GC test mixture activity (FA-TMS-Test according to Donike) for controlling the performance of fused silica capillary columns and the GC system. Contents (1 mg/mL each):TMS capric acid (C10), TMS myristic acid (C14), TMS stearic acid (C18), TMS behenic acid (C22), hexadecane (C16), eicosane (C20), tetracosane (C24), octacosane (C28). This product contain harmful substances which must be specially labeled as hazardous. For detailed information please see SDS.