00513cam a22001934a 4500003001000000005001700010008004100027020001500068040002500083041000800108044000800116080001000124100002700134245006900161260003500230300001200265650002300277655001900300AR-SsjUIB20250710162821.0250429s1978 xxu 000 0 eng d a0471030945 aAR-SsjUIBcAR-SsjUIB0 aeng axxu a543.41 aSandell, Ernest Birger10aPhotometric determination of traces of metals :bgeneral aspect. aNew York :bJohn Wiley,c1978. a1085 p. 7aFotometría2lemb 7aLibro2unescot