The product is packed in two-layer plastic woven bag with the interior in plastic and the exterior in woven and membrane. The net weight of each bag is 25 kg.

The product is easy to absorb moisture; therefore, it shall be stored in the dry and ventilated place to prevent from rain, high temperature and strong sunlight.

The product is colorless square crystal, ordinarily in white or white cavernous and honeycombed. It is easily soluble in water and the solution is subacid. It is mainly applied in the desiccant and used as the dehydrating agent for producing alcohol, ester, ether allyl resin. It can be also used for processing and deinking the waster paper. It is the raw material in producing calcium salt. The solution can be used as the flocculating agent in the industries such as sodium alginate and bean product.