Assay for mercury: Transfer about 400 mg of Phenylmercuric Nitrate, accurately weighed, to a 100-mL flask, add 15 mL of water, 5 mL of formic acid, and 1 g of zinc dust, and reflux for 30 minutes. Cool, filter, and wash the filter paper and the amalgam with water until the washin...
C. Dissolve about 10 mg in dilute sodium hydroxide solution and dilute to 100 mL with the same solution. Expose 1 mL of this solution to ultraviolet light at 254 nm for 5 min, add sufficient acetic acid to make the solution acidic to blue litmus paper and shake with 2 mL of methylene ...
6.3Methods and materials for containment and cleaning up Cover any spills with sufficient amt of sodium bicarbonate. Remove the mixture in a container such as a fiber drum, plastic bag or carton box for easy disposal in an incinerator, and dispose by burning in a furnace. Wash the spilled sp...