Applied Analytics, Inc. Yoav has been the R&D manager at AAI for the past 10 years. Extracurricular activity is flight instruction (see arrival to Chicago Meigs for the ISA show)

Applied Analytics, Inc. Low Water Levels in Various Solvents: On-line Monitoring by a Miniature MIR Spectrometer Joseph P Sung and Jim Tatum, Rohm and Haas Company, Huston, TX, USA Yael Barshad and Yoav Barshad, Applied Analytics, Inc., Chestnut Hill, MA, USA

Applied Analytics, Inc. MicroSpec In-line Infrared Sensors Covering the Mid Infrared from 2 to 14µm (5000 to 700 cm-1 )

Applied Analytics, Inc. Direct in Stream Measurements  IR light source  A single, dual or up to 6 elements array detector with a filter that isolates a specific IR wavelength  A thermistor to measure temperature  ATR element.  Transmission element

Applied Analytics, Inc.

MicroSpec Specifications Detection:MIR Transducer Pressure: Maximum 150psig (10Bar) Temperature: 1000C (2120F) Drift:0.5% of reading/ 24 hours Noise:±0.2% full scale Electrical:24 V DC 100 mA Output:4 – 20 mA 700 W load galvanically isolated. Connection:The body is threaded for insertion into the process pipe 1-2-UNFF Material of constructionstainless steel body (316L)

Applied Analytics, Inc.

Features Makes in line quantitative measurements at selected wavelengths Contains no moving parts and functions in process stream environments Replaces spectrometers in the process plant and eliminates the need for optical fibers

Applied Analytics, Inc.

Absorbance spectra of water in DMF (100 PPM), DMF used as blank (1cm cell)

Applied Analytics, Inc.