This baffled micro cyclonic spray chamber, made of quartz, is designed for use with oilFAST and organics solvent applications. It features secure, leak-free threaded drain port, o-ring-free connections to the nebulizer and torch injector, internal baffle and threaded auxiliary port for addition gas. Micro cyclonic spray chambers provide the fastest wash-out at low-flow rates compared to larger versions. The spray chamber is not for use with aqueous solutions.