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Standards, connectors, fittings, tubing, tools, and other supplies for liquid chromatography (LC), ion chromatography (IC), and gas chromatography (GC).
Regulators in GC system are used to control volume of gas delivered. There are mainly 2 types of regulators: single-stage and double-stage. Single-stage regulator shows slight variation in pressure delivery when cylinder pressure drops and also when flow rate increases. It also shows high 'lockup' pressure.