QTY. 1. BARNES SPECTRA-TECH INC, STANDARD CIRCLE NICOLET 5-XB/20-XB, PART NO: 0005-005, DESCRIPTION: 1760, WITH 2 TYGON HOSE S-50-HL, CLASS VI ¼" X 1/16" ALL IN A WOODEN CARRYING BOX. BARNES ANALYTICAL SPECTRA-TECH INC. MICRO 'CIRCLE' LIQUID ANALYZER 0005-132. FOR FTIR 550, 560, 760. THE BARNES ANALYTICAL SPECTRA-TECH MICRO "CIRCLE" LIQUID ANALYZER (0005-132) IS AN ACCESSORY DESIGNED FOR FOURIER TRANSFORM INFRARED (FTIR) SPECTROMETERS, SPECIFICALLY COMPATIBLE WITH MODELS LIKE THE NICOLET 550, 560, AND 760. IT IS USED FOR LIQUID SAMPLE ANALYSIS USING ATR (ATTENUATED TOTAL REFLECTION) TECHNOLOGY.