mpounds, tape products, benzene latex, indoor decoration materials and other industries.项目Item标准Standard value项目Item标准Standard value项目Item标准Standard valueMg(OH)2含量（%）Purity≥95水分（%）Water≤0.5堆积密度（g/ml）Bulk Density0.2-0.3氧化钙（%）CaO≤0.20铁质量分数（%）Fe≤0.1比表面积（m2/g）Specific surface area＜30酸不溶物（%）SiO2≤0.25氯化物质量分数Cl- Content（%）≤0.2激光粒径（D50）umParticle size≤2筛余物Sieve residue≤0.02白度Whitness≥92灼烧失重质量分数Lgnition loss （%）≥28