【Content】:98(%) 【Product grade】:Industrial grade 【Property】:White powder, Density :2.489g/cm3 melting point:350℃. Micro-soluble in water, hot ethanol, ether, insoluble in water solution of alkali, acid, it can be broken down into boron trichloride, and base metals, eutectic carbonate to produce chloride and boric acid salt. 【Use】:Raw materials of Villaumite; flame retardant in cotton and man-made fibers,f printed circuit in the erosion in the liquid; electrochemical synthesis of chemical analysis reagent, used to melt and weld and silver, gold, stainless steel and other metal ; raw materials of cast aluminum-magnesium alloy B-containing 【Storage】:Sun, moisture provention 【Packing】:Double-lined plastic bags sealed plastic bag, net weight of 25kg or 1000kg. |