Embarking on a new journey while staying true to our original mission. In the future, PROBEST will continue to focus on water quality monitoring and industrial process instrumentation, upholding technological innovation, maintaining strict quality standards, and optimizing our service system. With more comprehensive products, more professional solutions, and more efficient service capabilities, we will join hands with global partners.
1. 50 R & D + 20 QA + 18 QC+200 employees. With realibale team in our PROBEST group.2. (≥10 percent of annual turnover invested in R&D.)3.（RoHS/CE, ISO）hight quality + full tests before shipment.4. ＞7000㎡ factory base. 5. Long life service time.6. We have been in this water monitoring instrum
Inaccurate, drifting, or unstable readings of PROBEST PINH3-900 and PISE ammonia-nitrogen electrodes can most often be resolved by replacing the NH₄N internal electrolyte. Following this standard tutorial will quickly restore accuracy, reduce downtime, and lower operating costs. Always refer to the official PROBEST electrode manual for specific filling volume and polarization time. For further technical support, please contact our service team.
On the journey to ensure drinking water safety, precise water quality testing instruments serve as indispensable guardians. Today, we sincerely recommend a star product that has stood the test of time over a decade in the market while maintaining consistently strong sales—the PROBEST PLTU-700 Turbidtiy meter.
Embarking on a new journey while staying true to our original mission. In the future, PROBEST will continue to focus on water quality monitoring and industrial process instrumentation, upholding technological innovation, maintaining strict quality standards, and optimizing our service system. With more comprehensive products, more professional solutions, and more efficient service capabilities, we will join hands with global partners.
1. 50 R & D + 20 QA + 18 QC+200 employees. With realibale team in our PROBEST group.2. (≥10 percent of annual turnover invested in R&D.)3.（RoHS/CE, ISO）hight quality + full tests before shipment.4. ＞7000㎡ factory base. 5. Long life service time.6. We have been in this water monitoring instrum
【Major Certification】Probest Secures 5 Core ISO System Certifications! Building Quality, Safety, and Service Foundations with International StandardsAs an innovative technology enterprise dedicated to water quality analysis, Fuzhou Probest Intelligent Technology Co., Ltd. has achieved another signif
