Columbia Analytical Instruments Inc.

Columbia Analytical Instruments (CAI) is a Columbia SC (USA) based manufacturing business of innovative laboratory products. Here we make the SmartBlock line of block digesters. They include a 100 position COD block digester and a 56 position trace metals digester. We also manufacture premium quality COD tubes in the 5-150ppm, 20-1500ppm and 20-900ppm for NPDES compliance monitoring. Mercury free versions are available. Our price is unbeatable, especially in this uncertain economy. We also OEM COD tubes to lab supply companies. Inquire with us soon!