There are not only illite, but also asphalt, microcrystalline quartz, dolomite, calcite, anorthite, gypsum, and such as potential damage materials.

储层不仅含，还发育沥青、微晶英、白云、方解、钙长和膏等潜在损害物。

The viscosity increaser of microcrystalline cellulase used in synthetic leather is prepared by using cotton pulp as raw material and waste hydrochloric acid as hydrolyst.

以棉浆为原料，废盐酸为水解催化，所得合成革用微晶纤锥素增量指标达到了德国和日本同类产品标准。