supply and installation of electrochemical workstation , item description:supply and installation of electrochemical workstation , item 1: bipotentiostat / galvanostat ( as per annexure 7 ) , item 1.2 electrode rotator ( as per annexure 7 ) , item 1.3 cell for rotating electrodes ( as per annexure 7 ) , item 1.4optional item. reaction chamber ( glass cell for rotating electrodes ) -150ml capacity ( as per annexure 7 ) , item 1.5 optional item glassy carbon rde ( as per annexure 7 ) , item 1.6 optional item glassy carbon disk, platinum ring rrde ( as per annexure 7 ) , item 1.7 optional item electrochemical h-cell, 2*15 ml ( as per annexure7 ) , item 1.8 optional item platinum counter electrode ( as per annexure 7 ) , item 1.9 optional item hg / hgo ( as per annexure 7 ) , item 1.1 optional item ag / agci ( as per annexure 7 ) , item 1.11 optional item crocodiles clip ( as per annexure 7 ) , item 1.12 optional itemelectrode polishing kit ( as per annexure 7 ) , item 1.13 optional itemepoxy for attaching wire with a working electrode ( as per annexure 7 ) , item 1.14optional item:glassy carbon rde tip ( as per annexure 7 ) , item 1.15 optional item: glassy carbon disk, platinum ring rrde tip ( as per annexure 7 ) , item 1.16 optional item:standard platinum counter electrode kit ( as per annexure 7 ) , item 1.17 optional item: gas-purged bearing assembly ( as per annexure7 ) , item 1.18optional item electrode roattor rotation rate control cable ( as per annexure 7 ) , item 1.19 optional item: electrode polishing kit ( as per annexure 7 )