TY - BOOK AU - ASTM TI - Standard - B 556-90 ; standard guide for measurement of thin chromium coatings by spot test U1 - 620 S8 PY - 2002/// CY - West Conshohocken, PA PB - ASTM (The American Society for Testing and Materials) KW - Standard KW - Standards KW - The American Society for Testing and Materials KW - ASTM ER -