Recomended practice for apparatus and reagents analytical procedures for ferrous and non-ferrous metals spectrochemical analysis methods :   methods of chemical analysis of metals 1943 /  
American Society For Testing And Materials. A.S.T.M. 
 - 1a. ed. 
 - EEUU :  ASTM,  1943 
 - 323 p. :    vii ; fig. ; tab. ;    23 cm 
<br/><br/><label>LC Class. No.: </label> / A 51 
<br/><br/><label>Universal Decimal Class. No.: </label>006:546.1