When using thin layer or paper chromatography (TLC), these borosilicate glass atomizers are used for spraying chromogenic reagents. Complete unit consists of spray head, flask, and LG-1004 clamp. The air inlet tube has an opening to release pressure and stop spraying. All joints are Standard Taper 24/40. Scientists rely on the expertise and artistic skills of Wilmad-LabGlass engineers and glass specialists to manufacture NMR and EPR consumables and laboratory glassware of the highest quality. Used daily in academia, healthcare and chemical, petroleum and other industrial applications, Wilmad offers 7000+ items as part of their standard catalog as well as custom fabrication for individual glassware, glass repair services and OEM glass parts.