clamp holder. laboratory equipment. ring clamp are used to place separating funnel and glass funnel. in a chemical laboratory

accessories adjustable analysis base beaker biology biotechnology camp chemical chemicals chemistry clamp clip condenser cylinder dropping equipment equipments erlenmeyer experiment filter flask funnel glass glassware grip holder holding instrument interlocking isolated jaws lab laboratory locknut microbiology pharmaceutical research ring ringstand science scientist separating set stand technology test thumbscrew tube