000 00496 a2200169 4500
080 _a63:543
_bL 597 O
245 1 _aOfficial and tentative methods of analysis of the association of officials agricultural chemists
_cedited by H.A. Le per
250 _a6th edn.
260 _aWashington
_bAOAC
_c1945
650 _aMethods
650 _aAnalysis
650 _aAssociation of Official Agricultural Chemists
700 _aLe per, H.A., ed.
100 _a
_d
300 _a932 p.
901 _a11980
999 _c42082
_d42082