Determination of Calcium for Manganous Sulfate by AAS
原子吸收分光光度法测定硫酸锰中的钙
Preparation of Hyperfine Manganic Manganous Oxide Powder Using Hydrothermal Method and Its Characterization
水热法四氧化三锰超细粉体的研制与表征
Production of Manganous Sulfate by Curing Process with Pyrite, Pyrolusite and Concentrated Sulfuric Acid
两矿加浓硫酸熟化法生产硫酸锰
separating the crystal mush to obtain the monohydrate manganous sulfate crystals.
对晶浆进行分离，得到一水合锰晶体。
And manganic manganous oxide is the main material to produce ferrite.
而四氧化三锰是生产软磁铁氧体得重要原料。
A two stage oxidation method to prepare manganic manganous oxide
两段氧化法制备四氧化三锰
manganous sulfate test.
硫酸亚锰试法
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