Central Coal & Oil Testing Laboratory (CCOTL) was established to provide testing and related support services to its clients. The laboratory is located in Nagpur, Maharashtra. The laboratory is known as the leading ELECTRICAL & CHEMICAL TESTING SERVICES PROVIDER. It offers chemical testing of SOLID FUELS such as coal ( tests for Moisture, Volatile Matter, Ash and Sulphur Analyser, Determination of Gross Calorific Value). It also offers ELECTRICAL TESTING for ELECTRICAL MATERIALS - LIQUID DIELECTRIC MATERIALS such as Transformer Oil (tests for Water Content, Neutralization Value Total Acidity, Interfacial Tension, Flash Point, Breakdown Voltage, Dielectric Dissipation Factor, Specific Resistance (Resistivity) etc.) It has a team of experts who provide testing services using latest tools and technologies. The laboratory has been accredited by NABL.