Precision Digital pH Meter for Laboratory Use - Phsj-5t
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Product Highlights
- High Precision Measurement: Resolution up to 0.001 pH and 0.01 mV with 0.03% accuracy.
- 7-inch Touchscreen Display: Color LCD supports Chinese and English with clear visual interface.
- Multiple Resolution Options: Flexible pH (0.001/0.01/0.1) and mV (0.01/0.1/1) settings.
- Automatic Calibration: Recognizes 6 buffer groups (GB, DIN, NIST, etc.) and supports custom solutions.
- Data Management & Traceability: Stores 1000 sets, supports GLP/GMP compliance and data analysis.
- OEM/ODM Customization: Full customization available from samples, designs, or minor adjustments.
- Firmware Upgrade Support: Enables feature expansion and customization via software updates.
- Comprehensive Connectivity: RS-232 for printers and USB for PC/LIMS system integration.
Product Attributes
- Customization
- Available
- After-sales Service
- 1 Year
- Warranty
- 1 Year
- Model NO.
- PHSJ-5T
- Instrument Level
- 0.001 Level
- Measurement Parameters
- Potential Value, pH Value, ORP Value, and Temperatur
- Minimum Resolution
- 0.01 Mv
- Error of Electronic Unit Reading
- 0.03% ± or ± 0.1 Mv
- pH Minimum Resolution
- 0.001 pH
- Transport Package
- 370×305×330 mm
- Specification
- 5.5kg
- Trademark
- REX
- Origin
- Shanghai, China
- Production Capacity
- 2000 Piece/Per Year
Product Images of Precision Digital pH Meter for Laboratory Use - Phsj-5t
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Product Description
- Supports Chinese and English
- Three resolution options are available: pH supports 0.001pH, 0.01pH, and 0.1pH; mV
supports 0.01mV, 0.1mV, and 1mV.
- Temperature units are available: ℃ and ° F.
- Supports automatic shutdown, power failure protection, and factory reset
- Support firmware upgrade to enable feature expansion and customization
- Supports IP 54 protection level
and bagged pH buffer solution
Smart operation, automatic recognition, batch detection
- Intelligent operating system with functions including user management, method management, data management,
and GMP management
-Supports device self-check and three-level user permission management, including password management
- Intelligent endpoint recognition, supports continuous reading, balanced reading, and scheduled reading
-Supports 1-6 point calibration for pH electrodes and 1-point calibration for ORP electrodes, with diagnostic
functionality for pH electrodes.
- Supports calibration reminders and mandatory calibration, as well as pH standard solution verification and
mandatory verification
-Supports setting alarm limits for pH calibration and measurement, as well as ORP measurement.
- Automatically recognizes six buffer solution groups including GB, DIN, NIST, USA, MERK, and JIS, and
supports custom standard solutions and standard solution groups.
-Supports connection with an autosampler for automatic sample measurement and batch testing
Data management, information traceability
-Complies with GLP standards, supporting data storage (1000 sets per set), retrieval, deletion, statistics,
analysis, transmission, and printing
-Supports multiple viewing methods, with results displayed as lists or curves
- Supports GMP management and GMP operation log access, enabling complete data traceability and tracking
- It has an RS-232 interface and supports standard RS-232 serial printers for direct measurement result printing.
The print format is optional.
- Equipped with a USB interface, it connects to a PC via dedicated communication software for data transfer;
supports connection to LI MS system.




Outer packaging | Portable Testing Meter | Other Model |


Competitive pricing & bulk discounts
Reach us anytime via WeChat, WhatsApp, email, or other convenient methods.
Located in Shanghai, China, we have diverse departments. Visit our factory by scheduling with customer service for an enriching experience!
No minimum order quantity. Sample orders available to check quality.
Yes! We offer ODM and OEM services tailored to your needs.
We offer lab pH sensors, conductivity probes, dissolved oxygen sensors, ion-selective and reference sensors, online electrodes, lab testing gear, and large online monitoring instruments.
Pre-production samples and final inspections. Electrodes pre-soaked for immediate use.
As one of China's earliest electrode manufacturers, REX boasts exceptional quality, advanced technology, and a stellar reputation.
One year.
We offer comprehensive pre-, in-, and post-sales services. We value trust and long-term partnerships over one-time deals, ensuring your needs and satisfaction are our top priorities!
