4.0 x 10 ( -2 ) m solutions ( ph 5.8 ) of ribose , arabinose and xylose were irradiated in uv light ( 1.84 x 10 ( 9 ) erg cm-2 to 6.12 x 10 ( 9 ) erg cm-2 ) in the presence of 5 mg/ml of al2o3 , sio2 , tio2 , v2o5 , cr2o3 , fe2o3 , cuo , zno , schist and feldspar oxides .
C0043491
zno
C0030015
oxides