Shenyang Macro Chemical Co., Ltd. is based in China and lists industrial chemicals on Global Trade Plaza, including N-octane and Isooctane. The company states it was established in 2003. Its product listings describe these chemicals as organic solvents used in applications such as vegetable oil extraction, organic synthesis, pharmaceutical intermediates, rubber, adhesives, and electronic cleaning. Specific uses mentioned include N-octane as a component of solvent and industrial gasoline, and as a solvent and chromatographic standard, while Isooctane is noted for its role in determining fuel oil octane value when mixed with n-heptane and in standard gas chromatographic analysis.