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MicroTPI Field Portable Turbidimeter (Infrared) for Turbidity Testing

MicroTPI Field Portable Turbidimeter (Infrared) for Turbidity Testing
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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.

Auto ranging 0 - 1100 NTU

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

Rugged portable carrying case

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

Simple calibration procedures

Calibration initiated with the push of a button ensures accurate readings


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

Long battery life

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

ProCal calibration standards

Quick and easy calibration across all ranges without the need to mix Formazin

Made in the USA

Conformance ISO7027 Method (IR)
Range Auto ranging from 0 - 1100 NTU
Resolution 0.01 NTU < 100 NTU
0.1 NTU < 100 - 999.9 NTU
1 NTU < 1000 - 1100 NTU
Accuracy ± 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


Model Description
20008 MicroTPI Field Portable Turbidimeter (IR), 0 1100 NTU includes carrying case, one set of ProCal Primary calibration standards (0.02, 10, 1000NTU), indexing rings, 4 AAA alkaline batteries, operator's manual and measuring cuvettes with light shield caps.


Model Description
19856 Cuvettes with light shield caps, 3 pack for MicroTPI and MicroTPW
22664 Batteries, AAA - 4 pack
24378 Combined manual for MicroTPI and MicroTPW
24571s Rechargable battery pack with 120v charger
34381S ProCal Primary calibration standard - 10 NTU 60ml
39845 ProCal Primary calibration kit, (0.02, 10, 1000 NTU), for MicroTPI and MicroTPW

Service & Repairs

Please request a Return Material Authorization(RMA) number before sending an instrument in for repair.

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Disclaimer: HF scientific product specificatons are provided for reference only. HF scientific reserves the right to change or modify product design, construction, specifications, or materials without prior notice and without incurring any obligation to make such changes and modifications on HF scientific products previously or subsequently sold.