Guidelines establishing test procedures for the analysis of pollutants; measurement of Mercury in water; revisions to method 1631; final rule fact sheet

Guidelines establishing test procedures for the analysis of pollutants; measurement of Mercury in water; notice of data availability and request for comment

Guidelines establishing test procedures for analysis of pollutants; measurement of Mercury in water (EPA method 1631, revision B); final rule

Method 1631 Mercury in water by oxidation, purge and trap, and cold vapor atomic fluorescence spectrometry

Assay office building, New York City. Letter from the Secretary of the Treasury, relative to the construction of a new assay office building in New York City. June 17, 1913. -- Referred to the Committee on Appropriations and ordered to be printed

Assay office at Seattle, Wash. Letter from the Secretary of the Treasury, transmitting a copy of a communication from the Director of the Mint submitting an estimate of appropriation for assay office at Seattle. January 10, 1902. -- Referred to the Committee on Appropriations and ordered to be printed

Letter from the Secretary of the Treasury, with a report from the Director of the Mint, showing the assays of foreign coins made at that institution in 1827. April 14, 1828. Printed by order of the Senate of the United States

Letter from the Secretary of the Treasury, transmitting a report of the results of the assays of the foreign coins made at the Mint of the United States, current, by law, in the United States. January 28, 1825. Read: Ordered that it lie upon the table

Letter from the Secretary of the Treasury, transmitting a report of assays at the Mint of the United States of sundry foreign coins. January 19, 1824. Referred to the Committee of Ways and Means

Letter from the Secretary of the Treasury, transmitting a report of the Director of the Mint, of assays made of several species of foreign gold and silver coins, pursuant to the act of April 29, 1816. February 12, 1818. Read, and ordered to lie upon the table