Purchasing & Auxiliary Services

220	CONTROLLING, MONITORING, DATA RECORDING EQUIPMENT, INSTRUMENTS, ACCESSORIES, AND SUPPLIES
220-06	ANALYSERS, NETWORKING
220-14	FLOW CONTROLLERS & RECORDERS
220-29	OSCILLOGRAPHS
220-41	RADAR INSTRUMENTS
220-47	RECORDERS AND PLOTTERS, GEN LAB TYPE
220-65	TEMPERATURE CONTROLLERS, INDICATORS, AND RECORDERS
220-68	TRANSDUCERS AND COUPLERS-DATA RECORDING EQUIPMENT