HF Scientific MicroTPI Infrared Turbidity Meter

  • Measures turbidity with a range of 0 - 1100 NTU.
  • Infrared LED Lamp (860nm) conforms with ISO 7027
  • Simple measurement and calibration

Designed to provide the ease of portability needed in the field with rugged durability, the MicroTPI is a necessity for anyone monitoring turbidity on the go. The shock-resistant carrying case holds everything necessary for field operation while the instrument itself removes easily to go wherever it is needed. With resolution of 0.01 NTU and an extended range to 1,100 NTU, the Infrared MicroTPI is a perfect partner for field use.

Infrared - LED Lamp (860nm)

Conforms to ISO 7027

Rugged Portable Carrying Case

Ensures durability and convenience no matter where your sample happens to be.


Waterproof housing allows sample measuring and cleaning in any wet environment.

Completely Self-Contained

Contains everything you need, including battery pack, manual, and calibration standards.

Auto Ranging 0 - 1100 NTU

Instrument senses turbidity level of sample and automatically adjusts to the appropriate measurement.

Simple Calibration Procedures

Calibration initiated with the push of a button ensures accurate readings.

Economical Cost

Over 5000 Tests on a single set of 4 - AAA alkaline batteries.

Made in the USA

Conformance ISO7027 Method (IR)
Range Auto ranging from 0 - 1100 NTU
  • 0.01 NTU < 100 NTU
  • 0.1 NTU < 100 - 999.9 NTU
  • 1 NTU < 1000 - 1100 NTU
  • ± 2% of reading or ± 0.01 NTU (0-500 NTU)
  • ± 3% of reading (500-1100 NTU)
Response time 14 seconds
Power supply 4 - AAA alkaline batteries (over 5000 tests)
Display 4 digit (7 segment) LCD
Principle of operation Nephelometric
Certification CE, NEMA 4X. Designed to meet IP67
Light source Infrared LED (860nm)
Sample Cells 10 ml