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检查项目Items
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指 标 范 围Specified
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氢氧化镁含量ContentMg(OH)2 %
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≥99
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激光粒径（D50）Laser particle size(D50) μm
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0.5-2.0
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白度White
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≥98
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水分 Water %
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＜0.5
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脱水温度Dehydration temperature (start) ℃
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350
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铁Fe %
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≤0.005
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氧化钙含量CaO%
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＜0.05
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比重Proportion g/cm
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2.36
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灼烧矢量Loss on ignition %
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31-33
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烘干失量 Loss on drying(120℃,1Hr)
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0.05
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氯化物Cl %
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≤0.1
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盐酸不溶物Acid-insoluble substance %
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≤0.1
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吸热量Amount heat adsorbed KG/G
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1.29
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莫氏硬度Mo hs hardness
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2.4
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