TY - GEN AU - K Heinrich AU - Robert Myklebust AU - S Rasberry C2 - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD DA - 1971-08-01 LA - en PB - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD PY - 1971 TI - Standard Reference Materials: Preparation and Evaluation of SRM's 481 and 482 Gold-Silver and Gold-Copper Alloys for Microanalysis ER -