TY - BOOK AU - Marinenko,R.B. AU - Heinrich,K.F.J. AU - Ruegg,F.C. ED - United States. TI - Standard reference materials: micro-homogeneity studies of NBS standard reference materials, NBS research materials and other related samples U1 - 620.160973 PY - 1979/// CY - Washington, D.C. PB - United States Government Printing Office KW - Metals KW - Testing KW - Glass KW - Microprobe analysis KW - Materials KW - Standards KW - United States ER -