In the business of industrial sensor manufacture, D-2 is organzied around conductivity measurement and control for the fuel Industry. Laboratory equipment includes those for the measurement of ASTM Test Methods D2624 and D3240. D-2 offers a range of sensors for measurement of chemical fluid conductivity, dielectric constant, and temperature and also laboratory instruments for the measurement of free water in fuels, and other chemical streams. The company designs/builds/installs fully automated additive D2624 conductivity control injections systems. D-2 Inc. is an ISO 9001:2008 certified quality control manufacturer, and is type certified to build equipment and systems for ATEX Zone 1 and NEC Class 1, Division 1 hazardous areas