Metallurgical assay and the U.S. Mint continue to produce precious metal bullion coins for collectors and investors. The precious metal purity and content of these coins is guaranteed by the respective mint or government, and, therefore, the assay of the raw materials and finished coins is an important quality control. In the UK, the Trial of the Pyx is a ceremonial procedure for ensuring that newly minted coins conform to required standards. Metallurgical assay A metallurgical assay is a compositional analysis of an ore, metal, or alloy. Some assay methods are suitable for raw materials; others are more appropriate for finished goods.
Standards of Conduct for the International Civil Service civil service are reflected in the Secretary-General’s bulletin on "Status, basic rights and duties of United Nations staff members". This bulletin was published with the express purpose of ensuring that all United Nations staff were made aware of the 2001 standards. According to this bulletin, the standards are intended to assist staff members and executive heads of the organizations to understand better the obligations placed on staff conduct by the UN Charter and the UN Staff Regulations and Rules. It is noted that: "The standards of conduct do not have the force of law as they provide a discussion of