Detailed Buying Lead Description
Characteristic Specification Test Method Elemental Contamination (Maximum Allowed) Aluminum 30 ppm ICP Calcium 500 ppm ICP Copper 20 ppm ICP Iron 35 ppm ICP Lead 50 ppm ICP Magnesium 100 ppm ICP Potassium 50 ppm ICP Sodium 100 ppm ICP Average Particle Diameter 16.4 microns max Sedigraph (50% Mass Finer Than) +325 Mesh 0.10 wt % max ASTM 371 77 Crystal Structure MnCO3 X-Ray Diffraction Mn Assay 44.0 wt % min Gravimetry
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