Possible impurities. The systematic name of aspirin is 2-ethanoylhydroxybenzoic acid. We usually make it by the esterification of 2-hydroxybenzoic acid (salicylic acid) using ethanoic anhydride and a catalyst such as concentrated sulphuric acid or phosphoric acid.
TxDMV Â» Motor Carriers Â» Oversize / Overweight Permits. Vehicles and loads that exceed legal size or weight limits need an oversize/overweight (OS/OW) permit and route from the TxDMV to travel on Texas roads.
This regulation is referred to as the 'CDL Permit Rule' and mandates compliance by July 8, 2015. The New York State DMV will implement the rule in phases, from April through July of 2015. We refer to the Commercial Learner Permit as CLP, and the Commercial Driver License as CDL..