when anions with hydrated shells larger than chlorate ( bicarbonate , sulphate , chromate , acetate or citrate ) were used , spontaneous depolarizing p.s.p.s were not seen , and the reversal potential for the response to somatic gaba application and for the evoked recurrent i.p.s.p . lay between -70 and -75 mv .
C0003075
anions
C0008543
chromate