本产品活性高,结构疏松,广泛用于医药,食品添加剂的合成,高技术生物材料HA的合成,饲料添加剂VC磷酸脂的合成,魔芋食品,素食品,啤酒饮料.钙剂合成及环烷酸钙,乳酸钙,柠檬酸钙的添加剂和水处理及其它***有机化工的合成.

具体指标如下:
      检验项目                       标准值                             检验结果
  碳酸钙（以干基计）含量%          ≥95.0                               98.1
    水份%                                   ≤1.0                               0.5

盐酸不溶物含量%                       ≤0.05                              0.02
  铁含量%                                ≤0.030                              0.028
  重金属（以Pb计）含量%              ≤0.002                              0.002
  铅含量                                   ≤0.0003                             0.0001
  镁和碱金属含量%                       ≤0.50                               0.50
  砷含量%                                  ≤0.0002                             0.0002
  硫化物（以So4计）含量%             ≤0.50                               0.50
  细度（过325目）                       ≤0.5                                0.2
  白度                                        ≥95.0                               96