High purity, low impurity PROFESSIONAL PROMPT PLEASED Packing 50-500kg/ bag in hig quality MEET YOUR NEEDS ALL THE TIME Content of lead monoxide PbO , % ≥99.5Content of lead metal Pb , % ≤0.1Content of lead dioxide PbO 2 , % ≤0.05undissolved in nitric acid , % ≤0.1Moisture , % ≤0.2Content of iron trioxide Fe 2 O 3 , % ≤0.005Content of copper oxide CuO , % ≤0.002Remains on sieve 180 um , % ≤0.2 ...