Red Lead (Red Lead Oxide)
Molecular Formula: Pb3O4, Molecular Weight: 685.6
Properties: With a specific gravity of 9.1, strong adhesion and covering power, easily biodegradable at high temperature, dissolved in overheated alkali, partly soluble in acid, insoluble in water.
Applications: It is used in anti-rust paint, glass, tube, ceramic, pharmaceuticals and other industries.
Production Capacity: 3,000tons/year
Technical Specification: GB/T1705-1986 (paint-class red lead, electronic red lead, glass-class red lead)

Paint-class Red Lead:
 Product Features:

Item	Index
Lead dioxide %≥	33.9
Plumbous orthoplumbate  % ≥	97
Volatile matter at 105℃% ≤	0.2
Screen residue (63um) %≤	0.3
Water-soluble matter % ≤	0.1
Unsolvable in nitric acid %≤	0.1
Oil absorption (g/100g) %≤	6
Sedimentation volume /mI≥	30