Lead Oxide/Litharge for Fire Assay Flux Making

• CAS No.: 1317-36-8
• Formula: Pbo
• EINECS: 215-267-0
• Classification: Lead Oxide
• Grade Standard: Assay Grade
• Kind: No Salt Oxide
• Model NO.: 001
• Quality: Special Class
• Mf: Pbo
• Purity: 99%
• Appearance: Yellow Powder
• Applicaton: Used to Make Assay Flux
• Transport Package: 25kgs Bags or Bulk Bags
• Specification: 99%
• Trademark: FIZA
• Origin: Hebei China
• HS Code: 2824100000
• Production Capacity: 100 Tons Per Month

Product Description

DESCRIPTION

Assay Litharge is a special type of Lead Oxide used for gold and other precious metal ore analysis.  It is made from specially refined lead and offers a very low level of precious metal impurities

Our litharge is  premium quality. We guarantee gold levels are<2ppb in all litharge and guarantee silver levels are <0.2ppm in our silver free/assay grade litharge. 

Item index	Standard
Appearance:	Yellow powder
Melting point (ºC):	888~890
Boiling point (ºC):	1472 (decomposition)
Relative density (water = 1):	9.53
Purity (on dry basis):	99%min
Acid insolubles:	0.1%max
Moisture:	0.2%max
Fe2O3	0.05%max
Au:	2ppbmax
Ag:	0.2ppmmax

 

Welcome to contact us for quotation!
Name: Selina Xu