name:  Perchloric acid   Main components: HCLO4   UN:1873

Component weight: 100.46

Physical and chemical properties:  clear and colorless liquid .distributing smoke when it is in the air ,easy to absorb water ,is strong acid ,it will resolve if it is layed for long . when it is mixed with water ,it will distribute calory , strong oxidant.  Contact with organic (carbon ,paper ,timber) will explode .resolve into  hydroxide, water and oxygen  in case of heat and occur explosion.  Gravity:1.75.melting point :-122℃.boiling point ;39℃,corrosive, if splash onto skin ,will lead to burn and spain ,it must be seal up

Requirement about transportation: corrosive goods

Specification number of danger: 91010

Purpose of product  : useful in steel analysis ,used as oxidizer in foodstuff analysis, raw material in making perchlorate .also useful in purification of manmade diamond, semiconductor, in making of movie film; perchloric acid can separate rich wine, ketone ,and amine in organic synthetize. Used as catalyst in esterification and solvent of acrolein in separating 50% protein solution. Beside ,it can used in electroplate, electronic industry and pharmacy