United Precious Metal Refining

This app supports customers of United Precious Metal Refining with the following mobile functions:

* Check live precious metal spot prices.

* Frequently used Calculators
-- Estimate value of scrap gold or silver based on market price, karat and average assay percentages.
-- Raise of lower the purity of gold
-- Ratios for producing sterling silver
-- Convert casting weights for different materials
-- Convert between Fahrenheit and Celsius
-- Convert between different units of weight