The following products manufactured for the mining industry are used in the analysis of precious metals:
- Assay Litharge – Assay Litharge is a unique type of lead oxide used in the analysis precious metals. It is produced from highly refined lead and offers a very low level of precious metal impurities. It is greenish yellow in colour, the green being due to the free lead which is characteristic of its method of manufacture.
- Gold Free Litharge – Gold free Litharge is a special type of lead oxide used in the analysis of gold and other precious metals. It is produced from specially refined lead and offers a very low level of gold. It is greenish yellow in colour.
We also have granular assay and Gold Free Litharge available where a non-dusting form is required.
- Assay Fluxes – Assay (or Mining) Fluxes are specially formulated mixtures of Assay Litharge compounded with fluxing agents such as Soda Ash and Borax, a reducing agent, and a number of other raw materials. They are specifically designed for the analysis of gold, platinum and other precious metals in a wide variety of ores.
Flux can be packed in Pails, Bags and Totes in quantities as specified by the customer.
|
Gold Free Litharge |
Premium Gold Free Litharge |
Assay Litharge |
Ag ppm |
Max 3 |
Max 3 |
Max 0.13 |
Au ppb |
Max 2 |
Max 2 |
|
Appearance |
Powder Litharge |
Greenish Yellow Powder |
Granular Litharge |
Reddish Granules |