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TITLE(s): LABORATORY TESTER (any industry) Performs laboratory tests according to prescribed standards to determine chemical and physical characteristics or composition of solid, liquid, or gaseous materials for such purposes as quality control, process control, or product development: Sets up, adjusts and operates laboratory equipment and instruments, such as microscopes, centrifuge, agitators, viscosimeter, chemical balance scales, spectrophotometer, gas chromatograph, colorimeter, and other equipment. Tests materials used as ingredients in adhesives, cement, propellants, lubricants, refractories, synthetic rubber, plastics, paint, paper, cloth, and other products for such qualities as purity, stability, viscosity, density, absorption, burning rate, and melting or flash point. Tests solutions used in processes, such as anodizing, waterproofing, cleaning, bleaching, and pickling for chemical concentration, specific gravity, or other characteristics. Tests materials for presence and content of elements or substances, such as hydrocarbons, manganese, natural grease, tungsten, sulfur, cyanide, ash, dust, or impurities. Tests samples of manufactured products to verify conformity to specifications. Records test results on standardized forms and writes test reports describing procedures used. Cleans and sterilizes laboratory equipment. May prepare graphs and charts. May prepare chemical solutions according to standard formulas. May add chemicals or raw materials to process solutions or product batches to correct or establish formulation required to meet specifications. May calibrate laboratory instruments. May be designated according to product or material tested. For testing of food products see FOOD TESTER (any industry) 029.361-014. GOE: 02.04.01 STRENGTH: L GED: R4 M4 L4 SVP: 6 DLU: 86 ONET CROSSWALK: 24505A Chemical Technicians | |||||||||||||||||||||||||||||||||||
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