as oxygen content, temperature and humidity, and full parameters (temperature+humidity+conductivity+pH+nitrogen, phosphorus, and potassium). The company has cutting-edge technology and independently developed and produced a water quality multi parameter online monitoring instrument, which has advantages such as high accuracy and long service life. It can be customized for design and production according to different customer application scenarios. Leading excellence with wisdom and improving development with creativity, Henan Bingsheng Business Co., Ltd. Always adheres to the development concept of "application first, customer first", and strives to promote the rapid development of water conservancy and agricultural IoT sensing technology!

As a dynamic and market-oriented enterprise, our company provides an extensive array of high-quality products designed to cater to your evolving and diverse demands. Since our establishment, we have been consistently guided by the core management philosophy of "Quality First, Customer First, and Credit-Based Operations. " These principles are deeply embedded in our corporate culture and daily practices, driving us to not only meet but also anticipate the latent needs of our clients through proactive innovation and exceptional service.

SKZ Industrial Co., Limited and SKZ International Co., Limited are the members of SKZ group, We are specialized in supply Laboratory Instrument, Scientific instrument, Analytical Instrument, Thermal Analysis, Moisture meter, Gas detector and testing instruments for pulps, paper, cardboards, plastic, rubber and textile.

Bingo Industrial and Trading Company started to run businiess since 2006, which is located in Wenzhou Yueqing ---- The world-famous city for low-voltage electric apparatus.

Beijing Jingxiang Environmental Technology Co., Ltd. Integrates the production, research and development, and sales of water environment monitoring equipment and engineering, energy conservation and environmental protection, air pollution control, solid waste pollution control, instruments and meters, biochemical analysis and monitoring instruments, energy conservation and environmental protection technology and equipment, process sewage treatment, environmental monitoring station system integration, application software, basic software electronic products, and office automation equipment Supplier We specialize in providing users with analysis solutions ranging from on-site data analysis to the final monitoring data transmission and integration, as well as process feedback control.

Chongqing Fandun Environment Project Co., Ltd. Was set up in 2014, located in west  new District Chongqing City, with a workshop building area of 5, 000 m2 and more than 30 kinds of treating machinery. We are a member of Chongqing Environmental Protection Industrial Association, have 100 staff members works, including 20 engineers and technicians. Since the establishment, we are always committed to environmental protection which includes environmental protection equipment design and fabrication, water treatment technological development, engineering construction and technical service.  

Daruifuno Environmental Technology Co., Ltd. is headquartered in Suzhou City, Jiangsu Province, China, with an advantageous geographical location, close to Shanghai, in the middle of the Yangtze River Delta, with convenient water, land and air transportation.

Founded in 2008, we are a high-tech enterprise based in Shanghai. We focus on the R&D, design and production of water quality sensors and intelligent equipment. Backed by a professional team of professors and senior engineers, we own a wealth of independent patents and maintain in-depth cooperative relations with multiple universities. Our fully certified products deliver stable and accurate solutions for environmental protection, medical care, agriculture and other industries worldwide.

Shanghai Chunye Instrument Technology Co., Ltd. is a leading manufacturer, supplier, and exporter of water analysis instruments.

Xi'an Gavin Electronic Technology Co., Ltd., headquartered in the State-level High-tech Industrial Development Zone in Xi'an, is a high-tech enterprise dedicated to the research, development, manufacturing, sales, and service of sensors, transmitters, and related instruments. Since its establishment, the company has consistently taken customer needs as its guide, talent development as its core, and industry progress as its foundation. As the company continues to grow, we actively expand our product lines, integrate industry resources, develop new e-commerce models, and collaborate with leading enterprises in the industry to provide high-quality products and solutions to customers worldwide.

Henan Aoda Instrument Equipment Co., Ltd is a high-tech enterprise integrating R&D, production, sales, import and export. We have a group of excellent management and technical talents who pursue excellence, progress and innovation. We are committed to creating a better life for people. For many years, we have been serving global customers in the fields of agricultural/food/feed/soil and water quality laboratories~

Guangzhou Leafing Science Co., Ltd., founded in Guangzhou in 2017, is a dynamic provider of experimental research and laboratory solutions. We specialize in the design, development, and global distribution of high-quality laboratory instruments and medical consumables, backed by a partner factory with strong mass-production capabilities. Our team is committed to excellence, prioritizing product quality and continuous innovation, supported by rigorous quality control systems. Our extensive product portfolio includes oscillators, centrifuges, stirrers, water baths, infrared sterilizers, vacuum pumps, balances, pipettes and tips, centrifuge tubes, PCR and QCPR series, nucleic acid extraction reagents, and DNA markers. Recognized for reliability and consistent performance, our products are exported worldwide to North America, Europe, Southeast Asia, Africa, Oceania, and beyond, with steady annual growth in export volume. Our partner factory holds internationally recognized certifications-including UKAS, ISO 13485, CE, ISO 9001, and LAF-underscoring our commitment to safety, compliance, and high manufacturing standards. Combined with our in-house R&D team and advanced equipment, we offer a diversified product range and tailored one-stop solutions to meet the evolving needs of the global scientific community.

