Seen the process of supplier/vender selection and purchasing process, the selection was done before approved and registered to supplier/vender list by criteria that specify and record in approved supplier/vender list ³for OMIC´³COP419 for COPIT´as seen the main material for lab analysis, maintenance service, chemical, etc. as sampling some PO that show record evidence following procedure appropriately. Sampling ³PO16/181, Earth Cheme Lab, Sulfuric acid 95-97%, 25lites´³PO16/079, Kaken Test Center, 3000gm´³PO16/182, All Industry Chem, Perchloro ethylene, 25lites´etc