- Delivery Terms: FOB
- Payment Currencies: USD, CNY
- Payment Methods: T/T, Credit Card, Cash
- Languages: English, Chinese
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI2441793". Items marked "" are certified.
Company Profile
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.
INESA Scientific Instrument Co., Ltd., a key enterprise under INESA Scientific Instrument (Group) Co., Ltd., specializes in scientific instrumentation. As one of China's largest scientific instrument enterprises, it is a industry leader in electrochemical analyzers and a state-supported "Little Giant" enterprise recognized for specialization and innovation.
· Prestigious Brand: Its self-owned brand "LeiCi" is a renowned Shanghai-name brand, recognized as a famous trademark, and complies with Shanghai Standards.
· Rich Heritage: The birthplace of China's first pH meter and glass electrode, it is also recognized as the origin of analytical instrumentation in China.
· Advanced Technology: Its electrochemical analyzers and automatic titrators are internationally leading in technological sophistication. The company has filled domestic gaps in high-precision pH meters, full-range conductivity meters, photometric and thermometric titration, and fully automated electrochemical analysis systems, rivaling global top-tier standards.
· Core Products: Electrochemical analyzers, titrators/moisture analyzers, water quality analyzers, electrochemical sensors, online water quality monitoring systems, and chemical reagents.
· Application Fields: Ecology and environment, education and research, biopharmaceuticals, food safety, and petrochemical industries.
· Market Leadership: Holds the top market share in China's electrochemical analyzer industry, maintaining a leading position in the sector.
· Accreditations & Honors:
- National "Little Giant" Enterprise supported for specialization and innovation
- Shanghai Municipal Enterprise Technology Center
- Shanghai Technology-based "Little Giant" Enterprise
- Software Enterprise certified by Shanghai Municipal Commission of Economy and Informatization
- Shanghai Civilized Unit
- Shanghai Model Collective
- Recipient of the "Shanghai May Day Labor Award"
Mission: To provide high-tech analytical instruments and premium services for the enhancement of people's quality of life.
Vision: To be a leading scientific instrument manufacturer, and a provider of monitoring/testing system solutions and operational services.
Core Values: Integrity · Responsibility · Innovation · Excellence · Collaboration · Sustainability
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No.5 Yuanda Road, Anting, Jiadingdistrict, . Postal Code 201805, Shanghai, China
-
Plant Area
- 1182 square meters
-
Number of Employees
- 47
-
Registered Capital
- 5,000,000 RMB
-
Terms of Payment
- T/T, LC, PayPal, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 1 pc
-
Supply Chain Partners
- 7
Our Production Capability & Technical Expertise
-
Main Products
- Electrodes, Magnetic Stirrer, Electrode Accessories, Cables, Connectors, Instruments and Meters, Solutions
-
Production Lines
- 1
-
Production Machines
- Assembly Line
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 13 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2011-03-15
-
Export Year
- 9 years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 3
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- Who are we? Can we schedule a company visit?
- Located in Shanghai, China, we have diverse departments. Visit our factory by scheduling with customer service for an enriching experience!
- What is the minimum order quantity for your products?
- No minimum order quantity. Sample orders available to check quality.
- Can customers create their own brand?
- Yes! We offer ODM and OEM services tailored to your needs.
- What can you purchase from us?
- We offer lab pH sensors, conductivity probes, dissolved oxygen sensors, ion-selective and reference sensors, online electrodes, lab testing gear, and large online monitoring instruments.
- How do we ensure quality?
- Pre-production samples and final inspections. Electrodes pre-soaked for immediate use.
- Why should you choose us over other suppliers?
- As one of China's earliest electrode manufacturers, REX boasts exceptional quality, advanced technology, and a stellar reputation.
- What is your warranty period?
- One year.
- How about your service?
- We offer comprehensive pre-, in-, and post-sales services. We value trust and long-term partnerships over one-time deals, ensuring your needs and satisfaction are our top priorities!
- What payment methods do you accept?
- Delivery Terms: FOB. Payment Currencies: USD, CNY. Payment Methods: T/T, Credit Card, Cash. Languages: English, Chinese.
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Product Groups
- Photometer
- pH Electrode / pH
- Redox Electrode / ORP
- Conductivity Electrode / EC
- Dissolved Oxygen Electrode / DO
- Ion Selective Electrode / ISE
- Temperature Electrode / ATC
- Reference Electrode / REF
- Titration Electrode / TE
- Turbidity Sensor / TUR
- REX High-end Series Electrode
- Instruments and Accessories
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