Patent ID: 6370972
Filing Date: 2002-04-16
Classification: B01L,B08B,G01N

Abstract:
A chemical sampling sink comprising:an enclosure defining an internal cavity and configured to maintain an atmosphere within the internal cavity, the enclosure also configured to contain a receptacle such that a liquid chemical within the receptacle would be exposed to the atmosphere, wherein the enclosure is made of dark, UV-resistant plastic; a chemical supply line extending into the enclosure, the chemical supply line including a dispenser configured to deliver a liquid chemical to the receptacle; an exhaust line attached to the enclosure, the exhaust line being configured to suction gases from the enclosure; and a filter positioned on the enclosure, the filter being configured to remove contaminants from air drawn into the enclosure as gases are suctioned from the enclosure out the exhaust line to thereby prevent the removed contaminants from entering the atmosphere in the enclosure and contaminating the liquid chemical in the receptacle.