Potassium iron blue of high quality was prepared from pyrite cinders. 以硫鐵礦燒渣為原料製備鉀鐵藍。
There are the largest explored reserve maximum sulphur content on average and predominant exploration condition in this production base. 是我國已探明的儲量最大，平均含硫量最高，開採條件優越的硫鐵礦生產基地。
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