00418nam a2200145Ia 4500003000900000008004100009040001600050080001600066100001800082245009400100260003000194300000900224650002200233650001700255IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a535.33bWAL  aWalker, O. J. 0aAbsorption spectrophotometrycO. J. Walker                                                 aLondonbAdam Hilgerc1939  a67p.  aSpectrophotometry  aSpectroscopy