pack：In iron drum, PP bag lined with plastic bag, jumbo bag or according to customer requirements.

use：Used as desiccant of gas and liquid, dehydrant in organic synthesis, antistatic agent of polyester resin, medicine and refining agent of sugar; used as the parent material of producing highly purified phosphoric acid, phosphate, phosphide and organic phosphate; use for producing phosphorus pentoxide sol and mainly H type aerosol; use for producing optical glass, U.V.high transmittance optical glass, heat-protecting glass, glass ceramics and emulsion opal glass etc., as to improve the dispersion coefficient of glass and to empower the ability of penetrating by ultraviolet ray; also can be used as condensation agent in organic synthesis and surface active agent and so on.