Commodity20072008
Gas/smoke analysis app. $222
Spectrometers, spectrophotometers & spectrographs using optical radiations ...$242 
Instruments & app. for physical/chem. analysis, using optical radiations (U ... $1,510
Instruments & app. for physical/chem. analysis, n.e.s. in 90.27$2,409 
Total$2,651$1,732