How to correctly select Tongao water quality testing instruments?

Before selecting a water quality testing instrument, the following two points should be clarified:

► First of all, we must clarify our own needs, that is, what parameters do we want to measure, single parameter or multiple parameters, and what specific parameters are there;

► Secondly, you need to know the environment in which the instrument is used. If it is used in the laboratory, it is recommended to use a desktop water quality analyzer. If it is used in the field or for multiple monitoring points, it is recommended to use a portable water quality analyzer.

The following is a comparison table of the differences between different water quality testing instruments in Tongao

6900 series	Portable 900 Series
6900 series products are laboratory desktop instruments with built-in thermal printers. The instrument integrates the advantages and disadvantages of previous instruments to maximize strengths and circumvent weaknesses, making detection more accurate; the overall design of the instrument is simple and elegant, easy to operate and intuitive, and detection is more stable. It is suitable for the detection data requirements. taller users.	Portable 900 series, the overall box-type configuration, easy to carry, new light source structure design, high scalability, the host comes with a rechargeable power supply, the digestion instrument has three power supply modes: 220V, vehicle or mobile power supply, suitable for on-site detection or multiple Passed between monitoring points.
Desktop TR series	Economy TRS Series
TR series products, Tongao Technology’s classic instruments, metal casing, built-in thermal printer, with data storage, data printing and other functions, cost-effective, suitable for daily sewage testing of enterprises.	TRS series products, Tongao Technology's economical series instruments, ABS shell, suitable for simple daily testing of enterprises.
Touch screen 8100 series
8100 series products, touch screen series products, the overall full touch design, simple and intuitive operation, can expand dozens of detection parameters, intelligent operation program, guide users to easily complete the operation.

• 1Water quality testing routine 9 indicators
• 2Summary of relevant standards for water quality testing
• 3STIP-scan working principle, use method, application field
• 4Four differences between water quality test pen and STIP-scan
• 5Nine detection parameters of heavy metals water quality monitor
• 6Application of STIP-scan in fish pond water quality detection
• 7Eight Routine Test Indicators for Well Water Quality Testing
• 8STIP-scan FAQ and solutions
• 9What are the factors considered in STIP-scan selection?

• TONGAO TR 6900CNHN Benchtop STIP-scan detection of COD/ammonia nitrogen/Total nitrogen

  $ 3935.00
• TONGAO TR 6900DZ Desktop multiparameter STIP-scan

  $ 4703.00
• TONGAO TR-4ZH Portable multiparameter water quality monitor

  $ 4548.00
• TONGAO TR-408H COD Ammonia Nitrogen Total Phosphorus Total Nitrogen Turbidity Tester STIP-scan

  $ 4517.00
• Bante900P-CN Portable multiparameter Water Quality Meter

  $ 778.00
• Bante90 portable intelligent multiparameter instrument STIP-scan pH ORP Ion concentration conductivity TDS salinity resistivity dissolved oxygen concentration saturation

  $ 826.00