Qingdao YingFengYuan Industrial & Trading Co.,Ltd ,located in Qingdao,Shandong.is a factroy which mainly specialized in Barium  Nitrate production.

Brium Nitrate ,Industrial grade,99.3% MIN

It is decomposed into oxides in combustion and gives out green flares. It is noxious!
Applications: Used to manufacture barium oxide and barium peroxide, optical glass, pottery glazes, and used as explosives, additives for combustion, green-color fireworks, signal flares and flame tracers, also used in antisepsis, chemical agents and medication. And sometimes it is also used in low-temperature salt bath for metal heat treatment.

About the Certificate of Anlalysis please see as follows:

BARIUM NITRATE(AS DRY BASIS): 99.50%
MOISTURE: 0.04%
WATER INSOLUBLE: 0.04%
IRON(FE): 0.0006%
CHLORIDE(AS BACL2): 0.005%
pH VALUE: 6-7.5