BIOBASE is a professional manufacturer whose business covers laboratory equipment, medical device, engineering project and cosmetics. With more than 3, 000 employees, 25+ factories, BIOBASE has established overseas branches in USA, USE, Singapore, Kazakhstan, India and other countries. BIOBASE has long-term business partners in 190+ countries. BIOBASE can provide one-stop solutions for laboratory and medical fields. Main products include biological safety cabinet, laminar flow cabinet, fume hood, refrigerator&freezer, autoclave, oven, incubator, centrifuge, wheel chair, hospital, bed, IVD instrument, clean room project, etc. BIOBASE would like to establish win-win business cooperation with distributors all over the world. And we welcome dealers from all over the world who have a tendency to cooperate to visit and inspectThe mission of BIOBASE is to establish the heart of heaven and earth, determine the destiny of the people, inherit the ultimate knowledge of the sages, and create eternal peace

Suzhou Holi Smart Technology Co., Ltd. is located in beautiful suzhou city, that is a professional supplier which provide development, manufacturing, sales of various water quality analysis instruments.

Since its establishment, our company has always adhered to the business principles of "quality first, customer first, and credibility as the foundation", and has been deeply engaged in the field of environmental monitoring for many years, accumulating rich project implementation experience. Our business covers seven core scenarios: Pollution source outlet monitoring, national standard water stations, outdoor small water stations, ecological agriculture, aquaculture, secondary water supply, and groundwater monitoring. We have successfully implemented key projects in various fields across the country, including domestic sewage, chemical industry, medical care, smart water management, and black and odorous water body treatment, and have won market recognition with high-quality project results and excellent service reputation.  

BOQU Instrument focuses on technological innovation in water quality analyzers and water quality sensors since founded at 2007. Now staff is over 100 people and with an annual growth rate of 35%. We have own R & D center, many senior engineers has over 10 years R& D experience...Now BOQU has got more than 50 technical certificates for controller software and over 20 technical patents, therefore we won the National High-tech Enterprise Certificate in 2010. At present, the annual quantity of water quality sensors and meters is over 100, 000PCS, it let BOQU instrument become the biggest factory in water quality analyzers in Shanghai China.

As a global leader in the water and waste management sectors, we have been operating for over 18 years all over the world. We provide essential services to protect the resource and improve quality of life wherever we operate.

Xi'an ERUN Environmental Protection Technology Group Co., Ltd (hereinafter referred to as "ERUN") was founded in 2014, with a registered capital of 51.8 million yuan, located in the high-tech zone of Xi'an City, China. With 4 subsidiaries, 5 branches and 2 R&D and production bases, the company is a national high-tech enterprise specializing in the R&D, production and sales of high-end instruments and equipment.

Xian Yunyi Instrument Co., Ltd. is a professional manufacturer that engaged in the fields of pressure measurement instrument, the chief engineer, Mr Tian has more than 30 years experience on this area, and he is one of the engineers who introduced the Rosemount technology.

Anhui Jujie AutomationTechnology Co., Ltd. is located in Wuhu city, which enjoys the reputation of "Jiangdong famous city" and "Wuchu famous district". And in Hangzhou, Jiangsu, Henan, Hebei, Shandong set up offices and production bases, trained a number of experienced r & d and production personnel.

Xian Lonn M&E Equipment Co., Ltd. is a wholly owned subsidiary of SHENZHEN LONNMETER GROUP and a high-tech enterprise specializing in the development, manufacturing, and global supply of intelligent measurement instruments.

Shanghai Boqu Instrument Co., Ltd was established in 2007, and located in Kangqiao Town Pudong New Area Shanghai. It is the professional manufacturer of electrochemical instrumentation and electrode combine with the R&D, production and sales. The main products include pH, ORP, conductivity, ion concentration, dissolved oxygen, turbidity, alkali acid concentration and electrode etc.

Huanghua Faithful Instrument Co., Ltd, founded in 90s and located in coastal city-HuangHua, our factory covered 40, 000 square meters, with more than 200 employees. Huanghua Faithful Instrument Co., Ltd is a specialized supplier of scientific and laboratory instruments. Faithful has established enviable reputation for its ability to design and manufacture high quality products, now we are dedicated to developing and manufacturing instruments as well as distributing world-renowned products and offering unmatched scientific performance and proven value.

BIOBASE Group Adheres to The Mission of "Service for Health for The Future"Biobase is a professional manufacturer whose business covers laboratory equipment, medical device, engineering project and cosmetics. With more than 3, 000 employees, 25+ factories, biobase has established overseas branches in USA, UAE, Singapore, Kazakhstan, India and other countries. Biobase has long-term business partners in 190+ countries. Biobase can provide one-stop solutions for laboratory and medical fields. Main products include biological safety cabinet, laminar flow cabinet, fume hood, refrigerator&freezer, autoclave, oven, incubator, centrifuge, wheel chair, hospital, bed, ivd instrument, clean room project, etc. Biobase would like to establish win-win business cooperation with distributors all over the world. Biobase is a leading professional manufacturer of laboratory and medical products with high quality and competitive price. BIOBASE always adheres to the mission of "Service. Heath. Future" and promote company's culture vigorously. Providing with highquality products and good service, BIOBASE would like to establish win- win business cooperation with distributors all over the world. BIOBASE Group is a leading manufacturer specializing in producing a wide range of high-quality laboratory equipment and supplies. We operate 25 factories, all equipped with advanced technology and staffed by skilled professionals dedicated to delivering excellence in quality and performance.

KUNSHAN AST Optoelectronics Co., Ltd designs, develops and manufactures high quality and affordable electronic device, especially in the field of NDIR gas measurement, our team has 15 years of development experience.