00341nam a2200121Ia 4500001000500000005001700005008004100022082001200063100001900075245007200094260003100166650002200197193720261006003559.0120911s9999    xx            000 0 und d  a547 OPE  aOpenshaw, H.T.  aA laboratory manual of qualitative organic analysis / H.T. Openshaw  aCambridge University Press  aChemistry,organic