AQSIQ announced rare earth oxide product quality supervision and inspection results, 2015 second quarter total sample of 11 provinces, autonomous regions, 48 of 48 production batches of rare earth oxide products, including dysprosium, yttrium oxide, lanthanum oxide oxidation oxide, cerium, praseodymium, neodymium oxide and other five species, substandard products detection rate of 0% The sampling […]